Expansion Portable Hard Drive

Simple and Instant Storage

Simple add-on storage that goes with you

The Seagate Expansion Portable hard drive offers an easy-to-use solution when you need to instantly add storage to your computer and take files on the go.

  • Drag and drop file saving right out of the box
  • USB powered
  • Fast data transfer with USB 3.0 connectivity
Expansion Portable Hard Drive

The easy-to-use storage solution.

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

Expansion Portable Hard Drive

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. The Expansion portable hard drive comes in a range of capacities, with the 1TB model offering enough data storage for:

  • Up to 1,000 hours of digital video
  • Up to 250 2-hour DVD movies
  • Up to 320,000 digital photos
  • Up to 16,660 hours of digital music

ext port expansion portable Overview 3

Installs in seconds

Seagate® Expansion™ portable hard drive features like these make it incredibly easy to use this drive right from the box.

  • Simply plug the included USB cable into your computer–no external power supply needed
  • The 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 portable drive.
  • Built-in power management automatically ensures energy-efficient operation

What’s In the Box?

  • Seagate® Expansion portable hard drive
  • USB 3.0 cable
  • Quick start guide

At Seagate, we obsess over quality assurance.


Model Data Sheet User Manual Capacity Height (mm) Width Length
Expansion Portable 1TB
1TB 14.8 80.0mm 117.0mm
Expansion Portable 1TB
1TB 14.8 80.0mm 117.0mm
Expansion Portable 2TB
2TB 14.8 80.0mm 117.0mm
Expansion Portable 3TB
3TB 20.9 80.0mm 117.0mm
Expansion Portable 4TB
4TB 20.0 80.0mm 117.0mm
Expansion Portable 5TB
5TB 20.0 80.0mm 117.0mm
CNET editor Dong Ngo likes these Seagate Expansion portable drives so much, he advises us to get a pair of them.

If you are looking for a portable hard drive, I have done a lot of research already and I can highly recommend this one. Not only will this work on PC and MAC it works on the XBox One and the PlayStation 4. It feels very very light, so this is great to travel with - Chigz Tech Reviews