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StarTech 2 Port RS232 Serial PCI Express Low Profile Adapter Card with 16950 UART

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Today's Price:

$126.84incl gst

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In Stock. Can Ship Today- Details

Estimated Delivery Time

  • Auckland
    1 Day
  • North Island
    1-2 Days
  • South Island
    1-3 Days

Product Description:

Special Product Offer:

Receive an additional 7% discount on any Startech quote when requesting a minimum of 5 units for Government & Public Sector Agencies/Organisations. Please state your organisation details when requesting a quote from our team. T&C apply.

StarTech 2 Port RS232 Serial PCI Express Low Profile Adapter Card with 16950 UART

This RS232 Serial Adapter Card lets you add two RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot. It enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.4Kbps.


Maximum Compatibility
• With broad OS support, including for Windows and Linux, this PCI Express card is easy to integrate into mixed environments. The card comes pre-configured with a low-profile bracket, and includes an optional full-profile bracket, so installation is easy regardless of the case form factor.

Experience Optimal Technology
• Compatible with industry standard 16950 UART
• Supports max baud rate of up-to 921.4Kbps
• Provides 5/12V power output on Pin 9 when external power is connected
• 128-byte depth FIFO per transmitter and receiver
• Supports 9, 8, 7, 6, 5 data bits
• Asix AX99100 chipset
• PCI Express 1.1 compliant


• Bus Type: PCI Express
• Card Type: Low Profile (SP bracket incl.)
• Chipset ID: Asix AX99100
• Interface: Serial
• Port Style: Integrated on Card
• Ports: 2

• Data Bits: 5, 6, 7, 8, 9
• FIFO: 256 Bytes
• Flow Control: None, Xon/Xoff, RTS/CTS
• Max Baud Rate: 921.6 Kbps
• Parity: None, Odd, Even, Space, Mark
• Serial Protocol: RS-232
• Stop Bits: 1, 1.5, 2
• MTBF: 1,712,904 hours

• Connector Type(s): 1x PCI Express x1
• External Ports: 2x DB-9 (9 pin, D-Sub)
• Internal Ports: 1x LP4 (4 pin; Large Drive Power)

• 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: 8.0 cm
• Product Length: 105.0 mm
• Product Width: 22.0 mm
• Weight of Product: 95.0 g
• Color: Green
• Material: Steel

• Input Voltage: 12V DC
• Output Voltage: 12V DC


OS Compatibility:
• Windows 7, 8, 8.1, 10, 11
• Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016, 2019, 2022
• Linux 2.4.x to and up LTS Versions only

• Selectable power output on pin 9 of the serial port

Package Contents:

• 1x PCIe Serial Card
• 2x Low Profile Brackets (Installed)
• 1x Full-Profile Bracket
• 1x User Manual

Questions & Answers

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Additional Details:

  • Stock Availability: 5 In Stock Now
  • Warranty: Lifetime
  • Manufacturer: StarTech Shop
  • Product Found In: Add On Cards
  • Model Number: PEX2S953LP
  • Part Number: T43465