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Connect your PC system to serial devices with our selection of PCI, Universal PCI, ISA, PCMCIA, and USB serial cards. Boards are available with DB-25, DB-9, RJ-12, or USB connectors and up to 16 ports. Our multi-mode boards can toggle between RS-232, 422, 485, or EIA-530. Select one of our FireWire, USB, or Ethernet interface cards or choose a module that provides serial ports from USB or Ethernet. (Choose "More Criteria" for USB, FireWire, LAN/Ethernet, parallel, GPIB, or Bluetooth ports.)  
  224 of 224 products meet your criteria. Show more options
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 224 of 224 products meet your criteria. Show more options

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    Description  BusPortsData RateShipping  Price   
PCI 2-Port RS-232 Serial Interface Card with DB-9M Connectors (1-port model shown) CYA 2550U
PCI 2-Port RS-232 Serial Interface Card, 115.2 kbps Data Rate, 16-Byte FIFO Buffer, DB-9M Connectors
PCI (32-bit,
universal 3.3V & 5V
keyed)
2 Same Day  $89.00 Add to Cart
PCI 2-Port RS-232 Serial Interface Card with DB-9M Connectors (1-port model shown) CYA 2550U-3
(Package of 3 - Save $87) PCI 2-Port RS-232 Serial Interface Card, 115.2 kbps Data Rate, 16-Byte FIFO Buffer, DB-9M Connectors
PCI (32-bit,
universal 3.3V & 5V
keyed)
2 Same Day  $180.00 Add to Cart
PCI RS-232 Serial Interface Card with SB-9M and DB-25F Connectors CYA 1550UP
PCI 1-Port RS-232 Serial Interface Card, 115.2 kbps Data Rate, 16-Byte FIFO Buffer, with and LPT Parallel Printer Port, DB-9M and DB-25F Connectors
PCI (32-bit,
universal 3.3V & 5V
keyed)
1 Same Day  $89.00 Add to Cart
PCI RS-232 Serial Interface Card with SB-9M and DB-25F Connectors CYA 1550UP-3
(Package of 3 - Save $87) PCI 1-Port RS-232 Serial Interface Card, 115.2 kbps Data Rate, 16-Byte FIFO Buffer, with and LPT Parallel Printer Port, DB-9M and DB-25F Connectors
PCI (32-bit,
universal 3.3V & 5V
keyed)
1 Same Day  $180.00 Add to Cart
RS-232 to RS-485 Converter Module with 3000VDC Isolation CM 7520
CyMOD RS-232 to RS-485 Converter Module, 3000VDC Isolation, 10 Screw Terminals
RS-422/485 serial
1 Same Day  $100.00 Add to Cart
RS-232 to RS-422/485 Converter Module CM 7520A
CyMOD RS-232 to RS-422/485 Converter Module, 3000VDC Isolation, 10 Screw Terminals
RS-422/485 serial
1 Same Day  $125.00 Add to Cart
Ethernet to Serial Interface Module with 1 RS-232 and 1 RS-485 Ports, and LED Display CM 7188E2D
CyMOD Ethernet to 1-Port RS-232 and 1-Port RS-485 Converter Module - 512KB FIFO Buffer, with 10 Screw Terminals and LED Display
Ethernet
2 Same Day  $315.00 Add to Cart
Ethernet Interface Module with 7 RS-232 and 1 RS-485 Ports, and LED Display CM 7188E8D
CyMOD Ethernet to 7-Port RS-232 and 1-Port RS-485 Interface Module - 512KB FIFO Buffer, with 23 Screw Terminals and LED Display
Ethernet
8 Same Day  $515.00 Add to Cart
Low-Profile PCI 8-Port RS-232 Serial Interface Card, with 8 DB-9M Connectors on Included Cable COML 8232U
Low-Profile PCI 8-Port RS-232 Serial Interface Card, with 8 DB-9M Connectors on Included Cable
PCI (32-bit,
universal keyed)
8 Same Day  $399.00 Add to Cart
PCI 8-Port RS-232 Serial Interface Card, 921.6 kbps Data Rate, 64-Byte FIFO Buffer, with 8 RJ-48 Connectors and Surge Suppression COMR 8232PR
PCI 8-Port RS-232 Serial Interface Card, 921.6 kbps Data Rate, 64-Byte FIFO Buffer, with 8 RJ-48 Connectors and Surge Suppression
PCI (32-bit,
universal 3.3V & 5V
keyed)
8 Same Day  $445.00 Add to Cart
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