Startech IT

StarTech 2 Port Flush Mount ExpressCard 54mm SuperSpeed USB 3.0 Card Adapter - 2 x 4-pin Type A Female USB 3.0 USB ECUSB3S254F

(No reviews yet) Write a Review
SKU:
18142665
MPN:
ecusb3s254f
Availability:
Out of stock
Stock Update:
07/13/2026 12:26:21 PM PST
  • Main
  • Alternate-Image2
  • Alternate-Image1

Out of stock

Stock Update:
07/13/2026 12:26:21 PM PST
Frequently bought together:

Description



This item is brand-new, factory sealed.

The ECUSB3S254F 2-Port Flush Mount USB 3.0 ExpressCard Adapter uses a unique form factor design that allows it to sit fully in a standard 54mm laptop ExpressCard slot without sticking out.

When inserted, the USB 3.0 ports provided by the ExpressCard adapter sit flush with the sides of the laptop, creating a seamless add-on that can be left installed even while on the move, without having to worry about impact damag to either the card or the ExpressCard slot.

The SuperSpeed USB 3.0 Card supports data transfer rates of up to 5Gbps, and is backward compatible with USB 2.0 (at up to 480Mbps), or USB 1.1/1.0 at up to 12/1.5 Mbps respectively - the perfect laptop accessory for users to connect USB devices, both new and old.

Features

Package Contents:   
  • 1 x ExpressCard USB 3.0 Card
  • 1 x USB to DC Power Adapter Cable
  • 1 x Driver CD
  • 1 x Instruction Manual

 

TAA Compliant:   
Yes

 

Additional Information:   
  • Windows® 10 (32/64), 8 / 8.1 (32/64), 7 (32/64), Vista (32/64), XP (32/64)
  • Windows Server® 2008 R2, 2003

  •  

    Environmentally Friendly:   
    Yes

     

    System Requirements:   

    Operating System(s):

    • Windows Server 2008 R2
    • Windows Server 2003 (32/64-bit)
    • Windows XP (32/64 bit)
    • Windows Vista (32/64 bit)
    • Windows 7 (32/64 bit)
    • Windows 8 (32/64 bit)

     

    Environmental Compliance:

    Restriction of Hazardous Substances (RoHS)
    Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)
    Waste Electrical and Electronic Equipment Directive (WEEE)

     

    Country of Origin:   
    Taiwan

     

    Specs

    Physical Characteristics
    Height0.2"
    Width2.1"
    Depth2.9"
    Warranty
    Limited Warranty2 Year
    General Information
    Brand NameStarTech.com
    Manufacturer Website Addresshttp://www.startech.com
    Marketing InformationThe ECUSB3S254F 2-Port Flush Mount USB 3.2 Gen 1 ExpressCard Adapter lets you add two USB 3.2 Gen 1 ports to your ExpressCard-enabled laptop. The USB 3.2 Gen 1 card uses a unique design that allows it to sit flush in a standard 54mm laptop ExpressCard slot, creating a seamless add-on that can be left installed even while on the move, without having to worry about impact damage to either the card or the ExpressCard slot. Enhanced with UASP support (USB Attached SCSI Protocol), this USB 3.2 Gen 1 controller performs up to 70% faster than conventional USB 3.2 Gen 1 when paired with a (Note: UASP requires a compatible operating system). Using a more efficient protocol than the traditional USB BOT (Bulk-Only Transport), UASP technology optimizes transfers by allowing multiple commands to be processed simultaneously, significantly increasing transfer speeds for less wait time on data transfers. See our UASP test results below for further details. The SuperSpeed USB 3.2 Gen 1 Card supports data transfer rates of up to 5Gbps, and is backward compatible with USB 2.0 (at up to 480Mbps), or USB 1.1/1.0 at up to 1.5/1.2 Mbps respectively - the perfect laptop accessory for users to connect USB devices, both new and old. Backed by a StarTech.com 2-year warranty and free lifetime technical support. UASP is supported in Windows 8 and Server 2012. In testing UASP performed with up to a 70% faster read / 40% faster write speed over traditional USB 3.2 Gen 1 at peak performance. At the same peak in testing, UASP also showed up to an 80% reduction in required processor resources. 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
    Product TypeExpressCard Adapter
    Product Name2 Port Flush Mount ExpressCard 54mm SuperSpeed USB 3.0 Card Adapter
    ManufacturerStarTech.com
    Manufacturer Part NumberECUSB3S254F
    Packaged Quantity1 Each
    Technical Information
    Host InterfaceExpressCard/54
    Media SupportedExpressCard/54

    View AllClose

    Warranty Information

    All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
    View AllClose

    0 Reviews

    View AllClose
    Main
    StarTech 2 Port Flush Mount ExpressCard 54mm SuperSpeed USB 3.0 Card Adapter - 2 x 4-pin Type A Female USB 3.0 USB ECUSB3S254F