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StarTech.com PEX1S953LP 1 Port RS232 Serial Adapter Card with 16950 UART - PCI Express Serial Port Card - 921.4Kbps - Windows & Linux Compatible
- Type: PCI Express to Serial Port Card
- External Ports: 1 x DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 x LP4 (4 pin; Large Drive Power) Male Input 1 x PCI Express x1 Male
- Operating Systems Supported: Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.4.x to 2.6.x LTS Versions only
- Model #: PEX1S953LP
- $50.99 –
- More options from $50.99 - $55.85
- Free Shipping

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StarTech.com PEX2S953LP 2 Port RS232 Serial Adapter Card with 16950 UART - PCI Express Serial Port Card - 921.4Kbps - Windows & Linux Compatible
- Type: PCI Express to Serial Port Card
- External Ports: 2 x DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 x LP4 (4 pin; Large Drive Power) Male Input 1 x PCI Express x1 Male
- Operating Systems Supported: Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.4.x to 2.6.x LTS Versions only
- Model #: PEX2S953LP
- $55.99
- $45.99 –
- Save: $10.00 (17%)
- More options from $45.99 - $58.43
- $7.05 Shipping

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USB to Serial Adapter 10 ft USB to RS232 DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux
- Model #: 967620146487
- $42.99 –
- Free Shipping

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2 Port RS-232 Serial to USB Adapter Cable, FTDI Chipset, 5ft Length, ESD Protection, Windows/macOS/Linux Compatible
- Brand: Gearmo
- Part Number: USA-FTDI2X
- Color: Black
- Dimensions: 4.191 in x 13.589 in x 18.1102 in
- Model #: 701949729599
- $65.99 –
- Free Shipping

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USB 2.0 RS 232 RS232 Converter Adapter Cable 4 Pin Serial Port Chip TX RX GND VCC 5V Module Support Win10/8/Vista/Android
- Model #: DEEUB0CS6F57HH
- $120.99 –
- 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
Limited time offer, ends 07/14
- Model #: C7FW0627-135
- $47.95 –
- Free Shipping

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USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor With Female Adapter Supports for Windows 8 No CD
- Model #: AAA-95
- $11.75 –
- Free Shipping

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USB to Serial Adapter Cable RS232 DB9 Male Port with FTDI FT232RL Chipset Supports Windows 11 10 8 7 and Mac Linux (1.5 Feet)
- Brand: METRA
- Color: Blue
- Length: < 1"
- Connector Number: 9
- Model #: 404367735399
- $31.99 –
- Free Shipping

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StarTech PEX16S550LP PCI Express Serial Card - 16 Port Low-Profile Serial Card - High-Speed PCIe Serial Adapter - Serial Controller DB9 RS232
- Type: PCI Express
- External Ports: 16 x DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 x SP4 (4 pin, Small Drive Power) Male
- Operating Systems Supported: Windows 7, 8, 8.1, 10 Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.6x to 4.2x LTS Versions only
- Model #: PEX16S550LP
- $422.99 –
- Free Shipping

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StarTech.com ICUSB2322F USB to Serial Adapter - 2 Port - COM Port Retention - FTDI - USB to RS232 Adapter Cable - USB to Serial Converter
- Type: Data Transfer Cable
- Type: Others
- Color: Black
- Connector Number: 3
- Model #: ICUSB2322F
- $76.87 –
- More options from $76.73

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Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter DC 5V Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-304 RS485 Port)
- Model #: HYH-20260709-C7CC-1831
- $69.29 –
- Free Shipping

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RS232/485 to WiFi and Ethernet Converter Serial Server, Modbus Gateway, MQTT Gateway,Serial Port to HTTPD Client, Allow Serial Port to WiFi, Serial Port to Ethernet, Ethernet to WiFi
Limited time offer, ends 07/12
- Model #: LC6W1J30-523
- $93.05 –
- Free Shipping

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RS232 Serial Port & DB25 Printer Parallel Port to PCI-E Card Adapter Converter
Limited time offer, ends 07/12
- Model #: IW-ADD-convert-84
- $34.99 –
- Free Shipping

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PCI Serial Card 2 Port RS232 Industrial PCI Serial Port Card PCI to COM Ports 9Pin RS-232 Serial Expansion Card
Limited time offer, ends 07/12
- Model #: C731-1156-LJU06
- $74.99 –
- Free Shipping

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SERIALGEAR USB to Serial 4-Port DB-9 RS-232 Adapter with FTDI Chipset
- Color: Black
- Changer Type: USB to DB9 (RS-232)
- Model #: CS-42042
- $109.88 –
- $5.99 Shipping

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Vszerda FOR Serial Port to Ethernet Transparent Transmission Module ATK-UART2ETH Serial Server Network Port
Limited time offer, ends 07/20
- Model #: H4F8R9S
- $41.99 –
- Free Shipping

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RS232 DB9 Female to RJ45 Female Adapter, COM Serial Port to LAN Ethernet Converter, Compatible with CAT5 CAT6 Network Cable
- Model #: C472-L5651
- $35.45 –
- Free Shipping

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FTDI Chip Isolated USB to TTL/RS232/RS485 3 IN 1 Serial Port Adapter Industrial-grade TTL RS-232 RS-485 Isolation
Limited time offer, ends 07/12
- Model #: A9Y1-H0507-51
- $38.58 –
- Free Shipping

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FOR USB2.0 to RS232 RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable chipset 1.8M (RS232/RS422/RS485)
Limited time offer, ends 07/14
- Model #: GX-07865
- $85.99 –
- Free Shipping

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4 Independent Serial Ports, PCI - E X1 4S DB9 RS232 Serial Port Native Industrial COM1 Serial Port Expansion Card
- Model #: WXXDO-912
- $41.62 –
- Free Shipping

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FOR PCI Multiport Serial Card Serial port RS232 6 COM port 9-pin device PCI card industrial expansion 9865 chipset win10
- Model #: 772629388752
- $58.36 –
- Free Shipping

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StarTech.com 2-Port Serial to Ethernet Adapter - IP Serial Device Server For Remote RS232 Devices - Wall/DIN Rail Mount - LAN To DB9 Converter I23-SERIAL-ETHERNET
- Brand: StarTech.com
- Type: Computer Accessories
- Model #: I23-SERIAL-ETHERNET
- $254.99 –
- More options from $254.99 - $289.21
- Free Shipping

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Mini PCI-E to Dual RJ45 Gigabit + COM Serial Port Combo Card, 2-Port 10/100/1000Mbps LAN RS232 Adapter for Industrial PC & Embedded Motherboard
- Model #: B3EN-S2994
- $32.49 –
- Free Shipping

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Cabl-Creation USB to RS232 Male DB9 Cable Serial COM Port Adapter Chip pl2303 Supports Windows 10 8.1 8 7 Vista XP OS (Size : 3m, Color : Black)
- Model #: DEEUB0D12WYQGV
- $83.99 –
- Free Shipping

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PCI Serial Port Card PCI To 2 Ports RS232 COM Converter Card
Limited time offer, ends 07/19
- Type: Controller Card
- Model #: CL-HD-Addon-116
- $32.08 –
- More options from $32.08 - $34.28
- Free Shipping

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Vszerda FTDI Chip Isolated USB to TTL/RS232/RS485 3 IN 1 Serial Port Adapter Industrial-grade TTL RS-232 RS-485 Isolation
Limited time offer, ends 07/20
- Model #: 44RT8D9
- $48.99 –
- Free Shipping

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SD2SP2 Pro TF Micro SD Card Reader Adapter for Nintendo GameCube NGC Serial Port 2
- Model #: C24W-X601
- $22.59 –
- Free Shipping

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PCI Multiport Serial Card Serial port RS232 6 COM port 9-pin device PCI card industrial expansion 9865 chipset win10
- Model #: YQC-T3949
- $57.02 –
- More options from $57.02 - $58.52
- Free Shipping

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Syba 8 Port RS-232 DB9 Serial M.2 B+M Key Controller Card - SI-ADA15071
- Type: Controller Card
- External Ports: 8 x Serial Ports
- Operating Systems Supported: Windows 10 or Higher Ubuntu 19.04 or Higher
- Package Contents: 8 Port Serial DB9 M.2 B+M Key Module Driver CD x1 Manual x1
- Model #: SI-ADA15071
- $59.99
- $55.19 –
- Save: $4.80 (8%)
- More options from $55.19 - $81.47
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16 Port Rack Mountable RS-232 USB-to-Serial Adapter with Built in Power Supply
- Model #: CLAWB00F52WUS8
- $737.99 –
- Free Shipping

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USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
- Model #: CLAWB004ET8ZAA
- $225.99 –
- Free Shipping

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Chip Isolated USB to T-T-L/RS232/RS485 3 in 1 Serial Port Adapter Industrial-Grade T-T-L RS-232 RS-485 Isolation
- Model #: CLAWB0CS64MWPJ
- $198.99 –
- Free Shipping

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6FT 9-Pin DB9 Serial RS232 Port to RJ45 Rollover Console Cable for routers, including the 600, 800, 1600, and 1700 series - 6FT
Limited time offer, ends 07/28
- Model #: XX-1490
- $22.77 –
- Free Shipping

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StarTech.com 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 Model PEX4S232485
OUT OF STOCK
- Type: PCI Express to Serial Port Card
- External Ports: 2 x RS232 2 x RS422 / RS485
- Operating Systems Supported: Windows 8 (32/64bit), 7 (32/64), Vista(32/64), XP(32/64), 2000 Windows Server 2008 R2, 2003(32/64) Linux Kernel 2.6.x
- Specifications: Data Bits: 5, 6, 7, 8 FIFO: 256 Bytes Flow Control: None, Xon/Xoff, RTS/CTS Max Baud Rate: 460.8 Kbps Parity: None, Odd, Even, Space, Mark Serial Protocol: RS-232/422/485 Stop Bits: 1, 1.5, 2 Supported Protocols: RS-232, RS-422, RS-485 2-wire / 4-wire
- Model #: PEX4S232485
- $153.74
- $150.38 –
- More options from $150.38 - $163.78

