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Seagate Expansion Desktop Hard Drive 12TB HDD External - PC Windows PS4 & Xbox - USB 2.0 & 3.0 Black (STEB12000400)

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In stock. Limit 20 per customer.
Ships from United States.
Fees for brokerage and duty included in price.
  • 3TB
  • 6TB
  • 8TB
  • 10TB
  • 12TB
  • 14TB
  • 16TB
  • Safely store photos, movies, designs, files, games and more with 16TB of storage space
  • Engineered for compatibility with Windows computers and laptops, Playstations, and Xbox
  • Functionality is simplified by allowing easy drag and drop for seamless usage
  • Quick and easy setup, simply connect the USB into your Windows computer for automatic recognition, no installation required!
  • Have peace in mind with a free 1-year limited warranty

Seagate Expansion

The Seagate Expansion desktop external hard drive offers a quick and easy solution when you need more storage. Instantly expand your computer storage for more files, consolidate all of your files to a single location, or free up space on your computer’s internal drive to help improve performance. It is easy to use: simply plug in the USB cable and power cord, and you're ready to go. The USB 3.0 standard gets your files transferred faster with up to 5 Gbps bus bandwidth, so you can spend less time waiting.

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.

  • 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

A Sea of Storage Space

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

1 Photo based on a 10 megapixel camera producing images 5MB in size

2 Songs based on average length of 4 minutes, 4MB size

3 HD videos based on 720p or 1080i resolution

4 Blu-ray HD movies calculated at 16.2GB per hour recording rate

Super Fast Speed

With up to 5Gbps bus bandwidth of the USB 3.0 standard, you can transfer libraries of movies, photos, music and files in minutes, without having to wait around.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details

Return Policies

  • Return for refund within: 30 days
  • Return for replacement within: 30 days
  • This item is covered by's Standard Return Policy