SKU: BL6J1RWIMY |  Mfg. Part: STC PEX4S953LP  | UPC: 065030887052  |  0 Reviews  |     Share

Startech STC PEX4S953LP .com 4-Port PCI Express RS232 Serial Adapter Card - 16950 UART - Low Profile - PCI Express 1 x1

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$191.83  $258.97
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Product Overview

StarTech.com 4-Port PCI Express RS232 Serial Adapter Card - 16950 UART - Low Profile

Technical Specifications

General Information
Manufacturer:StarTech.com
Manufacturer Part Number:PEX4S953LP
Manufacturer Website Address:http://www.startech.com
Brand Name:StarTech.com
Product Name:4-Port PCI Express RS232 Serial Adapter Card - 16950 UART - Low Profile
Marketing Information:

This PCI Express RS232 serial adapter card lets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot. The 4 port PCIe serial card enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.6Kbps.

Maximum Compatibility

With broad OS support, including for Windows and Linux, this PCI E serial card is easy to integrate into mixed environments. The card comes pre-configured with low-profile brackets and includes optional full-profile brackets, so installation is easy regardless of the case form factor. This card is a direct replacement for PEX4S952LP.

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 921.6Kbps
  • Provides 5/12V power output on Pin 9 when external power is connected
  • 256-byte depth FIFO cache per transmitter and receiver
  • Supports 9, 8, 7, 6, 5 data bits (one per port)
  • Asix AX99100 chipset

PCI Express 1.1 compliant

The Choice of IT Pros Since 1985

StarTech.com conducts thorough compatibility and performance testing on all our products to ensure we are meeting or exceeding industry standards and providing high-quality products to IT Professionals. Our local StarTech.com Technical Advisors have broad product expertise and work directly with our StarTech.com Engineers to provide support for our customers both pre and post-sales.

PEX4S03LP is backed by a StarTech.com lifetime warranty and free lifetime technical support.

More from the Manufacturer


Packaged Quantity:1 Each
Product Type:Multiport Serial Adapter

Technical Information
Host Interface:PCI Express 1.1 x1
Maximum Data Transfer Rate:921.60 kbit/s
UART Type:16950
Platform Supported:
  • PC
  • Linux

Interfaces/Ports
Ports Expandability:4 x DB-9 RS-232 - Serial, Via Cable
Physical Characteristics
Form Factor:Plug-in Card
Miscellaneous
Package Contents:
  • 4-Port PCI Express RS232 Serial Adapter Card - 16950 UART - Low Profile
  • 1 x 4-Port DB9 Break-out Cable
  • 1 x Full Profile Bracket
  • 1 x Quick-Start Guide

Country of Origin:Taiwan
Environmentally Friendly:Yes
Environmental Compliance:
  • Restriction of Hazardous Substances (RoHS)
  • Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)
  • Waste Electrical and Electronic Equipment Directive (WEEE)

Warranty
Limited Warranty:Lifetime

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • STARTECH
  • STC PEX4S953LP
  • 065030887052
  • New
  • 1 lbs
  • 5 X 5 X 5
  • Mar 28, 2026
  • Mar 28, 2026
  • Taiwan
Product Identifiers: Brand: Startech • Part #: STC PEX4S953LP • UPC: 065030887052 • Category: Port Expansion Cards

Startech STC PEX4S953LP .com 4-Port PCI Express RS232 Serial Adapter Card - 16950 UART - Low Profile - PCI Express 1 x1

Reviews for Startech STC PEX4S953LP

$191.83