About Corsair HX1200i Fully Modular Ultra-Low Noise Platinum ATX 1200W PSU (Black)
Quick Overview
- Next-Gen Compatibility: Fully ATX 3.1 and PCIe 5.1 certified, featuring a native 12V-2×6 cable to handle the massive power excursions of modern RTX 40 and 50 series GPUs.
- Premium Efficiency: 80 PLUS Platinum and Cybenetics Platinum certified, ensuring up to 92% power conversion efficiency for reduced heat generation and lower electricity costs.
- Ultra-Quiet Cooling: Equipped with a 140mm Fluid Dynamic Bearing (FDB) fan that supports Zero RPM mode, remaining completely silent during low to medium workloads.
- Industrial-Grade Components: Built entirely with 100% Japanese 105°C-rated electrolytic capacitors for unwavering voltage stability and a massive 10-year lifespan.
- Digital Power Control: Connects via USB to Corsair’s iCUE software, allowing real-time monitoring of power draw, custom fan curves, and toggling between single/multi-rail overcurrent protection.
- Fully Modular Cables: Type 4 flat and sleeved black cables let you use only the connections you need, significantly improving chassis airflow and aesthetics.
Digital Precision for Heavy Workloads
The Corsair HX1200i Platinum 1200W is engineered for enthusiasts and professionals who require absolute system stability without compromise. As a fully digital power supply, it leverages advanced microprocessors to manage power distribution, resulting in exceptionally tight voltage regulation and minimal ripple noise. This clean, consistent power delivery is critical when running highly demanding local development environments, managing complex e-commerce databases, or compiling code. With 1200 watts of continuous power overhead, it guarantees that your system will never experience sudden shut-downs or throttling during intensive multitasking or high-end 3D rendering.
Silent Operation and Elite Efficiency
A high-wattage power supply doesn’t have to be loud. The HX1200i excels in acoustic performance thanks to its 140mm Fluid Dynamic Bearing fan combined with intelligent Zero RPM technology. When your computer is handling standard web management, coding, or light office tasks, the fan stops spinning entirely, providing a perfectly silent, distraction-free workspace. When efficiency matters, its 80 PLUS Platinum certification ensures that 92% of the power drawn from the wall is delivered directly to your components, minimizing wasted energy as heat and ensuring the internal Japanese capacitors easily last through their 10-year warranty.
Specifications Corsair HX1200i Fully Modular Ultra-Low Noise Platinum ATX 1200W PSU (Black)
| Feature | Specification |
| Model | Corsair HX1200i (CP-9020281-IN) |
| Continuous Power | 1200 Watts |
| Efficiency Certification | 80 PLUS Platinum / Cybenetics Platinum |
| ATX Standard | ATX12V Version 3.1 |
| Modularity | Fully Modular (Type 4 Cables) |
| Fan Size & Bearing | 140mm Fluid Dynamic Bearing (FDB) |
| Zero RPM Mode | Yes (Silent at low/medium loads) |
| Capacitors | 100% Japanese 105°C Electrolytic |
| GPU Connector | Native 12V-2×6 (PCIe 5.1) |
| Software Support | Corsair iCUE (via USB-C to 10-pin) |
| Dimensions (L x W x H) | 200 x 150 x 86 mm |
| Warranty | 10 Years |

















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