StarTech.com PCI-E controller card (2 USB 3.0 Type-A ports).

PCI-Express controller card with 2 USB 3.0 Type-A ports - SATA power supply .

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StarTech.com's PEXUSB3S23 PCI Express card allows you to add 2 USB 3.0 ports to any PCI Express compatible computer system. It requires a SATA power supply to operate and provides 900 mA of power per port to bus-powered USB 3.0 devices.

PCI-Express controller card with 2 USB 3.0 Type-A ports - SATA power supply .

Overview

A practical, high-performance solution

StarTech.com 's PEXUSB3S23 PCI Express card lets you add 2 USB 3.0 ports to any PCI Express-compatible computer system. This USB card requires a SATA power supply to operate and provides 900 mA of power per port to bus-powered USB 3.0 peripherals (500 mA for USB 2.0) via your computer's SATA power connector.

Flexibility and simplicity

TheUSB 3.0 PCI-E adapter complies with USB 3.0 standards for transfer speeds of up to 5 Gbps, while being backwards compatible with existing USB 2.0/1.1 devices. For added versatility, the controller card features a standard height bracket and includes a low-profile/half-height bracket for compact computers.

Key features:

  • Provides two external USB 3.0 connections
  • Supports transfer speeds of up to 5 Gbps
  • SATA power connector (required) provides up to 900 mA per USB port
  • PCI Express 2.0 compliant
  • Fully compliant with USB 3.0 Revision 1.0 and Intel xHCI Revision 1.0 specifications
  • Backward compatible with USB 2.0 and USB 1.0/1.1 devices
  • Includes low-profile/half-height installation stand
  • Height: 120 mm
  • Width: 21 mm
  • Length: 80 mm
  • Weight: 60 g
Specifications
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General information

Product name

StarTech.com PCI-E controller card (2 USB 3.0 Type-A ports).

Brand

StarTech.com

Model

PEXUSB3S23

Technical specifications

Bus

PCI Express 2.0 x1

Controllers

USB 3.0

Connector(s)

2 X USB 3.0 Type A Female

Supported OS

Windows XP
Windows Vista
Microsoft Windows 7
Microsoft Windows 8
Microsoft Windows 8.1
Microsoft Windows 10
Windows 2003 Server
Windows Server 2008
Windows Server 2012
Windows Server 2012 R2
Windows Server 2016
Windows Server 2019
Windows Server 2022
Microsoft Windows 11

Warranties

Commercial warranty

Seller 3 years

Legal warranty

See terms & conditions

Product referenced on 10 Nov 2016

Customer reviews
  • 50%
    4 reviews
  • 25%
    2 reviews
  • 25%
    2 reviews
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  • 0%
  • by Olivier B
    Posted on 24 Jun 2023
    Bought on 15 Jan 2023 from LDLC
    Number of reviews: 17 Average rating: 8

    Does the job

    Used in virtualisation for a Windows in PCI Passthrough mode, it works perfectly.
    2 criticisms:
    - too bad, only 2 USB ports
    - the SATA power connector doesn't fit very well

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  • by Gerard C
    Posted on 28 Apr 2023
    Bought on 21 Apr 2023 from LDLC
    Number of reviews: 2 Average rating: 10

    Great but beware, you need a 5-wire SATA connection

    Plugged into my "old" (10 years old) Asrock H61M-DGS card which was too low on USB outputs.
    However, I first powered it with a Molex->SATA adapter (4 wires), the keyboard and mouse worked but not the external SSDs. I then used a 5-wire SATA plug (+ orange 3.3V wires) and now my external SSDs work. It would be good to specify this in the description.

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  • by mrjay42
    Posted on 3 Nov 2021
    Bought on 5 Oct 2021 from LDLC
    Number of reviews: 3 Average rating: 10

    Good card -> don't forget the need for the "sata" power connector

    Good card, does the job.
    Beware, even if it shows on the pictures and the doc -> you absolutely have to plug a SATA drive power connector on the back of the card.
    Therefore, depending on how "full" your PC is -> this can result in a bit of acrobatic wiring.

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  • by Maxvador
    Posted on 18 Jan 2021
    Bought on 19 Dec 2020 from LDLC
    Number of reviews: 3 Average rating: 8

    CLEAR

    Nothing to say about the product, does the job.
    Of course the speed is slightly lower than the usb ports on the motherboard but it's still very good for an additional card.

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  • by Jerome F
    Posted on 24 Feb 2020
    Bought on 14 Jan 2020 from LDLC
    Number of reviews: 9 Average rating: 8

    Low Profile compatible

    It's a shame to pay this price to get 2 extra USB ports, but for low profile cases you can't find what you want on the market. I don't put all the stars because of the price. Otherwise, no problem with installation. Make sure that you have a SATA power supply available. Without a power supply, the card does not work. No driver needed with Windows 10.

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