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Seagate Storage Expansion Card for Xbox Series X|S 1TB Solid State Drive - NVMe Expansion SSD for Xbox Series X|S (STJR1000400)

#1 Best Seller
in External SSDs
In stock. Limit 3 per customer.
Ships from United States.
  • SEAMLESS GAMEPLAY Designed in partnership with Xbox to seamlessly play Xbox Series X|S games from the internal SSD or the expansion card without sacrificing graphics, latency, load times, or framerates
  • HIGH CAPACITY 1TB of storage increases the overall capacity of the Xbox Series X|S - collect thousands of games across four generations of Xbox without sacrificing performance
  • EXCLUSIVE TO XBOX The only available expansion card that replicates the Xbox Velocity Architecture - providing faster load times, richer environments, and more immersive gameplay
  • QUICK RESUME Switch between multiple titles in seconds - directly from the internal SSD or the expansion card
Seagate Storage Expansion Card

Room For Play

Plug into the most powerful Xbox console ever—the Seagate Storage Expansion Card for Xbox Series X|S.

The 1TB of capacity of our Storage Expansion Card seamlessly integrates into the Xbox Velocity Architecture of the Xbox Series X|S. That's gaming with virtually no lag in speed and no dip in performance.

Seagate SSD

Xbox Velocity Architecture

Plugs in and works seamlessly with the Xbox Velocity Architecture—providing faster load times, richer environments, and more immersive gameplay from the both the internal SSD and the storage expansion card.

Seagate SSD

No Wasted Seconds

Quick Resume enables players to seamlessly switch between multiple titles and resumes instantly from where you last left off—always the same speed from the expansion card and the internal SSD.

Seagate SSD

Level Up Your Legacy

Syncing with the ultra-powerful Xbox Velocity Architecture’s groundbreaking hardware, CPU, and deep software integration, every game that plays from the Storage Expansion Card for Xbox Series X|S plays at peak levels. That includes improving the overall performance of thousands of Original Xbox, Xbox 360, and Xbox One games.

Seagate Storage Expansion Card

Stock Your Game Vault

Pair an external Seagate Game Drive with your Seagate Storage Expansion Card to build the ultimate Game Vault for Xbox.

Designed to work in harmony with Xbox Series X|S and the Seagate Storage Expansion Card—Seagate Game Drive is perfect for archiving Xbox Series X|S games and playing your legacy titles straight from the external drive. Stock your Game Vault with Game Drive and stay ahead of the game.

Seagate Storage Expansion Card

What's Included

Storage Expansion Card for Xbox Series X|S, Quick start guide

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 3 years
  • 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