Description
Corsair HX1000i 1000W 80+ Platinum Fully Modular ATX Power Supply
CP-9020259-WW
The Corsair HX1000i 1000 W Fully Modular Platinum PSU (CP-9020259-WW) is a premium high-performance power supply unit designed for enthusiast and high-end PC builds where stable, efficient power delivery is a must. With a Platinum efficiency rating, it provides up to 92 % efficiency under typical loads, which helps reduce wasted energy and heat — beneficial for both performance and longevity. The fully modular cabling system makes building and cable management clean and easy, while ultra-quiet operation and Zero RPM fan mode keep noise levels low during lighter loads.
Built to the ATX 3.1 / PCIe 5.1 standards, this PSU supports the latest platform requirements and can handle modern high-power CPUs and GPUs. With premium internal components like 105 °C-rated Japanese capacitors and robust build quality, it offers reliable and consistent power for demanding gaming, productivity, and creative systems. Software integration with CORSAIR iCUE allows real-time monitoring and control of power performance and fan speed directly from your desktop.
Why It’s a Great Choice
– High-Efficiency Power Delivery: Platinum certification ensures excellent energy efficiency — reducing wasted power, heat, and operating cost while prolonging component life.
– Future-Ready Standards: ATX 3.1 and PCIe 5.1 compatibility means it’s well suited for modern high-end GPUs and CPUs, including 12VHPWR support.
– Quiet & Intelligent Cooling: Zero RPM fan mode and a large 140 mm fluid dynamic bearing fan deliver near-silent operation at low/moderate loads.
– Clean Builds with Modular Cables: Fully modular cables help keep builds tidy and airflow unobstructed, ideal for show rigs and custom systems.
– High-Quality Components: Premium Japanese capacitors and robust internal design provide stable and reliable power, even under heavy loads.
– Comprehensive Warranty: A 10-year manufacturer warranty gives confidence in durability and long-term support.
– Software Monitoring: CORSAIR iCUE integration allows real-time monitoring and control of power performance and fan behaviour.
Specifications:
| Specification | Details |
|---|---|
| Model | Corsair HX1000i (CP-9020259-WW) |
| Wattage | 1000 W |
| Efficiency | 80 PLUS Platinum |
| ATX Standard | ATX 3.1 / PCIe 5.1 |
| Modularity | Fully Modular |
| Fan Type & Size | Fluid Dynamic Bearing 140 mm |
| Zero RPM Mode | Yes |
| Japanese Capacitors | 105 °C rated |
| Connectors | ATX, EPS12V ×2, PCIe ×4, 12VHPWR ×1, SATA & Molex |
| Multi-GPU | Yes |
| Software Support | CORSAIR iCUE |
| Warranty | 10 Years |
| Form Factor | ATX |








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