Expansion Desktop

Expansion Desktop Drive

An Easy-To-Use Storage Solution

Simple add-on storage

The Seagate® Expansion™ External hard drive by Seagate offers an easy-to-use solution when you need to instantly add data storage to your computer.

  • Drag and drop file saving right out of the box
  • Fast data transfer with USB 3.0 connectivity
ext desk expansion external Overview

The easy-to-use storage solution.

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

ext desk expansion external Overview 2

Instantly adds storage capacity.

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

ext desk expansion external Overview 3

Trusted Seagate quality and support.

Seagate has delivered proven, reliable storage solutions for more than 30 years.

With more than one billion hard drives shipped, Seagate continues to stand behind its quality by including a limited warranty with the Expansion external hard drive. Additionally, Seagate support is always available should you have questions or need assistance using your Expansion external hard drive.

ext desk expansion external Features 1

Installs in seconds.

Seagate® Expansion® external hard drive can be used within seconds of removing it from the box:

  • Simply plug in the included power supply and USB cable
  • The hard drive is automatically recognized by 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

ext desk expansion external Features 2

More storage for your computer.

The Expansion external hard drive features a range of capacities, with the 3TB model offering enough data storage for:

  • Up to 3,000 hours of digital video
  • Up to 750 2-hour DVD movies
  • Up to 960,000 digital photos
  • Up to 49,980 hours of digital music

Prefect for

  • Instantly add more storage space to your computer
  • Free-up space on your computer’s internal hard drive to improve performance

What's Included

  • Seagate Expansion external hard drive
  • USB 3.0 cable
  • Power adapter
  • Quick start guide

1Photos based on a 10 megapixel camera producing images 5MB in size
2Songs based on average length of 4 minutes, 4MB size
3HD video based on 720p or 1080i video
4Blu-ray HD movie calculated at 16.2GB per hour recording rate

System Requirement

  • Windows® 8, 7, Windows Vista®, Windows XP SP3 (32-bit and 64-bit) operating system
  • SuperSpeed USB 3.0 port (required for USB 3.0 transfer speeds or backwards compatible with USB 2.0 ports at USB 2.0 transfer speeds)

At Seagate, we obsess over quality assurance.


Model Data Sheet User Manual Capacity Warranty Interface Length Width
Expansion Desktop 2TB

1-year limited warranty

2TB 1 year USB 3.0 176.0mm 120.6mm
Expansion Desktop 3TB

1-year limited warranty

3TB 1 year USB 3.0 179.5mm 118.0mm
Expansion Desktop 4TB

1-year limited warranty

4TB 1 year USB 3.0 176.0mm 120.6mm
Expansion Desktop 5TB

1-year limited warranty

5TB 1 year USB 3.0 176.0mm 120.6mm
Expansion Desktop 6TB

1-year limited warranty

6TB 1 year USB 3.0 176.0mm 120.6mm
Expansion desktop drive 8TB

1-year limited warranty

8TB 1 year USB 3.0 176.00mm 120.60mm
Expansion desktop drive 10TB

1-year limited warranty

10TB 1 year USB 3.0 176.00mm 120.60mm
This is quick unboxing of a Seagate Expansion USB 3.0 5TB desktop hard drive purchased from Argos for £129.99 today, I thought I would do a quick unboxing video - since I was un-boxing it anyway to use for backup and double-copies of my video archive and uploads, 4K video files can take up lots and of storage space quite fast. - Nathan PH

Seagate Expansion 5TB Desktop External Hard Drive USB 3.0/2.0 (STEB 5000100) Unboxing And Review