Corsair HX1000i Fully Modular Ultra-Low Noise Platinum ATX 1000 Watt PC Power Supply - Internal - 3.3 V DC, 5 V DC, 12 V DC, -12 V DC Output - 1000 W - 1 +12V Rails - 1 Fan(s) - NVIDIA SLI Supporte...
Corsair HX1000i Fully Modular Ultra-Low Noise Platinum ATX 1000 Watt PC Power Supply - Internal - 3.3 V DC, 5 V DC, 12 V DC, -12 V DC Output - 1000 W - 1 +12V Rails - 1 Fan(s) - NVIDIA SLI Supporte...
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Corsair HX1000i Fully Modular Ultra-Low Noise Platinum ATX 1000 Watt PC Power Supply - Internal - 3.3 V DC, 5 V DC, 12 V DC, -12 V DC Output - 1000 W - 1 +12V Rails - 1 Fan(s) - NVIDIA SLI Supporte...

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Key item features

  • Flexible Cabling: Fully modular cabling allows connecting only essential cables, enabling clean and tidy builds, enhancing system aesthetics and airflow within the PC chassis.
  • Modern Compliance: Intel® ATX 3.0 certified, supporting PCIe Gen 5 platforms, resisting transient power spikes, and includes a PCIe 5.0 12VHPWR GPU cable for modern graphics cards.
  • Silent Operation: Features a 140mm Fluid Dynamic Bearing (FDB) fan for quiet and durable performance, alongside Zero RPM Fan Mode for near-silent cooling during low to medium system loads.
  • Premium Reliability: Built with 100% Japanese 105°C electrolytic capacitors, guaranteeing unwavering power delivery and long-term reliability with 80 PLUS Platinum certification for up to 92% efficiency.
  • Digital Management: A fully digital platform ensures clean, consistent power and minimizes noise. CORSAIR iCUE Software provides custom fan curves, power monitoring, and OCP adjustments.
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Sep 5, 2026
Reviewer name: William1
4 out of 5 stars
4 out of 5 stars review

Seller Verified Purchase

HX1000i not so Ultra Quiet

Provides good stable power. Not PSU chole or cap noise. but....Fan is cheap and after a few hundred hours, developed whiny noise. Corsair return is too much of a PITA to deal with. When the fan gets to be too loud, I'll just buy a new extra quiet fan and replace it.

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Helpful?5UEWU0ENYD6O2213316363
Current price is $234.99
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