TransMemory U301 USB Flash Drive

Everyday Storage

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Transmemory U301 Black 256GB
Transmemory U301 Black 128GB
Transmemory U301 Black 64GB
Hand holding Transmemory U301 Black 256GB
  • Capacity

    16GB 32GB 64GB 128GB 256GB
    Light blue:
    64GB 128GB 256GB
    64GB 128GB 256GB

  • Usage

    File Transfer on PC and Mac

Featuring USB 3.2 Gen 1 technology, KIOXIA TransMemory U301 USB flash drives make it simple to store your media – with a design that’s small in size, but big on storage. Now available in White, Light Blue or Black and capacities up to 256GB, you can organize more of your documents and media across various devices.

Small in Size, Big in Storage

Despite its small design, the TransMemory U301 USB flash drives pack in a lot of space – up to 256GB of storage for photos, music, video, documents, and more.

Practical and Portable

With a simple design, the TransMemory U301 USB flash drives are designed to go wherever you go.

Pick Your Favorite

With White, Light Blue or Black options, the TransMemory U301 USB flash drives offer more color possibilities. Choose your favorite shade and go in style. 

TransMemory U301 USB Flash Drive Product Specifications

Capacity / dimensions

  • Capacity

    White: 16GB, 32GB, 64GB, 128GB, 256GB
    Light blue: 64GB, 128GB, 256GB
    Black: 64GB, 128GB, 256GB

  • Approximate Usable Capacity*2

    White: 14.4GB, 28.8GB, 57.6GB, 115.2GB, 230.4GB
    Light blue: 57.6GB, 115.2GB, 230.4GB
    Black: 57.6GB, 115.2GB, 230.4GB

  • Interface

    USB 3.2 Gen 1 SuperSpeed compatible / USB 2.0 high-speed compatible*3

  • Dimension (LxWxH)

    51.4 x 21.4 x 8.4 mm (including cap)

  • Weight

    Approx. 8 g

  • Power Supply

    USB bus-power

Operating environment / protection performance

  • Operating Temperature

    0 ℃ to 50 ℃ (no condensation)

  • Storage Temperature

    -20 ℃ to 60 ℃

  • Certification

    RoHS compliant*4


  • Compatible PC & Mac

    Models equipped with the following OS, and the Type-A USB interface as a standard feature.
    Compatible with macOS Big Sur 11, macOS Monterey 12, macOS Ventura 13, macOS Sonoma 14
    Windows 10 and Windows 11
    (As of April 1, 2024)


  • Services and Support

    5-year limited warranty

Product Info

  • 16GB

    PN: LU301W016GG4
    EAN: 4582563850019

  • 32GB

    PN: LU301W032GG4
    EAN: 4582563850026

  • 64GB

    PN: LU301W064GG4
    EAN: 4582563850033

    Light blue:
    PN: LU301L064GG4
    EAN: 4582563855311

    PN: LU301K064GG4
    EAN: 4582563855472

  • 128GB

    PN: LU301W128GG4
    EAN: 4582563850040

    Light blue:
    PN: LU301L128GG4
    EAN: 4582563855342

    PN: LU301K128GG4
    EAN: 4582563855502

  • 256GB

    PN: LU301W256GG4
    EAN: 4582563854802

    Light blue:
    PN: LU301L256GG4
    EAN: 4582563855373

    PN: LU301K256GG4
    EAN: 4582563855533

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KIOXIA USB Flash Drive Comparison

* Table can be scrolled horizontally.





Transmemory U301 USB




16, 32, 64, 128GB

32, 64, 128, 256GB

16, 32, 64, 128, 256GB

16, 32, 64, 128GB

16, 32, 64, 128GB

Max Read Speed*1

200 MB/s (128GB)
100 MB/s (16GB, 32GB, 64GB)

150 MB/s





USB 3.2 Gen 1

USB 3.2 Gen 1

USB 3.2 Gen 1

USB 2.0

USB 2.0

Warranty Period

5 year

5 year

5 year

5 year

5 year

  1. 1 MB/s is calculated as 1,000,000 bytes/s. The value is the best value obtained in specific test environment at KIOXIA Corporation and KIOXIA Corporation does not warrant read speed use in individual devices. Read speed may vary depending on user-specifications such as devices used and file size read. The write speed is lower than the read speed.
  2. Capacity is based on installed flash memory and not user available memory as part of the memory is used for management functions. Available user area are as listed above (1GB = 1,073,741,824 bytes).
  3. The terms 'USB 3.2 Gen 1 Super Speed' and 'USB 2.0 high-speed' used herein are the name of specifications upon which this product is based; they do not warrant the speed of its operation.
  4. KIOXIA Corporation defines “RoHS Compatible” products as products that either ( i ) contain no more than a maximum concentration value of 0.1% by weight in Homogeneous Materials for lead, mercury, hexavalent chromium, polybrominated biphenyls (PBBs), polybrominated diphenyl ethers (PBDEs), bis(2-ethylhexyl) phthalate (DEHP), dibutyl phthalate (DBP), benzyl butyl phthalate (BBP) and diisobutyl phthalate (DIBP) and of 0.01% by weight in Homogeneous Materials for cadmium; or ( ii ) fall within any of the application exemptions set forth in the Annex to the RoHS Directive(*). This does not mean that Kioxia Corporation products labeled “RoHS COMPATIBLE” are entirely free of substances controlled by the RoHS Directive and does not constitute a warranty or guarantee that such products will comply with the specific laws and/or regulations adopted in any particular jurisdiction.
    *RoHS Directive: KIOXIA Corporation defines “RoHS Directive” as the DIRECTIVE 2011/65/EU OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 8 June 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment.
  • To protect against accidental data loss, back up your data frequently on other storage media.

  • Product specifications and design are subject to change without prior notice.


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