CORSAIR Power Supply - 1000 Watt - Hx1000i - Fully Modular Ultra-low Noise Platinum ATX Pc (eu)

The Corsair HX1000i 1000 W is a fully modular power supply unit designed for high-performance PC builds. With 1000 watts of total power, ATX 3.0 certification, and 80 PLUS Platinum efficiency, it supplies stable, efficient power to modern components. The unit includes a 24-pin ATX connector, three EPS12V connectors, and a PCIe 5.0 12VHPWR GPU cable for compatibility with current high-end graphics cards. A 140 mm fluid dynamic bearing fan with Zero RPM mode and Japanese 105°C electrolytic capacitors contribute to quiet, reliable operation and long-term durability.

Advantages

The HX1000i delivers up to 92% efficiency under typical loads thanks to its 80 PLUS Platinum certification and premium Japanese capacitors rated to 105°C, ensuring lower power consumption, reduced heat, and improved longevity. Full modular cabling and multiple EPS12V connectors simplify installation and future upgrades, while ATX 3.0 certification and the included 12VHPWR cable ensure compatibility with the latest GPUs and processors. As a fully digital PSU with iCUE software support, it provides precise power control, reduced coil whine, and the ability to monitor and adjust fan speed and rail configuration from the desktop.

Suitable for

• High-end gaming PCs using NVIDIA GeForce RTX 40-series or similar GPUs
• Workstations with power-hungry CPUs and multiple expansion cards
• Custom builds that require modular cabling and easy cable management
• Systems prioritizing quiet operation and fast wake-from-sleep (Modern Standby)

Key specifications

• Total power: 1000 W
• Efficiency: up to 92% (80 PLUS Platinum)
• Input voltage: 100–240 V AC, 47–63 Hz
• Motherboard connector: 24-pin ATX
• Fan diameter: 140 mm (fluid dynamic bearing, Zero RPM support)
• Connectors: fully modular cabling, three EPS12V connectors, PCIe 5.0 12VHPWR GPU cable included
• Capacitors: 100% Japanese electrolytic, 105°C rated
• Color: Black

How to use

Install the HX1000i into a standard ATX PC case, connect the 24-pin ATX motherboard cable and the required EPS12V connectors to your CPU power headers. Use the modular PCIe and peripheral cables as needed, attaching the included 12VHPWR cable to compatible GPUs. Ensure input voltage and frequency match your mains supply (100–240 V, 47–63 Hz). After physical installation, connect the PSU to power and configure fan and rail settings via the CORSAIR iCUE software for monitoring and control.

Recommendations

For optimal performance and longevity, operate the PSU in a well-ventilated case, ensure proper cable management to maintain airflow, and use iCUE to monitor temperatures and fan behavior. When installing high-power GPUs, verify the 12VHPWR connection is secure and consult GPU manufacturer guidance for any adapter use.