Product Support

Expansion Portable Hard Drives

Expansion Portable Hard Drives

Downloads

Drive Icon

Missing your drive icon? Download it here for Windows and MacOS.
Click LEARN MORE for additional information about drive icons.

SeaTools

SeaTools - Quick diagnostic tool that checks the health of your drive.

DiscWizard

Secure your information by backing up the operating system, applications, settings, and all your data — as well as erasing it securely.

Firmware Downloads

Enter your serial number to find firmware downloads for your drive.

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Specs

  • Expansion portable hard drive 5 TB
    STKM5000400
    • 5 TB
    • 20.9 mm
    • 80.0 mm
    • 115.3 mm
  • Expansion portable hard drive 5 TB
    STEA5000402
    • 5 TB
    • 20.0 mm
    • 80.0 mm
    • 117.0 mm
  • Expansion portable hard drive 4 TB
    STKM4000400
    • 4 TB
    • 20.9 mm
    • 80.0 mm
    • 115.3 mm
  • Expansion portable hard drive 4 TB
    STEA4000400
    • 4 TB
    • 20.0 mm
    • 80.0 mm
    • 117.0 mm
  • Expansion portable hard drive 3 TB
    STEA3000400
    • 3 TB
    • 20.9 mm
    • 80.0 mm
    • 117.0 mm
  • Expansion portable hard drive 2 TB
    STKM2000400
    • 2 TB
    • 12.6 mm
    • 80.0 mm
    • 115.3 mm
  • Expansion portable hard drive 2 TB
    STEA2000400
    • 2 TB
    • 14.8 mm
    • 80.0 mm
    • 117.0 mm
  • Expansion Portable 2TB Hard Drive
    STBX2000401
    • 2 TB
    • 15.5 mm
    • 122.3 mm
  • Expansion™ Portable 1.5 TB Hard Drive
    STAX1500100
    1-year limited warranty
    • 1.5 TB
    • 80.01 mm
  • Expansion™ Portable 1.5 TB Hard Drive
    STAX1500102
    1-year limited warranty
    • 1.5 TB
    • 80.01 mm
  • Expansion Portable 1TB USB 3.0 Hard Drive
    STBX1000100
    1-year limited warranty
    • 1 TB
    • 15.5 mm
    • 122.3 mm
  • Expansion™ Portable 1 TB Hard Drive
    STAX1000102
    1-year limited warranty
    • 1 TB
    • 80.01 mm
  • Expansion Portable 1 TB
    STEA1000409
    • 1 TB
    • 14.8 mm
    • 117.0 mm
  • Expansion portable hard drive 1 TB
    STEA1000400
    • 1 TB
    • 14.8 mm
    • 80.0 mm
    • 117.0 mm
  • Expansion™ Portable 1 TB Hard Drive
    ST910004EXA101-RK
    1-year limited warranty
    • 1 TB
    • 80.01 mm
  • Expansion portable hard drive 1 TB
    STKM1000400
    • 1 TB
    • 12.6 mm
    • 80.0 mm
    • 115.3 mm
  • Expansion™ Portable 750 GB Hard Drive
    STAX750102
    1-year limited warranty
    • 750 GB
    • 80.01 mm
  • Expansion™ Portable 750 GB Hard Drive
    ST907504EXA101-RK
    1-year limited warranty
    • 750 GB
    • 80.01 mm
  • Expansion™ Portable 640 GB Hard Drive
    ST906404EXA101-RK
    1-year limited warranty
    • 640 GB
    • 80.01 mm
  • Expansion™ Portable 500 GB Hard Drive
    STAX500102
    1-year limited warranty
    • 500 GB
    • 80.01 mm
  • Expansion™ Portable 500 GB Hard Drive
    ST905004EXA101-RK
    1-year limited warranty
    • 500 GB
    • 80.01 mm
  • Expansion Portable 500GB
    STEA500400
    1-year limited warranty
    • 500 GB
    • 14.8 mm
    • 117.0 mm
  • Expansion™ Portable 250 GB Drive
    ST902504EXA101-RK
    1-year limited warranty
    • 250 GB
    • 80.01 mm