Expansion Desktop

Expansion Desktop Drive

An Easy-To-Use Storage Solution

  • Stay Informed

    Sign up to stay informed on the latest products, services and offers from Seagate.

    Please enter first name

    Please enter last name

    Please enter valid email address

    *Required fields

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.

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 was calculated at 16.2GB per hour recording rate

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 features like these 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 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 in the box

What's in the box

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

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)

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

1-year warranty

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

1-year warranty

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

1-year warranty

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

1-year warranty

5TB USB 3.0 1 year 176.0mm 120.6mm

Model Number:

18W Power Adapter

Replacement or additional power adapter for Seagate external desktop drives.

Learn MoreWhere to Buy