External Hard Disks

Seagate Expansion (STEA4000400) 4TB Portable USB 3.0 2.5-inch External Hard Drive - Black

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  • System requirements : Wind...
  • SuperSpeed USB 3.0 port ...
  • Drag and drop file savin...
  • USB powered



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Simple add-on Storage

  • The Seagate Expansion External hard drive by Seagate offers an easy-to-use solution when you need to add data storage to your computer instantly.
  • Drag and drop file saving, right out of the box
  • Fast data transfer with USB 3.0 connectivity

The easy-to-use storage solution

The Expansion external hard drive can be installed easily by plugging in two cords. Start saving your digital files to this hard drive within seconds of removing it from the box.

Adds storage capacity instantly

Digital photos, video and music files can tax your computer’s storage, causing performance to decline as its internal hard drive fills to capacity.

Can be installed in seconds

Seagate Expansion® External hard drive features make it easy to start using this drive within seconds of removing it from the box:

  • Simply plug in the included power supply and USB cable
  • The hard drive is automatically recognised by the Windows operating system no software to install and nothing to configure
  • Drag and drop to save files to the Expansion external hard drive
  • Built-in power management automatically ensures energy-efficient operation

What's in the box?

Seagate Expansion external hard drive

  • USB 3.0 cable
  • Power adapter
  • Quick start guide

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  • System requirements : Windows 8, Windows 7 Operating System. 
  • SuperSpeed USB 3.0 port (required for USB 3.0 transfer speeds, or backward compatible with USB 2.0 ports at USB 2.0 transfer speeds)
  • Drag and drop file saving, right out of the box.
  • USB powered

Technical Specifications

Brand Seagate
Model STEA4000400
Color Black
Interface USB 3.0
Capacity 4TB
Form Factor 2.5”
Dimensions 0.82" x 3.15" x 4.61"
Weight 0.52 lb.
Packaging Package Contents
Seagate Expansion drive 18-inch (45.72cm) USB 3.0 cable


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