Seagate Storage Expansion Card for Xbox Series X|S, 1TB, SSD, NVMe Expansion SSD (STJR1000400)
Condition: New
$390.00
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This item is eligible for return within 30 days of receipt
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Availability:
Only 9 left in stock, order soon!
Arrives
Nov 9 – Nov 16
At a glance
- Condition
- New
- Model
- STJR1000400
- Storage
- 1 TB
- Weight
- 30 g
- Color
- Grey
- Hard Disk Interface
- Solid State
- Special Feature
- Portable
- Works with
- Gaming Console
Features 5
- 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.
Specs 33
| 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 |
| Installation Type | External Hard Drive |
| Color | Grey |
| Additional Features | Portable |
| Specific Uses For Product | Gaming experience |
| Read Speed | 3750 MB/s |
| Media Speed | 3000 MB/s |
| Cache Memory Installed Size | 1 |
| Data Transfer Rate | 550 Mbps |
| Form Factor | Portable |
| Hardware Connectivity | Solid State Drive |
| Compatible Video Game Console Models | Microsoft Xbox SERIES X |
| Hardware Platform | Xbox Series X |
| Enclosure Material | Nand Flash |
| Model Number | STJR1000400 |
| Built-In Media | SSD 1TB Expansion Card for Xbox X/S SSD |
| Model Name | Seagate Expansion Card |
| Manufacturer | Seagate |
| Item Length | 7.8 millimeters |
| Item Width | 31.6 millimeters |
| Mfr Part Number | STJR1000400 |
| Hard-Drive Size | 1 TB |
| Item Weight | 30 g |
| Item Dimensions L x W x Thickness | 2.08"L x 1.24"W x 0.31"Th |
| Number of Items | 1 |
| Unit Count | 1 Count |
| Customer Package Type | FFP |
No specs match.
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Nov 9 – Nov 16
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.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
10/10 Storage Expansion
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
I’ve Been Needing An External Storage Expansion Since The Internal Storage For The Series S Is So Little, And This Did Not Disappoint. It’s Very Easy To Use, And It Very Quickly Loaded All The GB Onto The Storage, And It Is Very Compatible With Xbox. The Hard Drive Itself You Stick Into The Back Of the Xbox, it’s practically weightless it’s very tiny so be sure to handle it carefully. So far it has not had any heating issues or any issues at all for that matter. Although it is pricey, getting a used one is just as good it feels as though it is brand new! Definitely would Buy Again
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Reviewed in the United States on August 1, 2026 by Adam A.
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.
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Reviewed in the United States on January 14, 2026 by Tommy
Worth the purchase
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
This works perfectly and seamlessly so happy to have bought it, I only wish I had gotten the two Terabyte hard-drive version now that I know how good the product is perfectly compatible with xbox series s easy to use the one to two terabyte are perfect storage space depending on need and all in all I think it's a Decent value for it's price
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Reviewed in the United States on June 20, 2026 by Kilimanjaro
Can play the games stored on it without moving them.
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
This is exactly what I needed. I can save my games to it and play directly without having to move games. I highly recommend it for anyone who needs extra space and wants to be able to play from it.
Reviewed in the United States on June 29, 2026 by Holly H.
Extra game memory
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
My grandson was surprised and loved this extra storage for his video games. Just what he wanted. Great price on Amazon too. Less then o. The actual site
Reviewed in the United States on June 23, 2026 by Debbie A.
Works perfect
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
It works great. Games run ok, you can play without any problem.
Reviewed in the United States on May 3, 2026 by Marisol Sierra
More Memory
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
Just plug it in and there, bang more memory!
Reviewed in the United States on October 22, 2026 by Mike Musial
Works Perfect, Just Relatively Expensive
Color: Grey
Capacity: 1TB
Style: Xbox X/S SSD
Literally a perfect plug and play experience. Just wish you didn't pay such a price premium vs. this same amount of SSD storage in a non-XBox format.
Reviewed in the United States on March 20, 2026 by RM