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For MOXA 2 Serial Port Card RS422/485 Multi Serial Port Card CP-132UL-I
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  • $122.63 
  • Free Shipping
Type C USB to TTL serial port ch340n module upgrade MCU download brush line
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  • $11.99 
  • Free Shipping
2.2 Inch UART LCD TFT Display Module with FLASH Colorful Screen Serial Port
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  • $17.59 
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SIIG CyberSerial Dual PCI to Serial Port Card Model JJ-P02012
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SIIG CyberSerial Dual PCI to Serial Port Card Model JJ-P02012
  • Type: PCI to Serial Port Card
  • External Ports: Two 9-pin RS232 serial ports
  • Data Transfer Rate: Up to 230 Kbps
  • Operating Systems Supported: Windows 95/98/98 SE/ME/NT4.0/2000/XP/Server 2003
  • Model #: JJ-P02012
SYBA PCI to Serial 2-port host controller card Model SD-PCI-2S
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SYBA PCI to Serial 2-port host controller card Model SD-PCI-2S

Limited time offer, ends 05/13

  • Type: PCI to Serial Port Card
  • External Ports: 2x DB9 serial port connectors
  • Operating Systems Supported: Windows 98SE/ME/2000/XP/NT4.0, Linux & DOS Operating System
  • Weight: 0.4
  • Model #: SD-PCI-2S
  • $22.09 - $23.49
LC12S UART Serial Port Transmission Module 2.4G Module Long Distance for AGV Robot
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  • $12.82 
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SIIG PCIe board with 1 serial (RS-232) and parallel (DB25) port Model JJ-E00011-S3 - OEM
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SIIG PCIe board with 1 serial (RS-232) and parallel (DB25) port Model JJ-E00011-S3 - OEM
  • Type: PCI Express to Parallel / Serial Port
  • External Ports: 1 x Serial Ports + 1 x Parallel Port
  • Operating Systems Supported: Windows 7 (32-/64-bit) / Vista (32-/64-bit) / XP (32-/64-bit) / Server 2003 & 2008 (32-/64-bit) / 2000
  • Package Contents: Cyber 1S1P PCIe adapter Driver CD Installation guide
  • Model #: JJ-E00011-S3
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  • $30.00 
  • Free Shipping
SIIG Low Profile PCI Single Serial (16550) Port, Universal PCI Card Model LP-P10011-S6
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SIIG Low Profile PCI Single Serial (16550) Port, Universal PCI Card Model LP-P10011-S6
  • Type: PCI to Serial Port Card
  • External Ports: 1 x Serial Port
  • Data Transfer Rate: up to 230 Kbps
  • Operating Systems Supported: Windows 95/98/98SE/ME/NT 4.0/2000/XP (32-/64-bit)/Server 2003 (32-/64-bit)/Vista (32-/64-bit)
  • Model #: LP-P10011-S6
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  • $34.99 
  • Free Shipping
StarTech.com PEX2S952LP 2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
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StarTech.com PEX2S952LP 2 Port Low Profile Native RS232 PCI Express Serial Card with 16950 UART
  • Type: PCI Express to Serial Port Card
  • External Ports: 2 x Serial Ports
  • Data Transfer Rate: Up to 460 Kbps
  • Weight: 0.35
  • Model #: PEX2S952LP
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  • $48.99 
Serial to WiFi Ethernet Wireless Converter RS232 RS485 Serial Server (USR-W610)
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  • $93.88 
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USR-W610 Serial to WiFi Ethernet Converter RS232 RS485 Serial Server
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  • $71.28 
  • Free Shipping
StarTech.com ICUSB232INT2 Motherboard Serial Port - Internal - 2 Port - Bus Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter
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StarTech.com ICUSB232INT2 Motherboard Serial Port - Internal - 2 Port - Bus Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter
  • Color: Black
  • Cable Length: 24"
  • Changer Type: USB to DB9 (RS-232)
  • Specifications: Connector Types: 2 - DB-9 (9 pin; D-Sub) Male Interface: serial Number of Ports: 2 Card Type: Low / Standard Profile Max Baud Rate: 115200 bps Data Bits: 7, 8 Stop Bits: 1, 2 Parity: None, Odd, Even, Space, Mark Bus Type: Motherboard Header Internal Ports: 1 - IDC (10 pin; Motherboard Header) Female External Ports: 2 - DB-9 (9 pin; D-Sub) Male Chipset ID: FTDI FT232R Microsoft WHQL Certified: Yes Operating Temperature: -40°C to 85°C (-40°F to 185°F) Storage Temperature: -65°C to 85°C (-85°F to 185°F)
  • Model #: ICUSB232INT2
SERIALGEAR 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems
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SERIALGEAR 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems
  • Color: Gray
  • Connector Number: 4
  • Specifications: Serial Modes: RS232
  • Model #: USB-4COM
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  • $106.49 
  • $3.99 Shipping
StarTech.com PEX8S1050LP 8-Port PCI Express Serial Card - 16C1050 UART RS232 - PCIE Low Profile Bracket - DB9 Serial Card (PEX8S1050LP)
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StarTech.com PEX8S1050LP 8-Port PCI Express Serial Card - 16C1050 UART RS232 - PCIE Low Profile Bracket - DB9 Serial Card (PEX8S1050LP)
  • Type: PCI Express to Serial Port Card
  • External Ports: 8 x DB-9 (9 pin, D-Sub) Male
  • Internal Ports: 1 x PCI Express x1 Male
  • Operating Systems Supported: Windows CE 5.0, 98SE, 2000, XP, Vista, 7, 8, 8.1, 10 Windows Server 2003, 2008 R2, 2012, 2016, 2019 Linux 2.4.x to 4.11.x LTS Versions only
  • Model #: PEX8S1050LP
StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART Model PEX4S553
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StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART Model PEX4S553
  • Type: PCI Express to Serial Port Card
  • External Ports: 4 x Serial Ports
  • Operating Systems Supported: Windows XP(32/64bit)/ Vista(32/64bit)/ 7(32/64bit) Windows Server 2003(32/64 bit), 2008 R2 Linux
  • Dimensions: 0.75" x 4.72" x 5.12"
  • Model #: PEX4S553
SYBA 8-Port RS-232 Serial PCI-Express, Revision 2.0; with Exar Chipset Model SI-PEX15041
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SYBA 8-Port RS-232 Serial PCI-Express, Revision 2.0; with Exar Chipset Model SI-PEX15041
  • Type: PCI Express to Serial Port Card
  • External Ports: 8 x Serial Ports
  • Specifications: The XR17V358 series Multi-I/O PCI-Express controller cards are the high performance RS232 serial interface controller for home and industrial users. They are compatible with industrial standard 16C550 UART, which provide a low cost connection platform for industrial machines, POS machines, external Modems, mice, etc.
  • Dimensions: 7.00" x 12.00" x 2.25"
  • Model #: SI-PEX15041
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  • $59.99 
  • Free Shipping
UT-782 2-Port Industrial RS-232 PCI-E Multi-Serial Port Card 600W lightning surge 15KV ESD protection each line
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  • $112.26 
  • Free Shipping
SIM800L module SMS data GSM GPRS 4 frequency availe 5V serial port
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  • $14.87 
  • Free Shipping
Syba 8 Port RS-232 DB9 Serial M.2 B+M Key Controller Card - SI-ADA15071
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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