Corsair
HXi Series, HX850i, 850 Watt, 80+ Platinum Certified, Fully Modular - Digital Power Supply
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The HXi Series, HX850i, 850 Watt, 80+ Platinum Certified, Fully Modular - Digital Power Supply is a category leader on buyer feedback in the cooling & fans category, priced around $129.95, rated 4.6★ across 346 verified Amazon reviews. A confident buy for most shoppers in this category.
HXi Series power supplies give you extremely tight voltage control, virtually silent operation, and a fully modular cable set. With all Japanese 105 Degree capacitors, they're a great choice for high performance PCs where reliability is essential. 80 PLUS Platinum efficiency reduces operating cost and excess heat, and together with Zero RPM Fan Mode technology, gives you virtually silent operation. With Corsair Link Digital support, you can monitor power supply performance, toggle single rail or multi rail mode, and control fan speed directly from your desktop. And, the fully modular, low…
SpecPicks Verdict
SpecPicks classifies CORSAIR HXi Series, HX850i, 850 Watt, 80+ Platinum Certified, Fully… as a category leader on buyer feedback in the cooling & fans category, based on 346 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Corsair's positioning sits comfortably above the category median. 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 cooling & fans 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
- ✓ Highly rated — 4.6★ average across customer reviews
- ✓ High Performance Design
- ✓ Backed by Corsair'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
- High Performance Design
- 80 PLUS Platinum certified efficiency
- Flat black, low-profile modular cables
- 850 watts of reliable, continuous power delivery
- ZeroRPM mode for fanless operation at low loads and outstanding noise reduction
- Ten year warranty: Your guarantee of reliable operation that will last across several system builds
Full Specifications
| Brand | Corsair |
|---|---|
| Wattage | 850 watts |
| Model Name | hxi series |
| Form Factor | ATX12V / EPS12V |
| Model Number | CP-9020073-NA |
| Built-In Media | Power supply - internal |
| Connector Type | EPS |
| Cooling Method | Air |
| Number of Fans | 1 |
| Output Wattage | 850.0 |
| Item Dimensions | 18.6 x 8 x 6.8 inches |
| Mfr Part Number | CP-9020073-NA |
| Ten year warranty | Your guarantee of reliable operation that will last across several system builds |
| Compatible Devices | Personal Computer |
Ready to buy?
CORSAIR HXi Series, HX850i, 850 Watt, 80+ Platinum Certified, Fully Modular - Digital Power Supply 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 2026-05-26. Price and availability subject to change.
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