DB9 Serial Communications Computer Boards

2 Port Isolated RS-232 mPCIe -- PCM-24D2R2
from Advantech

The PCM-24 series are categorized as communication modules from Advantech iDoor Technology. They are all compatible with the PCI Express ® Mini Card Specification Revision 1.2. including Isolated / Non-Isolated RS-32/422/485 communication cards for automation control, Wi-Fi/3G/GPS/GSM/LTE... [See More]

  • Connector: DB9
  • Network / Bus: PCI Express Mini Card Revision 1.2
  • Serial Protocol: RS232
  • Operating System: Windows 2000/XP/Vista/7, Linux 2.4/2.6
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
  • Operating System: DOS, Windows 3.1/95/98/ME/NT/2000/XP
  • Serial Protocol: RS232
  • Data Rate: 461
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
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
1 Port Low Profile PCIe 1 RS232 POS 1A IDE -- PX-809
from Brainboxes Limited

Low profile PCI Express Card providing two powered RS232 serial ports. 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, coupled with 1Mbit/s line drivers... [See More]

  • Connector: DB9
  • Network / Bus: PCI-Express
  • Serial Protocol: RS232
  • Operating System: Windows 7, Server 2008, Vista, Server 03
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
  • Data Rate: 38.4