STARTECH 

PEXUSB3S42 StarTech.com 4 Port PCI Express USB 3.0 Card - 3 External and 1 Internal

Mfg Part Number:  PEXUSB3S42  
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Price: $69.99 + Free Shipping
Quantity:
In Stock: 519
Last Updated: May 02, 2025
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Here's a cost-effective solution for adding USB 3.2 Gen 1 connectivity to your computer. This 4-port PCIe USB 3.2 Gen 1 card gives you three external ports and one internal port, for the ultimate connection flexibility.
With three external USB 3.2 Gen 1 ports you can connect more devices to your computer. The card provides easy access to commonly-used peripherals such as your tablet and external hard drive. It also features an internal USB port that lets you connect a device such as a flash drive inside your computer case, providing added security and convenience.
USB 3.2 Gen 1 gives you fast access to your files with data transfer rates up to 5 Gbps. Plus it's backward compatible with USB 2.0 and 1.x devices, which eliminates the cost and aggravation of upgrading your existing devices.
Setup is a breeze with native operating system support. The USB 3.2 Gen 1 adapter card automatically installs in Windows 8.1, 8 and 7.
For convenient installation, this PCI Express USB 3.2 Gen 1 card features a dual-profile design that can be installed in almost any type of computer. It comes equipped with a standard profile bracket and also includes a low-profile bracket for installation in small form-factor/half-height systems.
This high-performance USB 3.2 Gen 1 card is enhanced with UASP support, which can perform ~70% faster read speed and ~40% faster write speed over traditional USB 3.2 Gen 1, when paired with .
The PEXUSB3S42 is backed by a StarTech.com 2-year warranty and free lifetime technical support.
Note: UASP (USB Attached SCSI Protocol) is supported in Windows 8.1, 8, Server 2012 and Linux kernel 2.6.37 or later. Test results were obtained using an Intel Ivy Bridge system, StarTech.com add-on USB 3.2 Gen 1 cards, a UASP-enabled StarTech.com enclosure, and a SATA III solid state drive.

More from the Manufacturer

More from the Manufacturer

Main Specification
General Information
Manufacturer StarTech.com
Manufacturer Part Number PEXUSB3S42
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name 4-Port PCI Express USB 3.0 Card - 5Gbps
Packaged Quantity 1 Each
Product Type USB Adapter
Technical Information
Host Interface PCI Express x1
Media & Performance
UASP Support Yes
Interfaces/Ports
Total Number of USB Ports 4
Number of USB 3.2 Ports 4
Number of SATA Ports 1
Software
Operating System Supported Linux
Operating System Supported Windows Server 2008 R2
Operating System Supported Windows 8.1
Operating System Supported Windows 8
Operating System Supported Windows Server 2012
Operating System Supported Windows Server 2016
Operating System Supported Windows XP
Operating System Supported Windows 11
Operating System Supported Windows Server 2019
Operating System Supported Windows 7
Operating System Supported Windows 10
Operating System Supported Windows Vista
Physical Characteristics
Color Family Black
Product Color Black
Form Factor Plug-in Card
Height 4.7"
Width 0.7"
Length 3.4"
Weight (Approximate) 1.90 oz
Miscellaneous
Package Contents
  • 4-Port PCI Express USB 3.0 Card - 5Gbps
  • 1 x Low-Profile Bracket
  • 1 x Driver CD
  • 1 x Instruction Manual
Additional Information
  • Windows® 10 (32/64), 8 / 8.1 (32/64), 7 (32/64), Vista (32/64), XP (32/64)
  • Windows Server® 2012, 2008 R2
  • Linux 2.6.31 and later (tested up to 3.5)
  • Platform Supported Linux
    Platform Supported PC
    Country of Origin China
    Environmentally Friendly Yes
    Warranty
    Limited Warranty 2 Year
    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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