Corsair HX1200i, 1200 W, 100 - 240 V, 47 - 63 Hz, 15-7.5 A, Power Supply

When you’re building a high-end rig, a weak power source can cause crashes, throttling or even damage to expensive components. The Corsair HX1200i, 1200 W, 100 - 240 V, 47 - 63 Hz, 15-7.5 A, Power Supply delivers clean, reliable electricity to keep every GPU, CPU and storage device running at full speed, so you can game, render or stream without interruptions.

Usages of a 1200 W Power Supply

A 1200 W Power Supply is ideal for workstations and gaming rigs that use multiple RTX 40-series graphics cards, high-core-count CPUs and numerous drives, ensuring stable performance during long sessions and heavy workloads.

Benefits of Corsair Power Supply

• Stable performance: Consistent power prevents unexpected shutdowns during intense tasks.
• High efficiency: 80 PLUS Platinum rating reduces electricity bills and heat output.
• Quiet operation: Zero-RPM fan mode keeps noise to a minimum when load is low.
• Future-proof: ATX 3.1 certification supports the latest hardware standards.
• Easy monitoring: iCUE software lets you adjust fan speed and view real-time metrics.

Corsair Power Supply Overview

Choosing this unit means you get a fully digital, modular design that simplifies cable management and maximises airflow inside your case. The inclusion of premium 105 °C Japanese capacitors ensures long-term reliability, so you won’t need to replace the PSU for years.

The PSU also features a dedicated PCIe 5.1 12V-2x6 cable, ready for the newest graphics cards, and a top-mounted 140 mm fluid-dynamic bearing fan that only spins when necessary, delivering a cool, silent environment for your build.

Key Features of a 1200 W Power Supply

• Total power: 1200 W. Provides ample headroom for multiple high-end components.
• Efficiency: 80 PLUS Platinum, up to 92 % efficiency. Lowers energy waste and heat.
• Capacitors: 100 % Japanese 105 °C electrolytic. Guarantees stable voltage over time.
• Modular cabling: Fully-modular. Lets you use only the cables you need for a tidy build.
• Fan: 140 mm fluid dynamic bearing with Zero RPM mode. Keeps noise levels down.
• ATX version: 3.1 certified. Meets the latest power delivery standards.
• Connectors: 4× PCIe 8-pin, 1× EPS 8-pin, 4× SATA, 4× PATA. Supports a wide range of devices.
• USB: 1× USB 3.2 Gen 1 connector. Offers convenient peripheral power.
• Weight: 4.4 kg. Solid construction without being overly heavy.
• Dimensions: Standard ATX form factor, fits most cases.

Specifications