Experience unparalleled power and whisper-quiet operation with the Corsair HX1000i Fully Modular Ultra-Low Noise Platinum ATX 1000 Watt PC Power Supply. Designed for today’s most demanding systems and future upgrades, this HXi Series digital PSU combines cutting-edge ATX 3.0 compliance with superior efficiency and an advanced cooling system. It’s the ultimate choice for gamers, content creators, and PC enthusiasts seeking robust, reliable, and intelligent power delivery.
Unleash Platinum Power and Connectivity
The HXi Series embodies digital power at your command. With three EPS12V connectors and fully modular cables, the HX1000i provides all necessary connections for powering the latest power-hungry graphics cards, including the NVIDIA® GeForce RTX™ 40 Series (a PCIe 5.0 12VHPWR GPU cable is included), and modern processors. This ensures your system runs optimally today and is ready for future high-performance component upgrades.
As an ATX 3.0 certified power supply, the Corsair HX1000i meets stringent demands for high reliability and exceptional power efficiency. While many CORSAIR PSUs inherently meet these, the HXi Series’ formal certification guarantees compliance with the newest industry standards.
Silent Operation and Superior Efficiency
Silence meets power with the HX1000i. Its 140mm fluid dynamic bearing fan ensures long-lasting, incredibly quiet operation. Zero RPM mode intelligently switches the fan off at low to medium loads, delivering near-silent performance. The fan only spins as necessary, optimizing noise without sacrificing cooling. Beyond quiet operation, the HX1000i boasts an 80 PLUS Platinum certification, guaranteeing up to 92% efficiency for reduced power consumption, lower operating temperatures, and enhanced system stability.
- Ultra-Low Noise Profile: Enjoy near-silent operation thanks to Zero RPM fan mode and a high-quality FDB fan.
- Exceptional Power Efficiency: 80 PLUS Platinum certified, ensuring up to 92% efficiency and reduced energy costs.
- 100% Japanese Capacitors: Built with industrial-grade, 105°C-rated Japanese electrolytic capacitors for unwavering reliability and longevity.
- Modern Standby Support: Achieves superior low-load efficiency and incredibly fast wake-from-sleep times.
Intelligent Control with CORSAIR iCUE Software
Gain complete control over your power supply with the integrated CORSAIR iCUE Software. This powerful platform allows you to monitor critical performance metrics of your HX1000i directly from your desktop. Adjust fan speed curves, toggle between single rail and multi-rail operating modes, and keep a close eye on power delivery statistics. iCUE software provides an intuitive interface for managing your PSU, ensuring optimal performance and troubleshooting with ease.
The HX1000i is a fully digital power supply, providing clean, consistent power that actively minimizes coil whine and electrical noise, contributing to a more stable and quiet computing environment. Combined with its Cybenetics certification for lower power consumption and cooler temperatures, the HX1000i represents the pinnacle of premium PC power delivery.

















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