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Serial Port Cards


Displaying 1 to 20 (of 55 products)

CH341T 2 in 1 Module 3.3V 5V USB to I2C IIC UART USB to TTL Single-chip Serial Port DownloaDer

$17.99

$ 8 .99 $8.99

4.4
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GT200-MT-RS485 Modbus/Modbus TCP gateway

$169.00

$ 75 .99 $75.99

4.9
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4PORT Dp Cyberserial 4S Pcie Serial

$120.97

$ 55 .99 $55.99

4.3
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2X RS232-232 Serial Port COM & DB25 Printer Parallel Port to PCI-E PCI Express Card Adapter Converter

$17.98

$ 8 .99 $8.99

4.8
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3 Pcs CP2102 2.0 USB to TTL 5PIN Serial Port Adapter Module Compatible with for UART STC 3.3V and 5V with Dupont Wire

$9.49

$ 3 .99 $3.99

5.0
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CH340N Module CH340 Downloader USB-to-TTL Download Cable Single-chip microcomputer Serial Port Download

$3.43

$ 0 .99 $0.99

4.8
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StarTech IO PEX2S553LP 2 Port LP Native RS232 PCI-Express Serial Card 16550 UART - NEW - Retail - PEX2S553LP

$64.52

$ 28 .99 $28.99

5.0
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IO Crest 4 Serial Ports PCI-e Controller Card with Fan-Out Cable and Bundled with Low Profile Bracket SI-PEX15038

$35.99

$ 16 .99 $16.99

5.0
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SoNNeT Technologies Tempo Edge SATA Pro 6Gb 1-Port ExpressCard

$26.75

$ 13 .99 $13.99

4.4
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Mini PCIe Expansion Card, 6gbs Mini PCIe Combo Serial Parallel Expansion Card Adapter Slim Bracket Serial PCIe Card Adapter

$34.65

$ 16 .99 $16.99

5.0
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Modbus RS485/TCP to Cellular MQTT Gateway GT100-MQ-IE

$189.00

$ 91 .99 $91.99

4.3
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Console USB Port Socket Connector for Xbox Series Console

$10.50

$ 4 .99 $4.99

5.0
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One Port RS-232 ExpressCard DB-9 Dongle for New Laptops

$25.99

$ 11 .99 $11.99

4.3
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SX1278 LORA Module 433M Serial Port/UART Interface RA-01 (Module)

$6.00

$ 2 .99 $2.99

4.4
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StarTech.com 8-Port PCI Express RS232 Serial Adapter Card, PCIe to Serial DB9 Card, Low Profile, 15kV ESD - Windows Only, TAA

$186.99

$ 85 .99 $85.99

4.6
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1PORT Dp Cyberserial Pcie 9PIN Serial 16950 Uart

$40.87

$ 19 .99 $19.99

4.3
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Type-C Port to Serial Port Android Phone USaB to OTG to Serial Port Debugging Download CH340 Module New for Arrival 2025 High for Quality

$17.99

$ 7 .99 $7.99

4.7
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MOXA CP-102EL-DB9M - 2 Ports PCIe Board with 2 DB-9M Break Out Cable, Low Profile

$80.00

$ 34 .99 $34.99

4.8
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SUNIX SP 2-Port Auto-SW RS-422/485 PCI-E Card (2KV IEC Surge) (DB9) (IPC-E2202S)

$79.99

$ 34 .99 $34.99

4.9
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StarTech.com 4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART (MPEX4S552)

$80.45

$ 31 .99 $31.99

4.6
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Displaying 1 to 20 (of 55 products)