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Socket Comm D-I/O Ruggedized Dual Serial Port PC Card PCMCIA
- Model #: TOLDB00006B6QG
- $290.99 –
- Free Shipping
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PCIE 1x to 4-Port RS232 Serial Port Card Adapter 2-Port 4-Port Expansion Card Desktop Purpose COM Card(2 Port)
- Model #: TOLDB0F44FVP2K
- $89.99 –
- Free Shipping
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PCIE 1x to 4-port 2-port RS232 serial card, 2-port 4-port expansion card, desktop computer universal COM card
Limited time offer, ends 08/15
- Model #: C738-WXY-80500033
- $38.79 –
- Free Shipping
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MM-PCI16C1058-8S PCI to 8-Port RS232 Serial Adapter Card 926.1Kbps Desktop COM Port with 1 to 8 DB9 Serial Cable Support PCIIRQ Sharing
- Model #: TOLDB0FHKZ9JCZ
- $100.99 –
- Free Shipping
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Desktop PCIE to RS232 serial port card, 2-port PCIE to 232 serial port expansion card, 9-pin COM port adapter card
Limited time offer, ends 08/15
- Model #: C738-WXY-80400014
- $26.79 –
- Free Shipping
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Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable
- Model #: DW-TXI038
- $46.99 –
- Free Shipping
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PCIE-E to RS-232 serial port expansion card COM port desktop computer host adapter card 9-pin DB9 industrial control
Limited time offer, ends 08/31
- Model #: C73X-L616-41
- $59.30 –
- More options from $59.30 - $61.30
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PCIe to 8-Port RS-485/422 Serial Port Card, 8-Channel COM Expansion Card with TVS, Lightning/Surge Protection & Terminal Blocks - Industrial Multi-Port Data Communication
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-837
- $127.99 –
- Free Shipping
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IO CREST 8 Port Serial DB9 RS-232 PCI Controller Card RDC C6238 Chipset SI-PCI15068
- Model #: TOLDB08FSDGK57
- $72.99 –
- Free Shipping
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4-Port RS-232 Serial PCI-E (w/Both Regular & LP Brackets) (SER6456A+L)
- Model #: TOLDB00IIZ2ZMU
- $216.99 –
- Free Shipping
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PPHXF 0PPHXF New COM Serial Port Card w/Cable for Pro Micro QBM1250 QCM1250 | COM Serial Module, for Desktop
- Model #: TOLDB0GZNWVDJH
- $153.99 –
- Free Shipping
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UOTEK Industrial PCI to 4-Port RS232 High-Speed Serial Card with Optical Isolation RS232 Serial Expansion Card DB9 Connector Adapter UT-764I
- Connectors: 1 DR44 Female
- Temperature: -40~85°C
- Model #: UT-764I
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PCIE ASIX 99100 Chip 4S 4-port com DB9 RS232 Serial Port Card Controller Card PCI Express 4 ports rs-232 to pci-e Adapter
- Model #: ooc-0140715
- $33.00 –
- Free Shipping
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2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card (PCIE-SE2)
- Brand: HP
- Part Number: PCIE-SE2
- Connectors: 1 x RJ45
- Interface: PCI
- Model #: 141931474414
- $53.99 –
- Free Shipping
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Conceptronic 4 Port DB9-RS232 Serial PCIe Card
- Model #: TOLDB0D96KXT8D
- $194.99 –
- Free Shipping
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Syba SY-PEX15019 PCI-Express RS-232 Serial 8-Port Card with OXPCIe958 Chipset
- Model #: TOLDB003BYRO8S
- $109.99 –
- Free Shipping
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Syba 2 Port DB9 RS-422/485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
- Model #: TOLDB00TWFIM5E
- $99.99 –
- Free Shipping
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RS232 Serial Port Interface Card Compatible with TM-U210 M188B TM-L90 TM-U325 TM-T88V M129C TM-U220PD TM-U220PA TM-U288B M111A
- Model #: TOLDB0GCD1GW3C
- $83.99 –
- Free Shipping
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PCIe to Dual RS-485/422 Serial Port Card with DB9 Connectors - High-Speed 1-to-2 Multi-Port Expansion Card, Terminal Block Adapters
- Model #: TOLDB0F9FMG1PZ
- $75.99 –
- Free Shipping
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8 Port RS-232 DB9 Serial M.2 B+M Key Controller Card SI-ADA15071
- Model #: TOLDB0FMLH12XL
- $108.99 –
- Free Shipping
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IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-552
- $97.99 –
- Free Shipping
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8 Serial Port DB9 RS232 PCIe Riser Card PCI-Express X1 Expansion Card Adapter High Speed 920KB with Heat Sink Chip ASIX AX9900
- Model #: C75J*OYJ*G1*0717-136
- $63.96 –
- Free Shipping
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RS232 Serial Port Interface Card Compatible with TM-U210 M188B TM-L90 TM-U325 TM-T88V M129C TM-U220PD TM-U220PA TM-U288B M111A Printers and Devices
- Model #: TOLDB0FFSBHVS9
- $84.99 –
- Free Shipping
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IO CREST 4 Port RS-232 Serial PCIe 2.0 X1 Controller Card Components SI-PEX15042
- Model #: TOLDB00Q1EUDE2
- $103.99 –
- Free Shipping
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IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-744
- $97.99 –
- Free Shipping
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IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-53
- $97.99 –
- Free Shipping
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212 Main 16 Port Low-Profile Serial Card - High - Speed PCIe Serial Adapter
- Model #: TOLDB0D9P8K8WR
- $737.99 –
- Free Shipping
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PCIE RS232 Expansion Card PCIe Serial Host Controller Card with 2 Port PCI Express RS232 DB9 Serial Port, ASIX AX99100 Chip, Support for Windows
- Model #: LHXC6W1JU09-6
- $39.99 –
- Free Shipping
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LINDY 2 Port RS-232 Serial and 1 Port Parallel Card PCI Express (51188)
- Model #: TOLDB0028O3Z9Y
- $119.99 –
- Free Shipping
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Inline PCIe Serial Card, 4 Port RS-232 Interface, D-Sub 9, CH384L, Low Profile Brackets, UART Interface, High Data Rate, 76619E
- Model #: TOLDB0GLG76G29
- $72.99 –
- Free Shipping
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AEE7-PCI-E to Dual Serial Port RS232 PCI PICie Adapter Card 2.5Gb/s Channel 1000Kbps CH382L Chip
- Model #: TOLDB0GPQBNQP1
- $99.99 –
- Free Shipping
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1Pc BS101P FT232RL Module USB Serial Port UART 1.8v 2.5v 3.3v 5v 4in1 Module Board
- Model #: BS101P FT232RL
- $92.09 –
- More options from $92.09
- Free Shipping
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PCIe to 4-Port RS-485/422 Serial Card with Opto-Isolation, Surge/Lightning Protection & Terminal Block - Industrial-Grade Multi-Port Expansion Card for COM Port, Automation, Communication
Limited time offer, ends 08/15
- Model #: C7FK-OYS-2026.7.28-573
- $74.99 –
- Free Shipping