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Seagate Storage Expansion Card for Xbox Series X|S, 1TB, SSD, NVMe Expansion SSD (STJR1000400)

  • Based on 9,932 reviews
Condition: New
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Availability: Only 6 left in stock, order soon!
Fulfilled by Amazon

Arrives Friday, Mar 13
Order within 16 hours and 27 minutes
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Features

  • 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 1 TB of storage increases the overall capacity of the Xbox Series X|S collect thousands of games across four generations of Xbox without sacrificing performance
  • DESIGNED FOR XBOX 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
  • WARRANTY Enjoy long-term peace of mind with the included 3-year limited warranty

Description

Instantly expand the next generation peak speed and performance capacity of Xbox Series X|S with the custom-engineered Seagate Storage Expansion Card. Effortlessly compatible with the Xbox Velocity Architecture, experience the fastest load times and most dynamic worlds — even improving the overall performance of thousands of Original Xbox, Xbox 360 and Xbox One games. The ultimate power, speed, and compatibility is now at your fingertips.

Digital Storage Capacity: 1 TB


Hard Disk Interface: Solid State


Connectivity Technology: USB


Brand: Seagate


Special Feature: Portable


Hard Disk Form Factor: 2.5 Centimeters


Hard Disk Description: Solid State Drive


Compatible Devices: Gaming Console


Installation Type: External Hard Drive


Color: Grey


Processor: ‎none


Hard Drive: ‎1 TB Solid State Drive


Brand: ‎Seagate


Series: ‎Seagate Expansion Card


Item model number: ‎STJR1000400


Hardware Platform: ‎Xbox Series X


Item Weight: ‎1.06 ounces


Product Dimensions: ‎2.08 x 1.24 x 0.31 inches


Item Dimensions LxWxH: ‎2.08 x 1.24 x 0.31 inches


Color: ‎Grey


Computer Memory Type: ‎DIMM


Flash Memory Size: ‎1


Hard Drive Interface: ‎Solid State


Manufacturer: ‎Seagate


Is Discontinued By Manufacturer: ‎No


Date First Available: ‎September 24, 2020


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Mar 13

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

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Top Amazon Reviews


  • Fast, seamless storage expansion for Xbox
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
The Seagate 1TB Storage Expansion Card is an excellent upgrade for Xbox Series X|S. Setup is completely plug-and-play, just insert it and the console recognizes it instantly. Performance is outstanding. Games run directly from the card with the same fast load times as the internal SSD, with no lag or compatibility issues. It’s perfect for storing and playing next-gen titles without constantly managing space. The build quality feels solid and compact, and the extra storage makes a big difference, especially with large games and Game Pass libraries. The only downside is the price compared to standard external drives, but the speed and native Xbox support justify it. Highly recommended if you want more space without sacrificing performance. ... show more
Reviewed in the United States on January 14, 2026 by Tommy

  • Works fine!
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
Seems great sofar. A few games won't recognize it as internal expansion, but thats a game issue. I don't see any issues of latency at all.
Reviewed in the United States on September 19, 2025 by Yata

  • Lots of memory in a small package.
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
Easy to install and does exactly what you expect it to do.
Reviewed in the United States on November 13, 2025 by Gian O.

  • solid
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
works really well, super easy no complaints
Reviewed in the United States on November 22, 2025 by Omar Bahrour

  • Fast
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
Very good product, very fast and worth the buy
Reviewed in the United States on January 31, 2026 by Alzane Taylor

  • Seagate Storage Expansion Card for Xbox Series X|S, 1TB, Expansion SSD
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
Great quality product! Very fair priced. Delivered earlier than expected
Reviewed in the United States on January 3, 2026 by Ron

  • THE ONE FOR SERIES S/X
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
This is the one you have been looking for. It is the only memory expansion for series s/x that you can both download games to, and play games off of as well. I seem to be the only one on the whole internet that can answer this question plainly and simply. Only disapproval comes from the amount of memory. Only 1 terabyte, but it’s the only thing we have right now so, buy it… or actually buy 2 if you have the money. ... show more
Reviewed in the United States on October 12, 2021 by E-man

  • Would buy agai
Color: Grey Capacity: 1TB Style: Xbox X/S SSD
Exactly what was needed for more xbox storage
Reviewed in the United States on January 9, 2026 by Mo

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