Corsair HX1000i Fully Modular Ultra-Low Noise ATX Power Supply - ATX 3.1 & PCIe 5.1 Compliant - Fluid Dynamic Bearing Fan - C...

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💡 How to pick a power supply

What to look for:

Wattage exceeds total system draw by 20-30% headroom
80+ Gold or higher for efficiency
Modular cables reduce clutter in your case

💰 Mid-range builds: 650-750W. High-end with RTX 4080+: 850W-1000W+

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ProductWattsRatingModularColorValuePrice

HX1000i Fully Modular Ultra-Low Noise ATX Power Supply - ATX 3.1 & PCIe 5.1 Compliant - Fluid Dynamic Bearing Fan - C...

Corsair★★★★★4.7🔥 DEAL -$55

1000W

Platinum

Full

Black

—

$289.99

$234.99

3 stores

Specifications

Watts1000W

RatingPlatinum

ModularFull

ATX 3.0Yes

Form FactorATX

Fan Size135mm

Fans1

RGBNo

Depth180

ColorBlack

Weight4.4 lbs

Model #CP-9020259-NA

UPC840006697350

Customer Reviews★★★★★4.8 · 5 reviews

★★★★★Great psu

Hopefully this will last 10 years like my old psu here’s to hoping it would

Paul · 2026-05-08 · via bestbuy

★★★★★great PSU for my gaming pc

been working great, more silent than previous one too.

EduardoM · 2026-05-01 · via bestbuy

★★★★★Corsair HX1000i review

It's a 1000w power is it not hard to use but there was a weird hick up that they didn't mention I couldn't boot my PC with out the USBC light indicator plugged in and took me a bit to figure that out

JohnB · 2026-04-28 · via bestbuy

★★★★★Really sharp power supply, really effiecient

Really like how i can see live data from the battery, nice fit, quality, design.

Edater · 2026-04-13 · via bestbuy

★★★★★Good PSU

Works great with my 50 series and i9 cpu very quiet

CliffordL · 2026-04-03 · via bestbuy

Buy Now

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Below MSRP

Was $289.99 → $234.99

Save $55.00 at amazon vs bestbuy

19% off