The Corsair HX1200i is a premium fully modular ATX power supply delivering 1200 Watts of continuous power with ultra-low noise operation. Certified Intel ATX 3.1 and compatible with PCIe 5.1, this PSU is built for high-end and next-generation PC builds, especially those with demanding GPUs.

Featuring a fluid dynamic bearing 140 mm fan with a Zero RPM mode, the HX1200i provides silent cooling at low to medium loads, ensuring a quiet computing experience. The unit utilizes 100% 105°C-rated Japanese electrolytic capacitors, enhancing reliability and longevity for years of consistent performance.

This PSU boasts the prestigious Cybenetics Platinum efficiency rating, paired with a Cybenetics Noise A certification for superior power efficiency and noise control. Equipped with a fully modular Type-4 cable set with debossed cables, it includes multiple connectors: one 24-pin ATX, two EPS (8-pin 4+4), five PCIe (8-pin 6+2), six PATA, and eight SATA connectors, supporting a wide variety of components and peripherals.

Additional features include dual 12V-2x6 adapter cables for next-gen GPUs, monitoring and control via CORSAIR iCUE software (enabling fan control, power metrics tracking, and rail mode switching), and a robust 10-year warranty backed by Corsair’s worldwide support.

In summary, the Corsair HX1200i offers:

• Stable, high-capacity power delivery (single +12V rail, 100A)


• Industry-leading energy efficiency and low noise operation


• Comprehensive connectivity with fully modular, Type-4 cables


• Premium build quality with long lifespan components


• Wide compatibility with modern PC components and multiple GPU setups