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2 Port PCI Express RS232 Serial Adapter Card with 16950 UART

Product ID: PEX2S950

Add 2 RS232 serial ports to your standard or small form factor computer through a PCI Express expansion slot

  • Dual Channel 16C950 UART - fully compatible with 16C550 type devices

  • Maximum data transfer rate of 460 Kbps

  • Standard profile bracket installed, optional low-profile brackets included

More Features . . .
  • PCI Express 1x card, compatible with 1x, 2x, 4x, 8x, and 16x bus

  • 128-byte deep FIFO per transmitter and receiver

  • Automated in-band software flow control using programmable Xon/Xoff in both directions

  • Automated out-of-band hardware flow control using RTS / CTS and/or DSR / DTR

  • PCI 2.2 and PCI Power Management 1.0 compliant

Prices may be lower from Resellers:


Enterprise/Commercial Reseller

Available in
$82.99 AUD exc GST
$91.29 inc GST

ID: PEX2S950

May be in stock with Resellers/Distributors

For more products like this please visit our International online store today!

The PEX2S950 2 Port PCI Express RS232 Serial Adapter Card with 16950 UART can be installed into an available PCI Express slot, to provide two high performance 16C950 RS232 serial UART channels/ports - a convenient solution for connecting modern or legacy serial devices with support for data transfer rates of up to 460 Kbps.

The 2 port RS232 serial card is easy to install and configure, with support for a broad range of Windows® operating systems. Plus, the card features IRQ sharing and supports plug and play serial device connections, guaranteeing convenient, hassle-free installation.

Backed by a lifetime warranty and free lifetime technical support.

The Advantage
  • 460 Kbps data rates offer efficient serial device performance
  • Installs into standard or small form-factor systems with included brackets
  • Easy to install and use with full step-by-step instructions
Common Customer Questions

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Compatible With

View full OS compatibility

Windows® 95, 98SE, ME, XP, Vista, 7, 8, 8.1, 10
Windows Server® 2003, 2008 R2, 2012, 2016
Linux 3.5 to 4.11.x LTS Versions only

  • Manufacturing (CNC machinery, process control equipment, bar code scanners, serial printers)
  • POS (credit/debit card readers, receipt printers, bar code scanners, cash registers, scales)
  • Consumer (modems, PDAs, digital cameras, printers)
  • Security (UPS control, access key panels, video cameras, card readers, modems)
  • Casino (video lottery terminals, slot machines)
  • Environmental Control (lighting, temperature, clocks)
  • Healthcare (patient monitoring equipment, nurses' stations, modems)
  • Hotel Front Desk (serial printers, bar code scanners, keyboard, mouse, receipt printer, credit/debit card reader)
  • Hospitality/Restaurant (credit card/debit card reader, serial printers)
  • ISDN Networking
Product Numbers
Warranty Information
Warranty Lifetime
Bus Type PCI Express
Card Type Standard Profile (LP bracket incl.)
Chipset ID PLX/Oxford - OXuPCI952
Interface Serial
Port Style Integrated on Card
Ports 2
Data Bits 5, 6, 7, 8, 9
FIFO 128 Bytes
Max Baud Rate 460.8 Kbps
MTBF 14,744,913 Hours
Serial Protocol RS-232
Connector Type(s) 1 - PCI Express x1 Male
External Ports 2 - DB-9 (9 pin, D-Sub) Male
Microsoft WHQL Certified Yes
OS Compatibility Windows® 95, 98SE, ME, XP, Vista, 7, 8, 8.1, 10
Windows Server® 2003, 2008 R2, 2012, 2016
Linux 3.5 to 4.11.x LTS Versions only
Humidity 5~85% RH
Operating Temperature -10°C to 80°C (14°F to 176°F)
Storage Temperature -20°C to 100°C (-4°F to 212°F)
Physical Characteristics
Product Height 4.7 in [120 mm]
Product Length 4.1 in [105 mm]
Product Weight 2.2 oz [63 g]
Product Width 0.8 in [20 mm]
Packaging Information
Shipping (Package) Weight 0.3 lb [0.1 kg]
What's in the Box
Included in Package 1 - PCI Express Serial Card
2 - Low Profile Brackets
1 - Driver CD
1 - Instruction Manual
10 ft DB9 RS232 Serial Null Modem Cable F/F

10 ft DB9 RS232 Serial Null Modem Cable F/F

Transfer files via serial connection

$6.99 exc GST
$7.69 inc GST

* Product appearance and specifications are subject to change without notice.