STARTECH 

STARTECH PEX1S953LP 1PORT RS232 SERIAL PORT PCI EXPRESS CARD - 16950 UART

Mfg Part Number:  PEX1S953LP  
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Price: $54.99
Quantity:
In Stock: 3908
Last Updated: Jun 09, 2026
No Sales Tax except these states
, PO and Wire.
This RS232 Serial Adapter Card lets you add an RS232 DB9 serial port 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 This PCIe to serial adapter supports the following features: 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 PEX1S953LP is backed by a StarTech.com lifetime warranty and free lifetime technical support. More from the Manufacturer

More from the Manufacturer

Main Specification
General Information
Manufacturer StarTech.com
Manufacturer Part Number PEX1S953LP
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name 1-Port PCI Express Serial Card with 16950 UART - Low-Profile
Packaged Quantity 1
Product Type Serial Adapter
Technical Information
Host Interface PCI Express x1
UART Type 16950
Platform Supported PC
Platform Supported Linux
Interfaces/Ports
Number of Serial Ports (External) 1
Physical Characteristics
Form Factor Plug-in Card
Card Height Low-profile
Height 5.9"
Width 2.6"
Length 3.9"
Weight (Approximate) 1.60 oz
Miscellaneous
Package Contents
  • 1-Port PCI Express Serial Card with 16950 UART - Low-Profile
  • 1 x Full-Profile Bracket
  • 1 x User Manual
Environmentally Friendly Yes
Environmental Certification EU RoHS
Environmental Compliance Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)
Environmental Compliance Restriction of Hazardous Substances (RoHS) 2
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Country of Origin Taiwan
End of Life Manual Availability Yes
EU RoHS Declaration URL https://media.startech.com/cms/pdfs/pex1s953lp_rohs.pdf
REACH Declaration URL https://media.startech.com/cms/pdfs/pex1s953lp_rohs.pdf
REACH free of SVHC Yes
WEEE Statement https://media.startech.com/cms/pdfs/pex1s953lp_weee.pdf
Warranty
Limited Warranty Lifetime
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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