DB9 Serial Communications Products

214 Results
DIN Rail Dual Port Signal-Powered RS-232 Line Driver -- DCP35-P
from Dataforth Corporation

The DCP35 series of products is designed to allow RS-232 devices to be inter-connected over distances sufficient to cover any industrial or institutional complex of buildings. These line drivers feature a DIN rail mountable enclosure for application to a junction box, a panel, a relay rack, the... [See More]

  • Connector: DB9; Screw terminals
  • Serial Protocol: RS232
  • Device Type: RS232 Line Driver
  • Form Factor: DIN Rail
RS-232 to RS-422 Protocol Converters - Short Haul Modem -- 9338
from S.I. Tech, Inc.

Model 9338 combines connector to connector compatibility with outstanding performance characteristics. It supports full duplex transmission between RS-232-C compatible EDP equipment at distances up to 15,000 feet. It operates at speeds from 110 bps to 56 Kbps. An asynchronous, simplex or full duplex... [See More]

  • Connector: DB9; Balanced 2-Pair Metallic Circuit
  • Serial Protocol: RS232
  • Device Type: Converter; Serial Link
  • Form Factor: Desktop / Pedestal; 6.5"x2.75"x6.5"
Null Modem Serial DB9 Serial Modular Adapter Kit, 2x (DB9F to RJ45F) -- P450-000
from Tripp Lite by Eaton

With Tripp Lite's P450-000 Null Modem Adapter Kit, you can set up PC-PC Serial connections up to 100ft apart using readily available Cat5/Cat6 patch cables. The finished connection results in a Null wiring configuration: 1+6 - 4, 2-3, 3-2, 4 - 1+6, 5-5, 7-8, 8-7, with Full Handshake capability. [See More]

  • Connector: DB9; RJ-45
  • Serial Protocol: RS232
  • Device Type: Adapter
Digi Connect SP®
from Digi International, Inc.

More and more, electronic devices used in all types of commercial applications are being network-enabled so that data from those devices can be accessed, evaluated and utilized in real time. The Digi Connect SP device server is a simple and cost-effective solution for migrating electronic devices to... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
1 Port RS232 Ethernet to Serial Adapter -- ES-246
from Brainboxes Limited

Ethernet to Serial device server providing access to one RS232 serial port. Data transfer rates up to 1,000,000 baud (1 MegaBaud), coupled with 1Mbit/s line drivers deliver uncompromising performance. Baud rates can be standard values such as 9,600, 115,200, 230,000, 921,600 or user definable non... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: DIN Rail
EtherBITS RS-232 Terminal Server -- Model 2120
from Patton Electronics Co.

Ethernet continues to be the most common office networking infrastructure. Now, Ethernet is making its way from the office to the shop floor. Traditional RS-232 environments require the use of multiport serial cards, expensive cables, and the personnel to manage multiple systems. Patton ’s... [See More]

  • Connector: DB9; DB25; RJ-45
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T
1-Port RS-232/422/485 Servers -- NPort 5100A Series
from Moxa Inc.

The NPort 5100A device servers are designed to make serial devices network-ready in an instant and give your PC software direct access to serial devices from anywhere on the network. The NPort 5100A device servers are ultra lean, ruggedized, and user friendly, making simple and reliable serial to... [See More]

  • Connector: DB9; RJ-45
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
Dual-Port Serial Interface Cards -- PCI-422/485-2
from ACCES I/O Products, Inc.

Features. Universal PCI, PCI-X, 3.3V and 5V compatible (Call for PCI-Express availability). Dual-port serial communications card for PCI bus. Supports RS-232(PCI-COM2S only), RS-422, and RS-485 protocols. Automatic control of RS-485 driver under Windows systems. Includes type 16550 UART with 16-byte... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS422; RS485
  • Form Factor: PCB
ISA Bus Serial Port -- AC24AT
from Opto 22

ISA Bus Serial Port RS422/485, Isolated [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Network / Bus: ISA Bus
5-Channel DB9 A/B Network Switch, Simultaneous Switching -- Model 9924
from Electro Standards Laboratories

Ideal for RS232, RS422, RS485 or ANY application that has a DB9 connector interface. SPECIFICATIONS: PORT CONNECTORS: (3) DB9 female connectors labeled A, B, and COMMON for each of the 5 channels. FRONT PANEL CONTROL: (1) Rotary Switch on front panel selects A or B position for each all 5 channels. [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: A/B Switch
  • Form Factor: Rack Mounted
A-B Remote I/O Adapter To DH-485 -- 4601-RIO-DH485
from ProSoft Technology, Inc.

The ProLinx family A-B Remote I/O Adapter to DH-485 communications module (5601-RIO-DH485) creates a powerful connection between devices on a DH-485 and Remote I/O networks. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 configurable serial port and Remote I/O... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Serial /Parallel Converter -- SXP-500
from Custom Sensors, Inc.

Model: SXP-500. Serial / Parallel Converter. DESCRIPTION: · Easy to Install and operate. · DIP switch for direction setting. · Both hardware and XON/XOFF handshaking. · Non powered. · Compact size [See More]

  • Connector: DB9
  • Data Rate: 1.2 to 922
  • Device Type: Converter
8 Port ISA RS-232 Serial Interface -- OMG-COMM8-A
from OMEGA Engineering, Inc.

The OMG-COMM8-A provides the PC with eight RS-232 Asynchronous ports for terminals, data collection and other devices. This product includes extended AT interrupts, extended address range for UNIX, XENIX and QNX compatibility, and an interrupt status port for greater data throughput. Set each port... [See More]

  • Connector: DB9; DB25; DB-78
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: Desktop / Pedestal; PCB
EtherBITS™ Universal Device Server -- Model 2285
from Data Connect Enterprise, Inc.

Use Patton's Model 2285 universal single-port device server to control, access, inter-connect, and manage RS-485/422/232 devices from any remote location as if you were there. Patton's device servers provide a new level of efficiency and affordability to a variety of application environments... [See More]

  • Connector: DB9; DB25; RJ-45
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
3U Compact PCI 2-Port RS-232, RS-422, RS-485 Isolated Serial Interface -- 7903
from Sealevel Systems, Inc.

This product is classified as legacy and is not recommended for new or high volume designs. Sealevel will support legacy products through technical and warranty support, software drivers and product manuals. Please contact Sales for further information. For new product designs, we recommend the... [See More]

  • Connector: DB9
  • Network / Bus: CompactPCI
  • Serial Protocol: RS232/422/485
  • Data Rate: 922
2-port RS232/422/485 Asynchronous Communications -- 8005
from ELMA Electronic Inc.

Features: Low cost I/O solution to provide additional ports for an SBC. Each port can be set up independently to RS232 or RS422 levels. RS422 provides option for data transmit/receive in RS485 mode. Provides two 16550-based UARTs up to 155K-baud. Ports are available via the front panel using DB-9... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS232/422/485
  • Device Type: Adapter
  • Form Factor: PCB
Embedded Serial-to-Ethernet Module -- LSDB-200
from Radicom Research, Inc.

Measuring only 1 ” (W) x 1 ” (D) x 0.25 ” (H), the LSHM-200 family of Embedded Serial-to-Ethernet Modules connect serial devices to IP networks with a 10/100BaseT interface. They provide an easy solution for connecting micro controller based systems with serial port to IP networks... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Eight Channel RS-232/422/485 Serial PC/104 Module -- PCM-G-COM8
from WINSYSTEMS, INC.

The PCM-COM8 is an 8-channel PC/104-compatible serial module. It is well suited for embedded applications requiring a large number of serial I/O ports. Each channel supports RS-232, RS-485, and RS-422 electrical levels to interface to a wide variety of serial communications devices such as modems,... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter
  • Network / Bus: PC/104 (PC/104-Plus, EBX, ETX)
1-Port RS-232 Serial Device Server -- EKI-1511L
from Advantech

The EKI-1511L focuses on the entry level device server market, providing an economic solution that is designed to connect RS-232 serial devices such as PLC, meters, sensors, and barcode readers to an IP-based Ethernet LAN. Provides COM port redirection (Virtual COM), TCP, and UDP operation modes. [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
Serial Communication Port Card -- LPCI-COM-1S
from American Portwell Technology Inc.

Low Profile single port asynchronous serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-422 and RS-485 protocols with auto control for RS-485 under all OS at baud rates up to 460.8Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422; RS485
  • Number of Ports: 1
RS-422/RS-485 USB to Serial FTDI Adapter with COM Retention (USB-B to DB9 F/M), 1 Port -- U208-001-IND
from Tripp Lite by Eaton

Features. Connects a Modem or Other 9-Pin Serial Device to Your Computer ’s USB-A PortThis USB to serial converter turns your computer ’s USB port into a DB9 port capable of connecting RS-422 and RS-485 serial devices, such as modems, handheld scanners and GPS systems. No external power... [See More]

  • Connector: DB9; USB B
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Number of Ports: 1
Digi Neo®
from Digi International, Inc.

Digi Neo multiport serial cards provied 4 or 8 serial port connectivity solutions over a PCIe connection in low profile or standard profile computers. They are designed for reliable serial port expansion in tight workspaces and specialized server/PC environments. They are ideal for point-of-sale,... [See More]

  • Connector: DB9; DB25; RJ-45
  • Serial Protocol: RS232
  • Device Type: Serial Card
  • Network / Bus: PCI; PCI Express
1 Port RS232 ExpressCard Serial Adapter with integrated connector -- VX-001
from Brainboxes Limited

ExpressCard providing one RS232 serial port. ExpressCard is 34mm wide and fits 34mm or 54mm slots. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 256 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your laptop. Drivers for... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Data Rate: 922
EtherBITS™ Device Server -- Model 2232
from Patton Electronics Co.

Ethernet has far outgrown the confines of the office network. From factories and farms to railways and retail shops, credit bureaus, banks —even medical and dental offices —anywhere serial devices are found —the EtherBITS Model 2232 offers network managers the lowest-cost solution... [See More]

  • Connector: DB9; DB25; RJ-45
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T
1-port Serial Device Server NPort IA5000A -- NPort IA5150A
from Moxa Inc.

Compared to other NPort IA device servers, the NPort IA5000A series device servers have a more rugged design with respect to housing, connectors, mounting methods, and surge protection. The NPort IA5000A series is not only hardware upgrade, but in addition, the device server's software tools are... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100BaseTX
Four-port Isolated RS232 PCI Express Mini Card -- mPCIe-ICM232-4
from ACCES I/O Products, Inc.

The mPCIe-ICM232 family of cards feature high performance 16C950-class UARTs. Available in 4-port (mPCIe-ICM232-4) and 2-port (mPCIe-ICM232-2) versions, each port is capable of communication speeds up to 921.6kbps and has 128-byte deep transmit and receive FIFOs which protect against data loss in... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express Mini Card (mPCIe) Type F1
  • Serial Protocol: RS232
  • Number of Ports: 4
ISA Bus Serial Port -- AC422AT
from Opto 22

ISA Bus Serial Port RS422/485, Non-isolated [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Network / Bus: ISA Bus
8-to-1 DB9 Switch w/Contact Closure -- Model 7301
from Electro Standards Laboratories

Model 7301 8-to-1 DB9 Switch with Contact Closure and RS232 Serial Remotes. The PathWay ® Model 7301 8-to-1 DB9 Switch with both Contact Closure and RS232 Serial Remotes allow the user the capability of sharing a single port interface device connected to the COM port among eight other devices... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; DB9
  • Device Type: DB9 Switch
  • Number of Ports: 9
DH-485 To ASCII -- 5102-DH485-ASCII3
from ProSoft Technology, Inc.

The ProLinx family DH-485 to ASCII Generic Serial communications module (5102-DH485-ASCII) creates a powerful connection between devices on a DH-485 network and ASCII input devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 configurable serial port and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Dual Port ISARS-422/485 Adapter -- OMG-ULTRA-SI0
from OMEGA Engineering, Inc.

The OMG-ULTRA-SIO provides the PC with two isolated RS-422/485 Asynchronous links to data collection and other devices. Isolation is important in installations where the equipment connected to the PC is either located far from the host system, or on a different power transformer circuit. The optical... [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Form Factor: Desktop / Pedestal; PCB
Serial Data Extende -- IG192HFP
from Data Connect Enterprise, Inc.

The IG192HFP industrial grade 19.2kbps hyper fast poll modem is designed to operate over 4-wire full duplex or 2-wire half duplex unconditional leased line or private metallic circuits. For optimum performance, the modem employs QAM modulation and Viterbi decoding scheme along with its adaptive... [See More]

  • Connector: DB9; RJ-11
  • Form Factor: DIN Rail (optional feature); Panel
  • Serial Protocol: RS232; RS422; RS485
  • Data Rate: 2.4 to 9.6
3U Compact PCI 2-Port RS-232, RS-422, RS-485 Serial Interface -- 7901
from Sealevel Systems, Inc.

This product is classified as legacy and is not recommended for new or high volume designs. Sealevel will support legacy products through technical and warranty support, software drivers and product manuals. Please contact Sales for further information. For new product designs, we recommend the... [See More]

  • Connector: DB9
  • Network / Bus: CompactPCI
  • Serial Protocol: RS232/422/485
  • Data Rate: 461
1-port RS-232/422/485 Serial Device Server - Wide Temperature -- EKI-1521I
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
Serial Communication Port Card -- LPCI-COM-4SM
from American Portwell Technology Inc.

Low Profile Quad-port asynchronous RS-232/422/485 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-232, RS-422 and RS-485 protocols with auto control for RS-485 under all OS at baud rates up to 921Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS232/422/485
  • Number of Ports: 4
RS-422/RS-485 USB to Serial FTDI Adapter with COM Retention (USB-B to DB9 F/M), 2 Ports -- U208-002-IND
from Tripp Lite by Eaton

Features. Connects Up to Two 9-Pin Serial Devices to Your Computer, Laptop or Tablet ’s USB-A PortThis USB to serial converter turns your computer ’s USB port into two DB9 ports capable of connecting RS-422 and RS-485 serial devices, such as modems, handheld scanners and GPS systems. No... [See More]

  • Connector: DB9; USB B
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Number of Ports: 2
Digi One® IA
from Digi International, Inc.

Digi One IA provides reliable, cost-effective network connectivity for serial devices. This unobtrusive and easy- to-use serial server delivers serial-to-Ethernet connectivity to Programmable Logic Controllers (PLCs), Remote Terminal Units (RTUs), bar-code readers and other industrial devices. [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
1 Port RS232 Low Profile PCI Express Serial Card -- PX-235
from Brainboxes Limited

Low Profile PCI Express Card providing one RS232 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, delivers uncompromising performance on your PC. Drivers for Windows 32 bit and 64 bit Operating Systems including Windows 2000, XP,... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS232
  • Data Rate: 922
EtherBITS™ Wireless Device Server -- Model 2211
from Patton Electronics Co.

Ethernet continues to be the predominant office networking infrastructure. Now, Ethernet has made its way from the office to the shop floor. Traditional serial environments require the use of multi-port serial cards, expensive cables, and the personnel to manage multiple systems. Patton ’s... [See More]

  • Connector: DB9; DB25; Wireless
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; Wi-Fi / WiMAX / Wi-Mesh
2-port serial-to-Ethernet Device Servers -- NPort 5200A Series
from Moxa Inc.

The NPort® 5200A series 2-port serial device servers support RS-232, RS-422, 2-wire RS-485, and 4-wire RS-485 for connecting serial devices to an IP-based Ethernet LAN. The NPort® 5200A device servers are designed with an ultra lean form factor, ruggedness, and to be user-friendly, making reliable... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
Four-Port Multi-Protocol RS-232/422/485 PCI Express Mini Cards -- mPCIe-COM-4SM
from ACCES I/O Products, Inc.

Features. PCI Express Mini Card (mPCIe) Type F1, With Latching I/O Connectors. Four And Two-Port mPCIe Serial Cards With Optional DB9M Connectivity. Four Software Selectable Serial Types: RS-232, RS-422, And RS-485 (2Wire & 4Wire). “SM ” Models Support All 3 Serial Types. “S... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express Mini Card
  • Serial Protocol: RS232/422/485
  • Number of Ports: 4
Serial Communication Module -- SNAP-SCM-PROFI
from Opto 22

The SNAP-SCM-PROFI module is a high-speed serial communications module that provides a standard electrical interface between the Ethernet-based SNAP PAC System and PROFIBUS DP ® networks. The SNAP-SCM-PROFI module is designed for use with Opto 22 ’s SNAP PAC brains and R-series... [See More]

  • Connector: DB9
  • Network / Bus: PROFIBUS; SNAP Brains
  • Device Type: Adapter
  • Data Rate: 1500
A/B Mirror Switch w/ Remote Serial Cntrl -- Model 6270
from Electro Standards Laboratories

QuickSwitch ® 6270 AB Fiber Optic Network Switch enables a device connected to the COMMON port to access either of two separate Fiber Optic networks via SC duplex ports. Model 6270 utilizes MEMS-based (Micro Electro Mechanical System) multimode switches. The switch position of the Model 6270 can... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; Fiber to RS232
  • Device Type: A/B Remote Switch
  • Network / Bus: Fibre Channel
DH-485 to DF1 Master Slave -- 5102-DH485-DFMC3
from ProSoft Technology, Inc.

The ProLinx family DH-485 to DF1 Master/Slave communications module (5102-DH485-DFCM3) creates a powerful connection between devices on a DH-485 network and DF1 devices. The module is a stand-alone DIN rail-mounted protocol gateway that provides one DH-485 configurable serial port and three DF1... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Dual Port PCI RS-232 Interface -- OMG-COMM232-PCI
from OMEGA Engineering, Inc.

The OMG-COMM232-PCI provides two RS-232 serial ports for control and automation applications. The onboard interrupt status port provides maximum Windows flexibility. The OMG-COMM232-PCI includes the 16550 UART, providing a 16 byte FIFO to keep your datacom applications running error free. The 16650... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: PCI
Serial Data Extender -- IG202T
from Data Connect Enterprise, Inc.

The Data Connect low speed IG202T Industrial Grade Bell 202 modem is designed and manufactured for rugged industrial communication networks. The IG202T delivers cost effective and reliable 1200bps asynchronous solutions for point to point and multipoint connectivity. The IG202T Industrial Grade Bell... [See More]

  • Connector: DB9; RJ-11
  • Form Factor: Rack Mounted (optional feature); Desktop / Pedestal (optional feature); DIN Rail (optional feature); Panel (optional feature)
  • Serial Protocol: RS232; RS485
  • Number of Ports: 3
3U Compact PCI 4-Port RS-232, RS-422, RS-485 Serial Interface -- 7904
from Sealevel Systems, Inc.

This product is classified as legacy and is not recommended for new or high volume designs. Sealevel will support legacy products through technical and warranty support, software drivers and product manuals. Please contact Sales for further information. For new product designs, we recommend the... [See More]

  • Connector: DB9
  • Network / Bus: CompactPCI
  • Serial Protocol: RS232/422/485
  • Data Rate: 461
1-port RS-232/422/485 Serial Device Server -- EKI-1521
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
Serial Communication Port Card -- LPCI-COM-8SM
from American Portwell Technology Inc.

Low Profile Eight-port asynchronous RS-232/422/485 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-232/422/485 protocol on any individual port with auto RS-485 control under all OS. [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS232/422/485
  • Number of Ports: 8
RS-422/RS-485 USB to Serial FTDI Adapter with COM Retention (USB-B to DB9 F/M), 4 Ports -- U208-004-IND
from Tripp Lite by Eaton

Features. Connects Up to Four 9-Pin Serial Devices to Your Computer, Laptop or Tablet ’s USB-A PortThis USB to serial converter turns your computer ’s USB port into four DB9 ports capable of connecting RS-422 and RS-485 serial devices, such as modems, handheld scanners and GPS systems. [See More]

  • Connector: DB9; USB B
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Number of Ports: 4
Digi One® IAP Family
from Digi International, Inc.

Digi One IAP combines reliable serial-to-Ethernet connectivity with protocol conversion and interoperability. Users can IP enable a broad range of serial devices, as well as link two industrial devices. It is ideal for device management applications requiring specific industry protocol support. [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
1 Port RS232 Low Profile PCI Serial Card -- UC-235
from Brainboxes Limited

Low Profile Universal PCI providing one RS232 serial port. Data transfer rates up to 115,200 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC.Includes drivers for all Windows 32 bit and 64 bit... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS232
  • Data Rate: 115
ISA Serial Board -- CI-132
from Moxa Inc.

The CI-132 series ISA boards come with 2 independent RS-422/485 serial ports for connecting data acquisition equipment and other serial devices to a PC. Connect your devices over longer distances —up to 1.2 km (4000 ft) —and ensure greater reliability in industrial environments with... [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485
  • Device Type: Multiport Serial Board
  • Network / Bus: ISA
ISA Bus Dual-Port Isolated RS-422/485 Communications and Watchdog Card -- WDG-2S
from ACCES I/O Products, Inc.

FEATURES. Watchdog timer to monitor computer systems. Two Optically-Isolated RS-422/485 Serial Comunication Ports. Computer power supply voltage and temperature monitors. LED status monitors on transmit and receive lines for troubleshooting. Spare 16-bit counter timer. This multifunction card... [See More]

  • Connector: DB9
  • Network / Bus: ISA
  • Serial Protocol: RS422; RS485
  • Agency Approvals: CE Conformity
A/B Switch with Remote Management -- Model 7273
from Electro Standards Laboratories

The PathWay ® Model 7273 Single Channel DB25 A/B Switch provides A/B switching in a low profile, desktop unit. The interface is made up of DB25 female port connectors. The Model 7273 allows the user the capability of sharing a DB25 device that is connected to its Common port, between two other... [See More]

  • Connector: DB9; DB25
  • Serial Protocol: RS232
  • Device Type: A/B Remote Switch
  • Form Factor: Desktop / Pedestal
DH-485 To DNP 3.0 Master -- 4102-DH485-DNPM
from ProSoft Technology, Inc.

The ProLinx family DH-485 to DNP 3.0 Master communications module creates a powerful connection between a DH-485 device and a DNP slave device. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 Master or Slave configurable serial port and one DNP 3.0 Master... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Dual Port PCI RS-232/422/485 Interface -- OMG-ULTRACOMM2-PCI
from OMEGA Engineering, Inc.

The OMG-ULTRACOMM2-PCI provides two field selectable RS-232/422/485 serial ports for control and automation applications. Configure both ports as RS-232 for standard serial COM: port requirements. Choose RS-422 for long distance device connections at up to 4000 feet where noise immunity and high... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Adapter
  • Network / Bus: PCI
Serial Data Extender -- IG96HFP
from Data Connect Enterprise, Inc.

The IG96HFP industrial grade 9.6 kbps hyper fast modem is designed to operate over 4-wire full duplex or 2 wire half duplex unconditioned leased lines or private metallic circuits. For optimum performance, the modem employs QAM modulations along with its adaptive equalizers to communicate over a... [See More]

  • Connector: DB9; RJ-11
  • Form Factor: Rack Mounted (optional feature); Desktop / Pedestal (optional feature); DIN Rail (optional feature); Panel (optional feature)
  • Serial Protocol: RS232; RS422; RS485
  • Number of Ports: 3
Embedded USB to 1-Port RS-232 DB9 Serial Interface Adapter -- 2108
from Sealevel Systems, Inc.

The 2108 is a single port embedded USB to RS-232 serial adapter intended for mounting directly to a PC ’s chassis, eliminating the need for external converters and providing a clean, professional installation. The board is USB bus powered, capable of data rates to 460 Kbps, and installs inside... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: USB
1-port RS-232/422/485 to 802.11 a/b/g/n WLAN Serial Device Server -- EKI-1361
from Advantech

EKI-1361 and EKI-1362 are wireless serial device servers that bring RS-232/422/485 to wireless LAN or LAN. They allow nearly any device with serial ports to connect and share an WLAN network. EKI-1361 and EKI-1362 provide a quick, simple and cost-effective way to bring the advantages of remote... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
Serial Communication Port Card -- LPCI-COM232-4
from American Portwell Technology Inc.

Low Profile Quad-port asynchronous RS-232serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-232 protocol under all OS at baud rates up to 921Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS232/422/485
  • Number of Ports: 4
Digi One® SP
from Digi International, Inc.

The Digi One SP serial server provides reliable and cost-effective network connectivity for virtually any type of serial device. It features one of the smallest form factors available, industry leading low latency, baud rates up to 230 Kbps and full modem and hardware control. This compact and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
1 Port RS232 Native ExpressCard Serial Adapter, low latency, memory mapped -- XC-235
from Brainboxes Limited

ExpressCard providing one port RS232 where absolute compatibility with classic desktop serial COM ports is a necessity. ExpressCard is 34mm wide and fits 34mm or 54mm slots. Guaranteed low latency, memory mapped, no compromise high performance interface. Data transfer rates up to 921,600 baud rates... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Data Rate: 922
NPort Device Server -- DE-311/110V
from Moxa Inc.

The NPort ® DE-211 and DE-311 are 1-port serial device servers that support RS-232, RS-422, 4-wire RS-485, and 2-wire RS-485. The DE-211 supports 10 Mbps Ethernet connections and has a DB25 female connector for the serial port. The DE-311 supports 10/100 Mbps Ethernet connections and has a DB9... [See More]

  • Connector: DB9
  • Serial Protocol: RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
ISA Bus RS-232/422/485 Communications Card -- COM-1S
from ACCES I/O Products, Inc.

Features. An independent, completely configurable, serial port. Supports conventional RS232, High-speed RS-422, and Multi-drop RS-485. Supports all standard RS-232 lines: TD, RD, RTS, CTS, DCD, DTR, and DI. Can be wired for 2 or 4 wire RS-422/485 communications. Supports RS-485 handshaking on-board... [See More]

  • Connector: DB9
  • Network / Bus: ISA
  • Serial Protocol: RS232/422/485
  • Number of Ports: 1
Automatic Fallback A/B Switch -- Model 4123
from Electro Standards Laboratories

The PathWay ® Model 4123 Automatic Sensing Network Switch with Remote Serial control provides a powerful and versatile tool to manage switching requirements. The system affords local and remote access functionality. Remote access can be accomplished by RS-232 commands sent via the Remote Serial... [See More]

  • Connector: DB9; DB25
  • Serial Protocol: RS232
  • Device Type: A/B Remote Switch
  • Form Factor: Desktop / Pedestal
DH-485 To DNP 3.0 Slave -- 5102-DH485-DNPS
from ProSoft Technology, Inc.

The ProLinx family DH-485 to DNP 3.0 Slave communications module (5102-DH485-DNPS) creates a powerful connection between a DH-485 device and a DNP 3.0 master device. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 Master or Slave configurable serial port and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Dual Port RS-232 Interface -- OMG-COMM232-EX
from OMEGA Engineering, Inc.

The OMG-COMM232-EX is a PC bus plug-in card based on the 16550 FIFO buffered UART, which is compatible with the standard 8250. This dual channel asynchronous serial communication card utilizes the RS-232 specification to provide RS-232 communication capabilities to your application. Selectable and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: Desktop / Pedestal; PCB
Serial Device Server -- Eport-101
from Data Connect Enterprise, Inc.

The Data Connect Eport-101 Ethernet serial server connects RS-232, 422, 485 serial devices to an Ethernet LAN/WAN providing a reliable communication connection. The Data Connect Eport-101 Windows driver installs virtual COM ports in the Device Manager of the operating system. The virtual COM port is... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 10/100Base-T
Embedded USB to 1-Port RS-232, RS-422, RS-485 (Software Configurable) DB9 Serial Interface Adapter with PC Bracket -- 2128
from Sealevel Systems, Inc.

The SeaLINK ® 2128 is a single port embedded USB to multi-interface serial adapter intended for mounting directly to a computer chassis, eliminating the need for an external converter and providing a clean, professional installation. All configuration and electrical interface selections are... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter
  • Network / Bus: USB
16-port RS-232/422/485 Serial Device Server – Wide Temp., 125VDC Input, DB9, Rackmount -- EKI-1526TI-VHDC
from Advantech

EKI-1526TI-VHDC is an industrial-grade network-based serial device server for connecting up to 8 or 16 serial RS-232/422/485 devices, such as CNCs, PLCs, scales and scanners, directly to a TCP/IP network. It especially features in its 125V power input. 125V power input. 16-port RS-232/422/485 serial... [See More]

  • Connector: DB9; RJ-45; DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Number of Ports: 16
Serial Communication Port Card -- LPCI-COM232-8
from American Portwell Technology Inc.

Low Profile Eight-port asynchronous RS-232 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-232 protocol under all OS at baud rates up to 115.6Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS232/422/485
  • Number of Ports: 8
Digi One® SP IA
from Digi International, Inc.

Digi One SP IA is a high-performance serial server providing entry level serial-to-Ethernet connectivity for virtually any serial device. It features a 9-30 VDC power input with bare-wire "pigtail" for a direct connection, includes a DIN rail and wall mount kit and is one of the smallest solutions... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
1 Port RS232 PCI Express Serial Card -- PX-246
from Brainboxes Limited

PCI Express Card providing one RS232 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, delivers uncompromising performance on your PC. Drivers for Windows 32 bit and 64 bit Operating Systems including Windows 2000, XP, Server 2003,... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS232
  • Data Rate: 922
NPort Device Server -- NPort 5110-US
from Moxa Inc.

NPort ® 5110 device servers are designed to make serial devices network-ready in an instant. The small size of the servers makes them ideal for connecting devices such as card readers and payment terminals to an IP-based Ethernet LAN. Use the NPort ® 5110 device servers to give your PC... [See More]

  • Connector: DB9; RJ-45
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
ISA Bus RS-422/485 Communications Card -- ICOM-2S
from ACCES I/O Products, Inc.

Features. Completely configurable, asychronous serial port (ICOM-2S has two ports). Opto-Isolated against noisy environments. Support conventional High-speed RS-422, and Multi-drop RS-485. Can be wired for 2 or 4 wire RS-422/485 communications. Support RS-485 handshaking on-board without special... [See More]

  • Connector: DB9
  • Network / Bus: ISA
  • Serial Protocol: RS422; RS485
  • Number of Ports: 2
DB-9 A/B Switch, with Remote Control -- Model 7200
from Electro Standards Laboratories

A, B, and COMMON connectors are DB9. All 9 interface pins are switched. The switch ports are transparent to all data. Front panel pushbutton control or Remote ASCII RS232 Serial Data Control via the serial port. Front panel LEDs display the switch position and power status. Front panel pushbutton... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: A/B Switch
  • Number of Ports: 3
DH-485 To DNP Over Ethernet -- 4201-DH485-DNPSNET
from ProSoft Technology, Inc.

The ProLinx family DNP over Ethernet to DH-485 communications module (5201-DNPSNET-DH485) creates a powerful connection between devices on a DNP over Ethernet network and a DH-485 device. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 configurable serial port... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Dual Port RS-232/422/485 Interface -- OMG-COMM2-EX
from OMEGA Engineering, Inc.

The OMG-COMM2-EX is a PC bus plug-in card based on the 16550 FIFO buffered UART, which is compatible with the standard 8250. This dual channel asynchronous serial communication card utilizes balanced differential drivers and receivers to provide RS-422 and RS-485 communication. Selectable and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Adapter
  • Form Factor: Desktop / Pedestal; PCB
Serial Device Server -- Eport-102
from Data Connect Enterprise, Inc.

The Data Connect Eport-102 Ethernet serial server connects RS-232, 422, 485 serial devices to an Ethernet LAN/WAN providing a reliable communication connection. The Data Connect Eport-102 Windows driver installs virtual COM ports in the Device Manager of the operating system. The virtual COM port is... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 10/100Base-T
Embedded USB to 2-Port RS-232 DB9 Serial Interface Adapter with Standard Size PC Bracket -- 2208
from Sealevel Systems, Inc.

The 2208 is a two-port embedded USB to RS-232 serial adapter intended for mounting directly to a PC ’s chassis, eliminating the need for external converters and providing a clean, professional installation. The board is USB bus powered with each port capable of data rates to 460 Kbps, and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: USB
16-port RS-232/422/485 Serial Device Server - AC Input, DB9, Rackmount -- EKI-1526
from Advantech

The EKI-1528 and EKI-1526 are industrial-grade network-based serial device servers for connecting up to 8 or 16 serial RS-232/422/485 devices, such as CNCs, PLCs, scales and scanners, directly to a TCP/IP network. The EKI-1528 and EKI-1526 feature two independent Ethernet ports and MAC addresses to... [See More]

  • Connector: DB9; RJ-45; DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Number of Ports: 16
Serial Communication Port Card -- LPCI-COM422-8
from American Portwell Technology Inc.

Low Profile Eight-port asynchronous RS-422 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-422 protocol under all OS at baud rates up to 921Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422; RS485
  • Number of Ports: 8
1 Port RS232 PCI Express Serial Card with LPT Parallel Printer Port -- PX-475
from Brainboxes Limited

PCI Express providing one RS232 serial port, and one LPT printer port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Drivers for Windows 32 bit and 64 bit... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS232
  • Data Rate: 922
NPort Device Server -- NPort 5150-US
from Moxa Inc.

NPort ® 5150 device servers are designed to make serial devices network-ready in an instant. The small size of the servers makes them ideal for connecting devices such as card readers and payment terminals to an IP-based Ethernet LAN. Use the NPort ® 5150 device servers to give your PC... [See More]

  • Connector: DB9; RJ-45
  • Serial Protocol: RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
Isolated PCI Express Four-port RS-232/422/485 Communication Cards -- PCIe-ICM-4SM
from ACCES I/O Products, Inc.

Features. 4 and 2-port PCI Express serial communication cards with DB9M connectivity. 2kV isolation port-to-port and port to computer on ALL signals. Serial protocol (RS-232/422/485) SOFTWARE CONFIGURED per port, stored in EEPROM for auto-configure at next boot. High performance 16C950 class UARTs... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS232/422/485
  • Number of Ports: 4
DB9 2-Channel A/B Switch -- Model 7211
from Electro Standards Laboratories

Supports (2) independent channels of A/B switch function. All 9 pins of each channel are switched. Local switching via (2) front panel pushbuttons. (4) Status LED's, A/B, on the front panel indicate the switch position & power status of each channel. A single DB9 female Remote port accepts a... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: A/B Switch
  • Number of Ports: 6
DH-485 To EtherNet/IP -- 4201-DH485-DFNT
from ProSoft Technology, Inc.

The ProLinx family DH-485 to EtherNet/IP communications module (5201-DFNT-DH485) creates a powerful connection between devices on EtherNet/IP and DH-485 networks. The module is a stand-alone DIN rail-mounted protocol gateway that provides one Ethernet port and one DH-485 configurable serial port. [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Eight Port RS-232 to USB Adapter -- OMG-USB-232-8
from OMEGA Engineering, Inc.

The OMG-USB-232 USB to serial I/O adaptors provide two, four or eight RS-232 serial ports for USB connectivity to legacy or non-USB compliant devices. OMB-USB-232 adaptors support standard PC data rates up to 460K bps. Simply install the included software and connect the OMB-USB-232 adaptor to your... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: Shelf
Serial Device Server -- Eport-104
from Data Connect Enterprise, Inc.

The Data Connect Eport-104 Ethernet serial server connects RS-232, 422, 485 serial devices to an Ethernet LAN/WAN providing a reliable communication connection. The Data Connect Eport-104 Windows driver installs virtual COM ports in the Device Manager of the operating system. The virtual COM port is... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 10/100Base-T
Embedded USB to 2-Port RS-232, RS-422, RS-485 (Software Configurable) DB9 Serial Interface Adapter with PC Bracket -- 2228
from Sealevel Systems, Inc.

The SeaLINK ® 2228 is a dual-port embedded USB to multi-interface serial adapter intended for mounting directly to a computer chassis, eliminating the need for an external converter and providing a clean, professional installation. All configuration and electrical interface selections are... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter
  • Network / Bus: USB
16-port RS-232/422/485 Serial Device Server - DC Input, DB9, Rackmount -- EKI-1526T
from Advantech

The EKI-1528 and EKI-1526 are industrial-grade network-based serial device servers for connecting up to 8 or 16 serial RS-232/422/485 devices, such as CNCs, PLCs, scales and scanners, directly to a TCP/IP network. The EKI-1528 and EKI-1526 feature two independent Ethernet ports and MAC addresses to... [See More]

  • Connector: DB9; RJ-45; DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Number of Ports: 16
Serial Communication Port Card -- LPCI-COM485-8
from American Portwell Technology Inc.

Low Profile Eight-port asynchronous RS-485 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-485 protocol with auto RS-485 control under all OS at baud rates up to 921Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422; RS485
  • Number of Ports: 8
1 Port RS232 PCI Serial Port Card -- UC-246
from Brainboxes Limited

Universal PCI providing one RS232 serial port. Data transfer rates up to 115,200 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC.Includes drivers for all Windows 32 bit and 64 bit Operating Systems,... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS232
  • Data Rate: 115
NPort Device Server -- NPort 5410
from Moxa Inc.

Network Readiness for up to Four Serial Devices. The NPort ® 5410 device server can conveniently and transparently connect up to four serial devices to an Ethernet, allowing you to network your existing serial devices with only basic configuration. Data transmission between the serial and... [See More]

  • Connector: DB9; RJ-45
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
Isolated Serial Interface Card -- PCI-ICM-2S
from ACCES I/O Products, Inc.

Features. Universal PCI, PCI-X, 3.3V and 5V compatible (Call for PCI-Express availability). Optically isolated, asynchronous serial communications. Two independent ports each supports RS-422 or RS-485 communications. Type 16550 buffered UARTs protect against data loss in multitasking systems. Baud... [See More]

  • Connector: DB9; 68-pin, Shielded, VHDCI Connector
  • Network / Bus: PCI
  • Serial Protocol: RS422; RS485
  • Form Factor: PCB
DB9 3-Position Switch -- Model 9094
from Electro Standards Laboratories

The Model 9094 DB9 A/B/C Switch allows the user to access three DB9 devices connected to its A, B, and C ports with one DB9 device connected to its Common port. The unit is manually operated, requiring no power. Port selection is quick and easy via front panel rotary switch. [See More]

  • Connector: DB9
  • Number of Ports: 4
  • Device Type: Network Switch
DH-485 To Hart Multi-Drop -- 5107/5127-DH485-HART
from ProSoft Technology, Inc.

The ProLinx family DH-485 to HART Multi-drop communications module (5107-DH485-HART/5127-DH485-HART2) creates a powerful connection between devices on a DH-485 network and HART devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 configurable serial port... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Eight PortRS-232 Card for the PCI Bus -- OMG-COMM8-PCI
from OMEGA Engineering, Inc.

The OMG-COMM8-PCI plugs into any IBM or compatible computer with the PCI bus, and provides eight RS-232 Async ports for communication servers, terminals, point of sale (POS) systems, and other data collection devices. The on-board interrupt status port provides maximum Windows flexibility. The... [See More]

  • Connector: DB9; DB25; DB-37
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: PCI
Ethernet to 1-Port RS-232 Serial Server -- 4101
from Sealevel Systems, Inc.

The 4101 Ethernet to serial server is the easiest way to connect RS-232 serial devices to your Ethernet network. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Data Rate: 230
16-port RS-232/422/485 Serial Device Server - Wide Temp., AC Input, DB9, Rackmount -- EKI-1526I
from Advantech

The EKI-1528 and EKI-1526 are industrial-grade network-based serial device servers for connecting up to 8 or 16 serial RS-232/422/485 devices, such as CNCs, PLCs, scales and scanners, directly to a TCP/IP network. The EKI-1528 and EKI-1526 feature two independent Ethernet ports and MAC addresses to... [See More]

  • Connector: DB9; RJ-45; DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Number of Ports: 16
Serial Communication Port Card -- PCI-422-485-2
from American Portwell Technology Inc.

Dual-port, asynchronous RS-422/485 serial communications card that can be installed in any 3.3V or 5V PCI slot in PC computers. Supports RS-422 and RS-485 protocols with auto control for RS-485 under all OS at baud rates up to 460.8Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422; RS485
  • Number of Ports: 2
1 Port RS232 plus 1 Port RS422/485 PCI Serial Card -- UC-357
from Brainboxes Limited

Universal PCI providing one RS232 port and one RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC.Includes drivers for all Windows 32 bit and 64... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS232; RS422
  • Data Rate: 922
NPort Device Server -- S8455I-MM-SC-T
from Moxa Inc.

The NPort ® S8000 series combines an industrial device server with a full-function managed Ethernet switch by integrating 2 fiber ports, 3 Ethernet ports, and 4 RS-232/422/485 serial ports, allowing you to easily install, manage, and maintain the product. Combining a device server and switch in... [See More]

  • Connector: DB9; RJ-45; Multi-mode SC
  • Serial Protocol: RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10Base-T; 100Base-T
PCI Express Four-port RS-232 Communication Cards -- PCIe-COM232-4RJ
from ACCES I/O Products, Inc.

Features. Four and two-port PCI Express serial communication cards with on board DB9M or RJ45 connectivity. Serial protocol (RS-232/422/485) SOFTWARE CONFIGURED per port, stored in EEPROM for auto-configure at next boot. High performance 16C950 class UARTs with 128-byte FIFO for each transmit and... [See More]

  • Connector: DB9; RJ-45
  • Network / Bus: PCI Express
  • Serial Protocol: RS232
  • Number of Ports: 4
DB9 A/B Automatic Fallback Switch -- Model 7125
from Electro Standards Laboratories

The PathWay ® Model 7125 DB9 A/B Automatic Fallback Switch with Contact Control Remote Port, allows the user the capability of sharing a single port interface device connected to the COMMON port among two other devices connected to the A (PRIMARY) and B (SECONDARY) ports with remote access... [See More]

  • Connector: DB9
  • Number of Ports: 3
  • Device Type: A/B Switch
DH-485 To Honeywell DE Master -- 4106-DH485-DEM
from ProSoft Technology, Inc.

The ProLinx family DH-485 to Honeywell DE Master communications module (5106-DH485-DEM) creates a powerful connection between devices on a DH-485 network and Honeywell DE devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DH-485 configurable serial port and up... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Four Port ISA RS-232 Interface -- OMG-VERSACOMM4-EX-DB25 Series
from OMEGA Engineering, Inc.

The OMG-VERSACOMM4-EX provides the PC with four RS-232 Async links to data collection equipment and other devices. This product features extended interrupt support, individually selectable or sharable interrupts, and an onboard interrupt status port for maximum Windows flexibility. [See More]

  • Connector: DB9; DB25; DB-37
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: Desktop / Pedestal; PCB
Ethernet to 1-Port RS-232, RS-422, RS-485 Serial Server -- 4104
from Sealevel Systems, Inc.

The 4104 Ethernet to serial server is the easiest way to connect RS-232, RS-422, or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel ’s... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
16-port RS-232/422/485 Serial Device Server - Wide Temp., DC Input, DB9, Rackmount -- EKI-1526TI
from Advantech

The EKI-1528 and EKI-1526 are industrial-grade network-based serial device servers for connecting up to 8 or 16 serial RS-232/422/485 devices, such as CNCs, PLCs, scales and scanners, directly to a TCP/IP network. The EKI-1528 and EKI-1526 feature two independent Ethernet ports and MAC addresses to... [See More]

  • Connector: DB9; RJ-45; DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Number of Ports: 16
Serial Communication Port Card -- PCI-COM-2S
from American Portwell Technology Inc.

Dual-port, asynchronous RS-232/422/485 serial communications card that can be installed in any 3.3V or 5V PCI slot in PC computers. Supports RS-232, RS-422 and RS-485 protocols with auto control for RS-485 under all OS at baud rates up to 460.8Kbaud for RS-422/485 and 115.2Kbps for RS-232. [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS232/422/485
  • Number of Ports: 2
1 Port RS232 PoE Ethernet to Serial Adapter -- ES-446
from Brainboxes Limited

Ethernet to Serial device server with Power over Ethernet providing access to one RS232 serial port. Data transfer rates up to 1,000,000 baud (1 MegaBaud), coupled with 1Mbit/s line drivers deliver uncompromising performance. Baud rates can be standard values such as 9,600, 115,200, 230,000, 921,600... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: DIN Rail
PCI Serial Board -- CP-132IS
from Moxa Inc.

The CP-132 Series of 2-port serial boards is designed for RS-422/485 industrial communication. CP-132 serial boards support 2 independent RS-422 or RS-485 ports, with each port able to control up to 32 devices in a multidrop environment. This series of PCI 2-port serial boards provides a reliable... [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485
  • Device Type: Multiport Serial Board
  • Network / Bus: PCI
RS-232 Serial Adapter for Android Devices -- ANDROID-232
from ACCES I/O Products, Inc.

Features. Android USB 2.0 Full-Speed Host to industry standard RS-232 DB9M serial port. Supports UART interface with RX, TX, RTS and CTS. RX buffer size 5512 bytes; TX buffer size 256 bytes. Supports baud rates up to 460.8kbps, 921.6kbps optional. Use with any Android platform supporting Android... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: USB
DB9 A/B Switch -- Model 8093
from Electro Standards Laboratories

Manually select port from knob located on the front panel. All 9 leads switched simultaneously. DB9 female ports A, B, and Common located on rear panel. High quality switch, utilizes self wiping contacts. Manually operated, no power required. Switch case is a rugged all-aluminum enclosure for EMI... [See More]

  • Connector: DB9
  • Number of Ports: 3
  • Device Type: 2-Position Switch
DH-485 To Modbus TCP/IP -- 4201-DH485-MNET
from ProSoft Technology, Inc.

The ProLinx family Modbus TCP/IP to DH-485 communications module (5201-MNET-DH485) creates a powerful connection between devices on a Modbus TCP/IP network and a DH-485 device. The module is a stand-alone DIN rail-mounted protocol gateway that provides one DH-485 configurable serial port and one... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
Four Port ISA RS-422/485 Interface -- OMG-ULTRA-COMM422
from OMEGA Engineering, Inc.

The OMG-ULTRA-COMM422 provides the PC with four RS-485/422 Asynchronous links to data collection or other devices. Individually selectable addresses and extended AT interrupts allow for seamless integration into DOS, Windows 3.1x/95/98/ME/NT/2000/XPNT and OS/2 systems. The OMG-ULTRA-COMM422 appears... [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Form Factor: Desktop / Pedestal; PCB
Ethernet to 1-Port RS-422, RS-485 Serial Server -- 4102
from Sealevel Systems, Inc.

The 4102 Ethernet to serial server is the easiest way to connect RS-422 or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel ’s SeaLINK... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port CAN-bus ISA Card with Isolation Protection -- PCL-841
from Advantech

The PCL-841 is special purpose communication cards which offer the connectivity of the Controller Area Network to your PC. With its built-in CAN controllers, the PCL-841 provides bus arbitration and error detection with an automatic transmission repeat function. This drastically reduces the chance... [See More]

  • Connector: DB9; 2x DB9-M
  • Data Rate: 500
  • Network / Bus: ISA
  • Number of Ports: 2
Serial Communication Port Card -- PCI-COM422-4
from American Portwell Technology Inc.

Four-port, asynchronous RS-422 serial communications card designed for use in PCI-Bus computers with half card 3.3V or 5V slots at baud rates up to 460.8Kbps. [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422
  • Number of Ports: 4
1 Port RS232 USB to Serial Adapter -- US-101
from Brainboxes Limited

USB to Serial adapter providing one RS232 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 256 byte receive FIFOS, coupled with 1Mbit line drivers deliver uncompromising performance on your laptop/PC. Drivers for Windows 32 bit and 64 bit Drivers for... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: USB
Serial to Fiber Converter -- TCF-90
from Moxa Inc.

The TCF-90 is a compact media converter that transmits RS-232 signals over optical fiber. Power is derived from either the serial port or an external power source. The TCF-90 extends RS-232 transmission up to 5 km with multi-mode fiber, or up to 40 km with single-mode fiber. A pair of TCF-90... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Converter
  • Form Factor: Portable
Rugged, Industrial Strength, Single Port USB to RS-232, RS-422 and RS-485 Serial Converters with Extended Temperature Operation -- USB-422-IND
from ACCES I/O Products, Inc.

Features. RoHS compliant, single-port serial communications adapter for USB 2.0 or 3.0. Add a RS-232, RS-422 or RS485 serial port to any USB equipped computer. Compact, industrial, military-grade metal backshell. Industrial operating temperature (-40 °C to +85 °C) standard. Includes type... [See More]

  • Connector: DB9
  • Serial Protocol: RS422
  • Device Type: Adapter; Converter
  • Network / Bus: USB
DB9 A/B Switch, Contact Control -- Model 7277
from Electro Standards Laboratories

The switch ports are transparent to all data. The DB9 Remote Control port provides access to remotely switch the unit by dry contact open/close logic. Front panel pushbutton control can be locked out remotely through contact closure. The unit maintains last set position on power loss and continues... [See More]

  • Connector: DB9
  • Number of Ports: 3
  • Device Type: A/B Switch
DH-485 To PROFIBUS DP Master -- 5104-DH485-PDPM
from ProSoft Technology, Inc.

The ProLinx family DH-485 to PROFIBUS DP Master communications module (5104-DH485-PDPM) creates a powerful connection between devices on a DH-485 network and a PROFIBUS slave device. The module is a stand-alone DIN rail-mounted protocol gateway that provides one DH-485 configurable serial port and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; PROFIBUS
Four Port PCI RS-422/485 Interface -- OMG-ULTRACOMM422-PCI Series
from OMEGA Engineering, Inc.

The OMG-ULTRACOMM422-PCI provides four PCI bus RS-422/485 Async links for data collection and other devices. In RS-485 mode, our auto enable feature enables the RS-485 line driver during character transmission and disables it afterward allowing the standard COM: driver to be utilized. The onboard... [See More]

  • Connector: DB9; DB-37
  • Serial Protocol: RS422; RS485
  • Device Type: Adapter
  • Network / Bus: PCI
Ethernet to 2-Port RS-232 Serial Server -- 4201
from Sealevel Systems, Inc.

The 4201 Ethernet to serial server is the easiest way to connect RS-232 serial devices to your Ethernet network. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port CAN-bus Universal PCI Card with Isolation -- PCI-1680U
from Advantech

PCI-1680U is a special purpose communication card that offers the connectivity of the Controller Area Network (CAN) to your PC. With its built-in CAN controllers, the PCI-1680U provides bus arbitration and error detection with an automatic transmission repeat function. This drastically reduces the... [See More]

  • Connector: DB9; 2x Male DB9
  • Data Rate: 1000
  • Network / Bus: PCI; PCI
  • Number of Ports: 2
Serial Communication Port Card -- PCI-COM485-4
from American Portwell Technology Inc.

Four-port, asynchronous serial communications card designed for use in PCI-Bus systems [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS485
  • Number of Ports: 4
1 Port RS422/485 Ethernet to Serial Adapter -- ES-320
from Brainboxes Limited

Ethernet to Serial device server providing access to one RS422/485 serial port. Data transfer rates up to 1,000,000 baud (1 MegaBaud), coupled with 1Mbit/s line drivers deliver uncompromising performance. Baud rates can be standard values such as 9,600, 115,200, 230,000, 921,600 or user definable... [See More]

  • Connector: DB9
  • Serial Protocol: RS422
  • Device Type: Adapter
  • Form Factor: DIN Rail
Serial to Serial Isolator -- TCC-80/80I
from Moxa Inc.

The TCC-80/80I provides complete signal conversion between RS-232 and RS-422/485, without requiring an external power source. It supports both half duplex 2-wire RS-485 and full duplex 4-wire RS-422/485, either of which can be converted between RS-232's TxD and RxD lines. In addition,the... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Converter
  • Form Factor: Desktop / Pedestal
Serial Communications Card -- 104-ICOM-2S
from ACCES I/O Products, Inc.

Features. 2 independent optically-isolated asynchronous serial COM ports. Field selectable RS-422 and RS-485, independent for each port. Auto-RTS feature makes half-duplex RS-485 communications effortless. Fixed bias and jumper selectable termination provided on each transmit and receive channel... [See More]

  • Connector: DB9
  • Number of Ports: 2
  • Serial Protocol: RS422; RS485
  • Agency Approvals: RoHS (optional feature)
DB9 A/B/C/D Manual Switch -- Model 4505
from Electro Standards Laboratories

Allows quick connection to any one of four devices. from one Common device. High quality sealed switch with self wiping contacts. Transparent to data format. All 9 leads switched. Eliminates the need to plug and unplug cables. Manual operation, no power required. All metal enclosure reduces EMI/RFI... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Network Switch
  • Number of Ports: 5
DH-485 TO PROFIBUS DP Slave -- 4105-DH485-PDPS
from ProSoft Technology, Inc.

The ProLinx family DH-485 to PROFIBUS DP Slave communications module (5105-DH485-PDPS) creates a powerful connection between devices on a DH-485 network and a PROFIBUS DP master device. The module is a stand-alone DIN rail-mounted protocol gateway that provides one DH-485 configurable serial port... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; PROFIBUS
Low Profile PCI 4-Port RS-232 Board -- OMG-COMM4-LPCI / OMG-COMM4-PCI
from OMEGA Engineering, Inc.

The OMG-COMM4-LPCI-DB25 Low Profile PCI serial interface provides four RS-232 serial ports, each capable of data rates to 460.8K bps. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals. The board is MD1 Low Profile and Universal Bus (3.3... [See More]

  • Connector: DB9; DB25
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Network / Bus: PCI
Ethernet to 2-Port RS-232, RS-422, RS-485 Serial Server -- 4203
from Sealevel Systems, Inc.

The 4203 Ethernet to serial server is the easiest way to connect RS-232, RS-422, or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel ’s... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232 Current-loop Communication Card -- PCL-741
from Advantech

The PCL-740 offers a versatile range of high speed interfacing options. You can switch its single port between the popular RS-232, long distance RS-422, multi-drop RS-485, or noise-resistant current-loop. The card ’s 16C550 UART has an on-chip 16-byte FIFO buffer for faster and more reliable... [See More]

  • Connector: DB9; 2 x DB9-M
  • Network / Bus: ISA
  • Serial Protocol: RS232
  • Data Rate: 0.0500 to 115
Serial Communication Port Card -- PCI-ICM-1S
from American Portwell Technology Inc.

Single port asynchronous optically isolated RS-422/485 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-422 and RS-485 protocols with auto control for RS-485 under all OS at baud rates up to 460.8Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422; RS485
  • Number of Ports: 1
1 Port RS422/485 Low Profile PCI Express Port Card -- PX-320
from Brainboxes Limited

Low profile PCI Express Card providing one RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Drivers for Windows 32 bit and 64 bit Operating... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS422
  • Data Rate: 922
Serial to Serial Isolator -- TCC-82
from Moxa Inc.

The TCC-82 provides full electrical isolation for bi-directional serial communication between two RS-232 devices in a compact, industrial grade package. Both sides of an RS-232 connection are isolated optically to provide perfect protection against lightning surges, accidental high voltage shorts,... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Converter
  • Form Factor: Desktop / Pedestal
Serial Interface Cards -- PCI-COM422/4
from ACCES I/O Products, Inc.

Features. Universal PCI, PCI-X, 3.3V and 5V compatible (Call for PCI-Express availability). Four-port serial communications card for PCI bus. Supports RS-422 protocol. Includes type 16550 UART with 16-byte FIFO buffers. Baud rates up to 460,800 baud. Choice of I/O connection methods. Detected as... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS422
  • Form Factor: PCB
DB9 Interface A/B Switch -- Model 7269V
from Electro Standards Laboratories

The switch ports are transparent to all data. All pins of the DB9 interface are switched. Pins 1 and 6 use Cat6 cable material. Pins 4 and 5 support 12VDC, 1.5A. All other pins support serial data communications. Local position control using the front panel pushbutton. Serial Remote Control to... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: A/B Network Switch
  • Number of Ports: 3
Ethernet/IP To ASCII -- 4201/4202-DFNT-ASCII(4)
from ProSoft Technology, Inc.

The ProLinx family EtherNet/IP to ASCII Generic Serial communications module creates a powerful connection between devices on an EtherNet/IP network and ASCII devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides a single Ethernet port and up to four ASCII configurable... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Ethernet to 2-Port RS-422, RS-485 Serial Server -- 4202
from Sealevel Systems, Inc.

The 4202 Ethernet to serial server is the easiest way to connect RS-422 or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel ’s SeaLINK... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232 PCI Communication Card w/Surge & Isolation -- PCI-1604
from Advantech

2-port RS-232 PCI Communication Card w/Surge & Isolation. Universal PCI v2.2. Speeds up to 921.6 kbps for extremely fast data transmission. Supports any baud rate setting. 2 x RS-232 ports. Supported operating systems: Windows 7/8/10, and Linux. XR17V352 UART with 256-byte FIFOs [See More]

  • Connector: DB9; 2 x Male DB9
  • Network / Bus: PCI; PCI
  • Serial Protocol: RS232
  • Data Rate: 0.0500 to 922
Serial Communication Port Card -- PCI-ICM-2S
from American Portwell Technology Inc.

Dual port asynchronous optically isolated RS-422/485 serial communication card that can be installed in any 3.3V or 5V PCI slot computer. Supports RS-422 and RS-485 protocols with auto control for RS-485 under all OS at baud rates up to 460.8Kbps [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422; RS485
  • Number of Ports: 2
1 Port RS422/485 Low Profile PCI Express Serial Card Opto Isolated -- PX-376
from Brainboxes Limited

Low profile PCI Express Card providing one opto isolated RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmitand 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Drivers for Windows 32 bit and 64... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS422
  • Data Rate: 922
Universal PCI Serial Board -- CP-102U
from Moxa Inc.

The CP-102U and CP-102UL are 2-port Universal PCI boards designed for POS and ATM applications. They are a top choice of industrial automation engineers and system integrators, and support many different operating systems, including Windows, Linux, and even Unix. In addition, each of the boards... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Multiport Serial Board
  • Network / Bus: PCI
Serial Interface Cards -- PCI-COM485/4
from ACCES I/O Products, Inc.

Features. Universal PCI, PCI-X, 3.3V and 5V compatible (Call for PCI-Express availability). Four-port serial communications card for PCI bus. Supports RS-485 multidrop networks. Includes type 16550 UART with 16-byte FIFO buffers. Baud rates up to 460,800 baud. Automatic control of RS-485 driver... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS485
  • Form Factor: PCB
DB9 RS232 Serial Data Port Sharer -- Model 4441
from Electro Standards Laboratories

Allows four data channels, A/B/C/D, to contend for access to one Common port. Front panel LED's display channel scanning status and power status. Signals supported: TD, RD, and SG. Selectable timeout period. Front panel control allows disabling of any erroneous streaming data channel. [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Serial Multiplexers
  • Number of Ports: 5
EtherNet/IP To DNP 3.0 Master -- 4201-DFNT-DNPM
from ProSoft Technology, Inc.

The ProLinx family EtherNet/IP to DNP 3.0 Master communications module (5201-DFNT-DNPM) creates a powerful connection between devices on an EtherNet/IP network and DNP Master devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one ethernet port and one serial port. [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Ethernet to 4-Port RS-232 Serial Server -- 4401
from Sealevel Systems, Inc.

The 4401 Ethernet to serial server is the easiest way to connect serial ports to your Ethernet network. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232 PCIe Communication Card w/Surge & Isolation -- PCIE-1604
from Advantech

2-port RS-232 PCI Express Communication Card w/Surge & Isolation. PCI Express bus 2.0 compliant. Speeds up to 921.6 kbps for extremely fast data transmission. Supports any baud rate setting. 2 x RS-232 ports. Operating systems supported: Windows XP/Vista/7/8/10, Linux. XR17V352 UART with 256-byte... [See More]

  • Connector: DB9; 2 x Male DB9
  • Network / Bus: PCI; PCIe
  • Serial Protocol: RS232
  • Data Rate: 0.0500 to 922
Serial Communication Port Card -- PCI-ICM422-4
from American Portwell Technology Inc.

Four-port, optically isolated asynchronous RS-422 serial communications card designed for use in PCI-Bus computers with 3.3V or 5V slots at baud rates up to 460.8Kbps. Fits in any slot that can accommodate "long" cards and is designed to provide effective communication on long communication lines in... [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS422
  • Number of Ports: 4
1 Port RS422/485 Low Profile PCI Serial Card -- UC-320
from Brainboxes Limited

Low Profile Universal PCI providing one RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC.Includes drivers for all Windows 32 bit and 64 bit... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS422
  • Data Rate: 922
USB to Serial Converter -- UPort 1110
from Moxa Inc.

The UPort ™ 1110 USB-to-serial converters is the perfect accessory for laptop computers that doesn't have a serial port. The UPort ™ 1110 converts from USB to RS-232. This product is compatible with new and legacy RS-232 devices, and can be used with mobile, instrumentation, and... [See More]

  • Connector: DB9; USB Type A
  • Serial Protocol: RS232; USB
  • Device Type: Converter
  • Network / Bus: USB
Single Port USB to RS-232, RS-422 and RS-485 Serial Adapters -- USB-485
from ACCES I/O Products, Inc.

Features. Add a RS-232, RS-422 or RS485 serial port to any USB equipped computer. Data transfer rates up to 920K baud. Built in six foot cable. Plug-n-Play allowing quick connect/disconnect whenever you need an additional serial port. Ideal for use with portables and laptops. No available board... [See More]

  • Connector: DB9
  • Serial Protocol: RS485
  • Device Type: Adapter; Converter
  • Network / Bus: USB
Dual-Channel DB9 A/B/C Switch -- Model 9093
from Electro Standards Laboratories

With each of its two channels, the Model 9093 DB9 A/B/C Manual Switch allows the user to access three DB9 devices connected to its A, B, and C ports with one DB9 device connected to its Common port. This 2-channel switch is switched simultaneously via a knob located on the front panel. See the... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Network Switch
  • Number of Ports: 6
EtherNet/IP To DNP 3.0 Slave -- 4201-DFNT-DNPS
from ProSoft Technology, Inc.

The ProLinx family EtherNet/IP to DNP 3.0 Slave communications module (5201-DFNT-DNPS) creates a powerful connection between devices on an EtherNet/IP network and DNP Slave devices. The module is a stand-alone DIN rail-mounted protocol gateway that provides one ethernet port and one serial port. The... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Ethernet to 4-Port RS-232, RS-422, RS-485 Serial Server -- 4403
from Sealevel Systems, Inc.

The 4403 Ethernet to serial server is the easiest way to connect RS-232, RS-422, or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel ’s... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232/422/485 PCI Communication Card w/Surge & Isolation -- PCI-1602
from Advantech

2-port RS-232/422/485 PCI Communication Card w/Surge & Isolation. Universal PCI v2.2. Speeds up to 921.6 kbps for extremely fast data transmission. Supports any baud rate setting. 2 x RS-232 or RS- 232/422/485 ports. Supported operating systems: Windows 7/8/10, and Linux. XR17V352 UART with 256-byte... [See More]

  • Connector: DB9; 2 x Male DB9
  • Network / Bus: PCI; PCI
  • Serial Protocol: RS232; RS422; RS485
  • Data Rate: 0.0500 to 922
Serial Communication Port Card -- PCI-ICM485-4
from American Portwell Technology Inc.

Four-port, optically isolated asynchronous RS-485 serial communications card designed for use in PCI-Bus computers with 3.3V or 5V slots at baud rates up to 460.8Kbps. Fits in any slot that can accommodate "long" cards and is designed to support Auto RS-485 control and support for multidrop... [See More]

  • Connector: DB9
  • Network / Bus: PCI; PCI-X
  • Serial Protocol: RS485
  • Number of Ports: 4
1 Port RS422/485 PCI Express Serial Card -- PX-324
from Brainboxes Limited

PCI Express Card providing one RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Drivers for Windows 32 bit and 64 bit Operating Systems... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS422
  • Data Rate: 922
USB to Serial Converter -- UPort 1130/1130I
from Moxa Inc.

The UPort ™ 1130 USB-to-serial converter is the perfect accessory for laptop computers that do not have a serial port. The UPort ™ 1130 converts from USB to RS-422/485, is compatible with both new and legacy RS-422/485 devices, and can be used with mobile, instrumentation, and... [See More]

  • Connector: DB9; USB Type A
  • Serial Protocol: RS422; RS485; RS232/422/485; USB
  • Device Type: Converter
  • Network / Bus: USB
Two-Port USB to Serial RS-232/422/485 Adapter -- USB-COM-2SM
from ACCES I/O Products, Inc.

FEATURES. Serial adapter for USB 1.1 and 2.0 port hosts. Two serial ports —field selectable RS-232/422/485. Small, (4" x 4" x 1.8") rugged industrial enclosure. PC/104 module size and mounting compatibility. Speeds up to 921.6Kbps. Power and individual port activity LEDs. All required power... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter; Converter
  • Network / Bus: USB
Model 9445 Five-Channel DB9 A/B Network Switch -- Model 9445
from Electro Standards Laboratories

Model 9445 Five-Channel DB9 A/B Switch, Manual, Independent Switching, Rackmount. Ideal for RS232, RS422, RS485 or ANY application that has a DB9 connector interface. SPECIFICATIONS: PORT CONNECTORS: (3) DB9 female connectors labeled A, B, and COMMON for each of the 5 channels. FRONT PANEL CONTROL:... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Network Switch
  • Number of Ports: 3
IEC60870-5-104 Server To DH-485 -- 4201-104S-DH485
from ProSoft Technology, Inc.

The ProLinx family IEC60870-5-104 Server to DH-485 communications module (5201-104S-DH485) creates a powerful connection between devices on an IEC 104 Server network and a DH-485 device. The module is a stand-alone DIN rail-mounted protocol gateway that provides one DH-485 configurable serial port... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T
Ethernet to 4-Port RS-422, RS-485 Serial Server -- 4402
from Sealevel Systems, Inc.

Sealevel ’s 4402 Ethernet to serial server is the easiest way to connect RS-422 or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232/422/485 PCIe Communication Card w/Surge & Isolation -- PCIE-1602
from Advantech

2-port RS-232/422/485 PCI Express Communication Card w/Surge & Isolation. PCI Express bus 2.0 compliant. Speeds up to 921.6 kbps for extremely fast data transmission. Supports any baud rate setting. 2 x RS-232 or RS- 232/422/485 ports. Operating systems supported: Windows XP/Vista/7/8/10, Linux. [See More]

  • Connector: DB9; 2 x Male DB9
  • Network / Bus: PCI; PCIe
  • Serial Protocol: RS232; RS422; RS485
  • Data Rate: 0.0500 to 922
USB Serial Communication Port Device -- CONV232-422
from American Portwell Technology Inc.

Self powered DB9 RS-232 to DB9 RS-422 Serial Data Converter [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422
  • Device Type: Converter
  • Network / Bus: USB
1 Port RS422/485 PCI Serial Card -- UC-324
from Brainboxes Limited

Universal PCI providing one RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC.Includes drivers for all Windows 32 bit and 64 bit Operating... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS422
  • Data Rate: 922
USB to Serial Converter -- UPort 1150, 1150-I
from Moxa Inc.

The UPort ™ 1150/1150I USB-to-serial converters allow you to connect 1 RS-232/422/485 device to your laptop or workstation through the USB (Universal Serial Bus) port. These plug & play USB solutions are compatible with both new and legacy RS-232/422/485 devices, and are perfect for... [See More]

  • Connector: DB9
  • Serial Protocol: RS422; RS485; RS232/422/485; USB
  • Device Type: Converter
  • Network / Bus: USB
Universal PCI, Eight or Four-port RS-232 Serial Communication Card -- LPCI-COM232-4
from ACCES I/O Products, Inc.

Features. Eight or four-port Universal PCI serial communication card. Supports field selectable RS-232, RS-422 or RS-485 (2-wire and 4-wire) protocols. Includes type 16L788 octal UART with 64-Byte FIFO buffers in all modes. Speeds up to 921kbps. Meets MD2 Low Profile PCI Bus Specification. Universal... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS232
  • Number of Ports: 4
Normal/Redundant Fallback Switch -- Model 4148
from Electro Standards Laboratories

Model 4148 data network switch will self-configure its connectivity based on the devices connected to it, or the user can override its connection status from a manual front panel pushbutton. Four front panel LEDs display the connectivity status and verify power connection at all times. Copper... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Fallback Switch
  • Number of Ports: 4
Modbus Plus To ASCII -- 5301/5302-MBP-ASCII(4)
from ProSoft Technology, Inc.

The ProLinx family Modbus Plus to ASCII Generic Serial communications module (5301-MBP-ASCII) creates a powerful connection between devices on a Modbus Plus network and ASCII input devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one Modbus Plus configurable DB9F... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
Ethernet to 8-Port RS-232 Serial Server -- 4801
from Sealevel Systems, Inc.

Sealevel ’s 4801 Ethernet to serial server is the easiest way to connect serial ports to your Ethernet network. Each RS-232 port implements all modem control signals for maximum compatibility with a wide range of peripherals. SeaLINK ® products use industry standard RFC 2217 TCP/IP... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232/422/485 Serial Device Server - Wide Temperature -- EKI-1522I
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
USB Serial Communication Port Device -- CONV232-485
from American Portwell Technology Inc.

Self powered DB9 RS-232 to DB9 RS-485 Serial Data Converter [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS485
  • Device Type: Converter
  • Network / Bus: USB
1 Port RS422/485 PoE Ethernet to Serial Adapter -- ES-420
from Brainboxes Limited

Ethernet to Serial device server with Power over Ethernet providing access to one RS422/485 serial port. Data transfer rates up to 1,000,000 baud, coupled with 1Mbit/s line drivers deliver uncompromising performance. Power over Ethernet (PoE) uses IEEE 802.3af standard, compatible with any PoE... [See More]

  • Connector: DB9
  • Serial Protocol: RS422
  • Device Type: Adapter
  • Form Factor: DIN Rail
USB to Serial Converter -- UPort 1250, 1250-I
from Moxa Inc.

Instant Plug & Play. The UPort ™ 1250/1250I USB-to-serial converters allow you to connect 2 RS-232/422/485 devices to your laptop or workstation through the USB (Universal Serial Bus) port. This plug & play USB solution is perfect for mobile, instrumentation, and point-of sale... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485; USB
  • Device Type: Converter
  • Network / Bus: USB
USB Isolated I/O and Serial Communication Board -- USB-IIRO4-2SM
from ACCES I/O Products, Inc.

Features. Multifunction I/O board with isolated digital I/O and serial communication. High-speed USB 2.0 device, USB 3.0 and 1.1 compatible. Four optically isolated digital inputs. Four Form C electromechanical 1A relays. Two serial ports, field selectable RS-232/422/485. Small (4"x4"X1.8") rugged... [See More]

  • Connector: DB9
  • Network / Bus: USB
  • Serial Protocol: RS232/422/485
  • Number of Ports: 4
Remote Controllable DB25 A/B/C/D Switch -- Model 7330
from Electro Standards Laboratories

The PathWay ® Model 7330 Remotely Controllable. DB25 A/B/C/D Switch allows the user the capability. of sharing a single port interface device connected to. the “COM ” port among four other devices connected. to the “A ”, “B ”, “C ”, and “D... [See More]

  • Connector: DB9; DB25
  • Serial Protocol: RS232; RS-530
  • Device Type: A/B/C/D Switch
  • Form Factor: Desktop / Pedestal
Modbus Plus To DH-485 -- 4301-MBP-DH485
from ProSoft Technology, Inc.

The ProLinx family Modbus Plus to DH-485 communications module (5301-MBP-DH485) creates a powerful connection between devices on a Modbus Plus network and DH-485 devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one Modbus Plus DB9F port and one DH-485 configurable... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
Ethernet to 8-Port RS-232, RS-422, RS-485 Serial Server -- 4803
from Sealevel Systems, Inc.

The SeaLINK 4803 Ethernet to serial server is the easiest way to connect RS-232, RS-422, or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232/422/485 Serial Device Server -- EKI-1522
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
USB Serial Communication Port Device -- USB-232
from American Portwell Technology Inc.

USB to single DB9 RS-232 with included cable [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Converter
  • Network / Bus: USB
1 Port RS422/485 USB to Serial Adapter -- US-324
from Brainboxes Limited

USB to Serial adapter providing one RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 256 byte receive FIFOS, coupled with 1Mbit line drivers deliver uncompromising performance on your laptop/PC. Drivers for Windows 32 bit and 64 bit Operating... [See More]

  • Connector: DB9
  • Serial Protocol: RS422
  • Device Type: Adapter
  • Network / Bus: USB
USB to Serial Converter -- UPort 1410
from Moxa Inc.

Instant Plug & Play. The UPort ™ 1450/1450I USB-to-serial converters allow you to connect 4 RS-232/422/485 devices to your laptop or workstation through the USB (Universal Serial Bus) port. The UPort ™ 1450 converters are compatible with new and legacy serial devices, and are perfect... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS232/422/485; USB
  • Device Type: Converter
  • Network / Bus: USB
USB to 4 RS232/422/485 Ports -- USB-FLEXCOM4
from ACCES I/O Products, Inc.

Features. Four-port serial communications adapter. Full-speed USB 2.0 device, USB 3.0 and 1.1 compatible. Supports field selectable RS-232, RS-422 or RS-485 protocols, per port. Includes type FT232BM UART with 384-byte receive/128-byte transmit FIFO buffers. Speeds up to 921.6kbps simultaneously. [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter; Converter
  • Network / Bus: USB
Remotely Controllable Network Switch -- Model 7362
from Electro Standards Laboratories

The PathWay ® Model 7362 RJ45 10/100 Base-T A/B/C Switch allows the user the capability of sharing one RJ45 device connected to the COMMON port among three other devices connected to the "A", "B", and "C" ports. The switch may be controlled locally by manually operating the front panel... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: A/B/C Switch
  • Network / Bus: 10/100Base-T
Modbus Plus To DNP 3.0 Master -- 5301-MBP-DNPM
from ProSoft Technology, Inc.

The ProLinx family Modbus Plus to DNP Master communications module (5301-MBP-DNPM) creates a powerful connection between devices on a Modbus Plus network and DNP slave devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one DNP 3.0 Master configurable serial port and... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
Ethernet to 8-Port RS-422, RS-485 Serial Server -- 4802
from Sealevel Systems, Inc.

The SeaLINK 4802 Ethernet to serial server is the easiest way to connect RS-422 or RS-485 serial devices to your Ethernet network. SeaLINK ® products use industry standard RFC 2217 TCP/IP protocol for maximizing compatibility with the widest range of applications and devices. Sealevel ’s... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
2-port RS-232/422/485 to 802.11 a/b/g/n WLAN Serial Device Server -- EKI-1362
from Advantech

EKI-1361 and EKI-1362 are wireless serial device servers that bring RS-232/422/485 to wireless LAN or LAN. They allow nearly any device with serial ports to connect and share an WLAN network. EKI-1361 and EKI-1362 provide a quick, simple and cost-effective way to bring the advantages of remote... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
USB Serial Communication Port Device -- USB-422
from American Portwell Technology Inc.

USB to single DB9 RS-422 with included cable [See More]

  • Connector: DB9
  • Serial Protocol: RS422
  • Device Type: Converter
  • Network / Bus: USB
1 x RS422/485 PCI Express Serial Port Card With Opto Isolation -- PX-387
from Brainboxes Limited

PCI Express Card providing one opto isolated RS422/485 serial port. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmitand 128 byte receive FIFOS, coupled with 1Mbit/s line drivers deliver uncompromising performance on your PC. Drivers for Windows 32 bit and 64 bit Operating... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS422
  • Data Rate: 922
USB to Serial Converter -- UPort 1610-16
from Moxa Inc.

Hi-Dpeed USB 2.0 for up to 480 Mbps USB transmission. 921.6 Kbps maximum baudrate for super fast data transmission. 128-byte FIFO and on-chip H/W, S/W flow control. Standard 19-inch rack-mountable. Built-in 15 KV ESD protection on all serial ports. IP30-rated, rugged metal housing. COM port... [See More]

  • Connector: DB9; USB Type B
  • Serial Protocol: RS232; RS232/422/485; USB
  • Device Type: Converter
  • Network / Bus: USB
RJ45 100-BASE-T A/B Switch with Remote -- Model 7345
from Electro Standards Laboratories

The PathWay ® Model 7345 Cat5 RJ45 Interface A/B Switch allows users to connect a workstation or device between two other devices or networks. The switch employs an RJ45 Cat5 connector interface on ports A, B, and Common. A front panel pushbutton allows the user to select the switch position. [See More]

  • Connector: DB9; RJ-45
  • Serial Protocol: RS232
  • Device Type: A/B Remote Switch
  • Network / Bus: 100Base-T
Modbus Plus To DNP 3.0 Slave -- 4301-MBP-DNPS
from ProSoft Technology, Inc.

The ProLinx family Modbus Plus to DNP 3.0 Slave communications module (5301-MBP-DNPS) creates a powerful connection between devices on a Modbus Plus network and DNP Slave devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one configureable DB9F port and one serial... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
Ethernet to Isolated 1-Port RS-232, RS-422, RS-485 Serial Server with Opto-isolated Input and Reed Relay Output -- 4103
from Sealevel Systems, Inc.

Sealevel ’s 4103 Ethernet to serial server is the easiest way to connect a single RS-232, RS-422, or RS-485 serial port to your Ethernet network. The 4103 also includes a Reed relay output and an optically isolated input to allow remote control and monitoring of real world devices. SeaLINK... [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Serial Device Server
  • Data Rate: 230
4-port RS-232/422/485 Serial Device Server - Wide Temperature -- EKI-1524I
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
USB Serial Communication Port Device -- USB-485
from American Portwell Technology Inc.

USB to single DB9 RS-485 with included cable [See More]

  • Connector: DB9
  • Serial Protocol: RS485
  • Device Type: Converter
  • Network / Bus: USB
2 Port RS232 Ethernet to Serial Adapter -- ES-257
from Brainboxes Limited

Ethernet to Serial device server providing access to two RS232 serial ports. Data transfer rates up to 1,000,000 baud (1 MegaBaud), coupled with 1Mbit/s line drivers deliver uncompromising performance. Baud rates can be standard values such as 9,600, 115,200, 230,000, 921,600 or user definable non... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: Adapter
  • Form Factor: DIN Rail
USB to Serial Converter -- UPort 2410
from Moxa Inc.

Features and Benefits. Hi-Speed USB 2.0 for up to 480 Mbps USB transmission. 921.6 Kbps maximum baudrate for super fast data transmission. Additional I/O and IRQ not needed. Built-in 15 KV ESD protection for all serial ports. Certified drivers provided for Windows (including Vista), and Linux. [See More]

  • Connector: DB9
  • Serial Protocol: RS232; USB
  • Device Type: Converter
  • Network / Bus: USB
Single Channel DB9 A/B/C Switch -- Model 7270
from Electro Standards Laboratories

The PathWay ® Model 7270 Single Channel DB9 Interface A/B/C Switch provides single channel switching in a low profile, 19-inch 1U rack unit. The Model 7270 DB9 Switch allows the user the capability of sharing a single DB9 interface device connected to the Common port among three other devices... [See More]

  • Connector: DB9
  • Serial Protocol: RS232
  • Device Type: DB9 A/B/C Switch
  • Form Factor: Rack Mounted
Modbus TCP/IP To DNP 3.0 Master -- 4201-MNET-DNPM
from ProSoft Technology, Inc.

The ProLinx family Modbus TCP/IP to DNP 3.0 Master communications module (5201-MNET-DNPM) creates a powerful connection between devices on a Modbus TCP/IP network and DNP Master devices. The module is a stand-alone DIN-rail mounted protocol gateway that provides one ethernet port and one serial... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
ISA 2-Port RS-232 Serial Interface -- 3088
from Sealevel Systems, Inc.

The 3088 ISA serial interface provides PC systems with two RS-232 Asynchronous links to data collection and other devices. Modems, data entry terminals and plotters are some devices that use RS-232 protocols. The 3088 allows for individually selectable interrupts (2-5, 7, 10-12 and 15). This product... [See More]

  • Connector: DB9
  • Data Rate: 115
  • Serial Protocol: RS232
  • Number of Ports: 2
4-port RS-232/422/485 Serial Device Server -- EKI-1524
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS232; RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
USB Serial Communication Port Device -- USB-COM-2SM
from American Portwell Technology Inc.

USB two-port serial RS-232/422/485 adapter designed for use with any computer system equipped with a USB port. PC/104 sized board and mounting holes installed in a small rugged enclosure with two DB9 connectors. [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter
  • Network / Bus: USB
2 Port RS232 Low Profile PCI Express Serial Card -- PX-101
from Brainboxes Limited

PCI Express Card providing two RS232 serial ports. Low profile board gives first serial port on the bracket, with a second serial port on a fly lead. Data transfer rates up to 921,600 baud rates and the 128 byte deep transmit and 128 byte receive FIFOS, delivers uncompromising performance on your... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express
  • Serial Protocol: RS232
  • Data Rate: 922
Wireless Network Enabler -- WE-2100T
from Moxa Inc.

The WE-2100T is a secure and compact embedded wireless module for connecting serial devices to access points in infrastructure mode, or to other WE-2100T's in ad-hoc mode. When using the WE-2100T, complex RF know-how is not needed to connect serial devices to a wireless Ethernet network. Encryption... [See More]

  • Connector: DB9
  • Network / Bus: IEEE 1394
  • Device Type: Serial Device Server
  • Form Factor: Desktop / Pedestal
Triple Channel A/B Switch -- Model 7243
from Electro Standards Laboratories

Three channels of A/B Switching: (1) Channel DB37. (2) Channels of DB9. All A/B port connectors are female gender: (2) DB37. (4) DB9. All COMMON port connectors are male gender: (1) DB37. (2) DB9. A total of 50 pins can be supported. User to define pins supported on each interface channel at a time... [See More]

  • Connector: DB9; DB25
  • Serial Protocol: RS232/422/485
  • Device Type: A/B Switch
Modbus TCP/IP To DNP 3.0 Slave -- 4201-MNET-DNPS
from ProSoft Technology, Inc.

The ProLinx family Modbus TCP/IP to DNP 3.0 Slave communications module (5201-MNET-DNPS) creates a powerful connection between devices on a Modbus network and DNP Slave devices. The module is a stand-alone DIN rail-mounted protocol gateway that provides one ethernet port and one serial port. The... [See More]

  • Connector: DB9
  • Serial Protocol: RS232; RS422; RS485; RS232/422/485
  • Device Type: Serial Device Server
  • Network / Bus: 10/100Base-T; Modbus
ISA 2-Port RS-232, RS-422, RS-485 Serial Interface -- 3087
from Sealevel Systems, Inc.

The 3087 ISA serial interface provides two RS-232, RS-422, or RS-485 Asynchronous links to data collection and other devices. Fully independent operation of ports allows the configuration of the 3087 with either two RS-232 ports, two RS-422, RS-485 ports or with a combination of one RS-232 port and... [See More]

  • Connector: DB9
  • Data Rate: 115
  • Serial Protocol: RS232/422/485
  • Number of Ports: 2
4-port RS-422/485 Serial Device Server - Isolation, Wide Temperature -- EKI-1524CI
from Advantech

EKI-1521, EKI-1522 and EKI-1524 feature two independent Ethernet ports and MAC addresses to provide a redundant network mechanism to guarantee Ethernet network reliability. EKI-1521, EKI-1522 and EKI-1524 are serial device servers that connect RS-232/422/485 serial devices, such as PLC, meters,... [See More]

  • Connector: DB9; RJ-45; DB9 male
  • Serial Protocol: RS422; RS485
  • Device Type: Serial Device Server
  • Form Factor: DIN Rail
USB Serial Communication Port Device -- USB-COM-4S
from American Portwell Technology Inc.

Four port asynchronous serial communication adapter designed for use with any computer system equipped with a USB port [See More]

  • Connector: DB9
  • Serial Protocol: RS232/422/485
  • Device Type: Adapter
  • Network / Bus: USB