2-port RS-232/422/485 PC/104 Module with Isolation Protection -- PCM-3610-CE
from Advantech Co., Ltd.

High speed transmission rate. Automatic RS-485 data flow control. Jumper selectable interrupt level. Supports Windows 2000/XP/Vista/7. Supports WinCE 4.2, 5.0. Powerful and easy-to-use utility (ICOM Tools) [See More]

  • Connector: DB9
  • Number of Ports: 2
  • Serial Protocol: RS232; RS232/422/485
Bluetooth Serial Adapters -- SS-BLT-XXX Series
from B&B Electronics

RS-232 only, RS-232/422/485 selectable. Device enumerates itself as standard port(s). Max baud rate 460.8k bps. Full modem control and hardware and software flow control (RS-232). Full-duplex or half-duplex modes (RS-422/485). Bus powered, no external power required. Terminal block connectors for... [See More]

  • Connector: DB9; Wireless
  • Network / Bus: Bluetooth
  • Serial Protocol: RS232 (optional feature); RS422 (optional feature); RS485 (optional feature)
  • Form Factor: Panel
1 Port Bluetooth 1xRS232 Female DTE - Class 2 -- BL-830
from Brainboxes Limited

Compact, Award winning Brainboxes RS232 Adaptor (female connector) allows any device with an RS232 port to communicate with anotherBluetooth device without the need for any additionalsoftware. Ideal for Bluetooth enabling 'dumb' RS232 devices such asdataloggers etc. with option to power from Pin 9. [See More]

  • Connector: DB9
  • Network / Bus: Bluetooth
  • Serial Protocol: RS232
  • Form Factor: Portable
Isolated RS-232C 1ch Micro Converter -- COM-1P(USB)H
from CONTEC Co., Ltd.

This product is a USB 2.0 micro converter for performing RS-232C serial communications with external devices. Each converter has one channel RS-232C serial port. You can use the standard COM driver software (COM Setup Disk) supplied with the converter to access the serial ports as standard Windows... [See More]

  • Connector: DB9
  • Network / Bus: USB
  • Serial Protocol: RS232
  • Form Factor: PCB
Dual Port RS-232 Interface for the PCI Bus -- PCI-COM232/2
from Measurement Computing

Dual-port RS-232 interface. Key Highlights. Two low-cost RS-232 interface ports. PCI bus 2.1 compliant. All control signals are provided: RTS, CTS, DTR, DSR, DCD and RI. Speeds to 460.8 kbps. Guaranteed RS232 performance to 115.2 kbps. 16C550 UART ’s with 16-byte FIFO standard. Two 9-position... [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS232
  • Form Factor: PCB
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
  • Form Factor: Desktop / Pedestal; PCB
  • Serial Protocol: RS232
  • Data Rate: 461
GPIB to USB Adapter -- TEK-USB-488 [TEK-USB-488 from Tektronix, Inc.]
from ValueTronics International, Inc.

Features & Benefits. Enables GPIB Control of Tektronix Instruments through the USB Port of Tektronix Instruments Compliant with USBTMC-USB488 Standards. GPIB Primary Address is Assignable through the Host Tektronix Instrument. Powered by USB Host or Optional External Power Supply. LED Indicators... [See More]

  • Connector: DB9
  • Network / Bus: USB; GPIB
  • Serial Protocol: RS232
  • Form Factor: Desktop / Pedestal
2-port Isolated RS-422/485 PCI Card -- C422
from ADLINK Technology Inc.

Two communication port intelligent buffers, PCI Rev.2.1 plug and play [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS422; RS485
  • Form Factor: PCB
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
  • Network / Bus: USB
  • Serial Protocol: RS232/422/485
  • Form Factor: Desktop / Pedestal
Blue Heat/Net -- BN004-02
from Connect Tech Inc.

Frees devices from a physical PC connection [See More]

  • Connector: DB9; RJ-45
  • Network / Bus: 10Base-T; Modbus; BACnet; DNP3; 100Base-TX
  • Serial Protocol: RS232
  • Form Factor: Desktop / Pedestal; DIN Rail (optional feature)
1048 -- COMHP 7201
from CyberResearch, Inc.

Serial interface, 150000 hours [See More]

  • Connector: DB9
  • Network / Bus: PCI
  • Serial Protocol: RS232/422/485
  • Form Factor: PCB
GPIB to USB Adapter -- TEK-USB-488 [TEK-USB-488 from Tektronix, Inc.]
from Fotronic Corporation / Test Equipment Depot

Features & Benefits. Enables GPIB Control of Tektronix Instruments through the USB Port of Tektronix Instruments Compliant with USBTMC-USB488 Standards. GPIB Primary Address is Assignable through the Host Tektronix Instrument. Powered by USB Host or Optional External Power Supply. LED Indicators... [See More]

  • Connector: DB9
  • Network / Bus: USB; GPIB
  • Serial Protocol: RS232
  • Form Factor: Desktop / Pedestal
PC/104 Module -- PM-2004
from Industrial PC, Inc.

Connectors 1 x COM port cable with 4xDB9 connector [See More]

  • Connector: DB9
  • Network / Bus: PC/104 (PC/104-Plus, EBX, ETX)
  • Serial Protocol: RS232; RS422; RS485
  • Form Factor: PCB
Digi One™ IA -- NSX-DR232-DR01
from Kepware Technologies

Compact design, supports TCP/IP and UDP, full support serial interface [See More]

  • Connector: DB9
  • Network / Bus: 100Base-T; 10/100Base-T
  • Serial Protocol: RS232/422/485
  • Form Factor: DIN Rail
ISA Bus Serial Port -- AC24AT
from Opto 22

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

  • Connector: DB9
  • Network / Bus: ISA Bus
  • Serial Protocol: RS422; RS485
  • Form Factor: PCB
C2-104.485+I Serial Interface -- 3527
from Sealevel Systems, Inc.

The 3527 PC/104 serial interface provides two serial ports with 1,500VDC port-to-port isolation that protect the host system from ground loops and voltage transients that are common in remote installations and industrial environments. If not planned for, ground loops and voltage spikes can cause... [See More]

  • Connector: DB9
  • Network / Bus: PC/104 (PC/104-Plus, EBX, ETX)
  • Serial Protocol: RS422; RS485
  • Form Factor: PCB
Bluetooth Serial Adapter -- Parani™-SD100
from Sena Technologies

Software-free configuration support using DIP-Switch and pairing button [See More]

  • Connector: DB9; Wireless
  • Network / Bus: Bluetooth
  • Serial Protocol: RS232
  • Form Factor: Portable; Self-Contained
PC Communications, RS-232 -- DSU-100
from SuperLogics, Inc.

Devices enumerates themselves as standard COM ports [See More]

  • Connector: DB9
  • Network / Bus: USB
  • Serial Protocol: RS232; USB
  • Form Factor: Desktop / Pedestal
GPIB to USB Adapter -- TEK-USB-488
from Tektronix, Inc.

Features & Benefits. Enables GPIB Control of Tektronix Instruments through the USB Port of Tektronix Instruments Compliant with USBTMC-USB488 Standards. GPIB Primary Address is Assignable through the Host Tektronix Instrument. Powered by USB Host or Optional External Power Supply. LED Indicators... [See More]

  • Connector: DB9
  • Network / Bus: USB; GPIB
  • Serial Protocol: RS232
  • Form Factor: Desktop / Pedestal