SilverStone
SX800-LTI V1.2, 80 Plus Titanium 800W Fully Modular SFX-L Power Supply, SST-SX800-LTI-X
*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.
Bottom line: The SX800-LTI V1.2, 80 Plus Titanium 800W Fully Modular SFX-L Power Supply, SST-SX800-LTI-X is a niche pick — read recent reviews before buying in the power supplies category, priced around $159.99. Read recent reviews carefully before committing.
Since its launch in 2015, the SFX-L form factor has garnered popular recognition and support among enthusiasts with its larger 120mm fan able to achieve better balance of power and quietness in small form factor PCs than what was possible with standard SFX. And as a leader in power supply miniaturization, SilverStone has continued its efforts in advancing the SFX-L forward to reach ever higher limit. The SX800-LTI not only has unprecedented 800 watts of power output but also has the highest level of 80 PLUS efficiency with a Titanium rating. It includes all features available from top of the…
SpecPicks Verdict
SpecPicks classifies Silverstone SX800-LTI V1.2, 80 Plus Titanium 800W Fully Modular… as a niche pick — read recent reviews before buying in the power supplies category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. SilverStone's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ SFX-L form factor for use in small form factor computers
- ✓ Backed by SilverStone's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- SFX-L form factor for use in small form factor computers
- 1000W continuous power output rated for 24/7 operation
- Class-leading single +12V rail with 66A and dual EPS 8pin connectors
- Silent running 121mm dual ball bearing fan with advanced semi-fanless operation
- High quality construction with all Japanese capacitors
Full Specifications
| Brand | SilverStone |
|---|---|
| Wattage | 800 watts |
| Fan Size | 120 Millimeters |
| Model Name | SX800-LTI |
| Form Factor | SFX |
| Model Number | SST-SX800-LTI-X |
| Connector Type | EPS |
| Cooling Method | Air |
| Number of Fans | 1 |
| Output Wattage | 800 Watts |
| Item Dimensions | 5.12 x 4.92 x 2.5 inches |
| Mfr Part Number | SST-SX800-LTI-X |
| Compatible Devices | Desktop computer |
| Power Supply Design | Full Modular |
Ready to buy?
Silverstone SX800-LTI V1.2, 80 Plus Titanium 800W Fully Modular SFX-L Power Supply, SST-SX800-LTI-X is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.
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