The Corsair RM1200x SHIFT (CP-9020254-NA) is a premium 1200W fully modular ATX power supply built for next-generation gaming PCs, professional workstations, and creator builds. Its innovative side-mounted SHIFT modular interface provides effortless cable access and cleaner cable routing—ideal for compact or showcase cases. With 80 PLUS Gold efficiency, ATX 3.0 compliance, and PCIe 5.0 readiness, this PSU is engineered for maximum stability and performance. It includes a native 12VHPWR (12+4) 600W cable for powering the latest NVIDIA GeForce RTX 4090/4080 and modern AMD Radeon GPUs. Designed for quiet and reliable operation, it features a 140mm Fluid Dynamic Bearing fan with Zero RPM Mode and 105°C-rated Japanese capacitors—delivering efficient, low-noise power for high-end systems.
Key Features & Benefits
- 1200W Continuous Power: Delivers stable, efficient output for extreme gaming and professional builds
- ATX 3.0 & PCIe 5.0 Ready: Meets Intel’s latest standards and supports next-gen hardware
- Native 12VHPWR 600W Connector: Directly powers RTX 4090/4080 GPUs without bulky adapters
- SHIFT Side Connector Design: Provides easier modular access and improved case airflow
- 80 PLUS Gold Certified: Up to 90% efficiency ensures lower energy consumption and heat
- Fully Modular Cabling: Use only the cables you need for a cleaner and more optimized build
- 140mm Fluid Dynamic Bearing Fan: Silent, durable cooling with Zero RPM Mode during light loads
- Japanese 105°C Capacitors: Delivers rock-solid reliability and long lifespan
- Advanced DC-to-DC Regulation: Provides tight voltage stability for CPU and GPU performance
- Comprehensive Protection Suite: Includes OVP, OCP, OPP, SCP, UVP, and OTP safety circuits
- Universal ATX Compatibility: Fits standard ATX cases and supports AMD Ryzen and Intel Core builds
Specifications
- Brand: Corsair
- Series: RMx SHIFT Series
- Model: RM1200x SHIFT
- Part Number: CP-9020254-NA
- Power Output: 1200 Watts (continuous)
- Efficiency: 80 PLUS Gold (up to 90%)
- Compliance: Intel ATX 3.0, PCIe 5.0
- Connector: Native 12VHPWR (12+4 pin) PCIe Gen5
- Cooling: 140mm FDB fan with Zero RPM Mode
- Modularity: Fully modular with SHIFT side interface
- Protections: OVP, OCP, OPP, SCP, UVP, OTP
- Input Voltage: 100–240V AC, auto-ranging
- Connectors: 24-pin ATX, dual 8-pin EPS, multiple PCIe, SATA, and Molex
- Dimensions: 180 × 150 × 86 mm (L×W×H)
- Color: Black
- Condition: Brand New, Factory Sealed
Frequently Asked Questions
- Is it compatible with RTX 4090/4080 GPUs?
Yes. Includes a native 12VHPWR 600W PCIe 5.0 cable for direct RTX 40-Series power. - Does it work with AMD and Intel motherboards?
Yes. The RM1200x SHIFT supports Ryzen, Threadripper, Intel Core, and Xeon platforms. - How quiet is the fan?
The Zero RPM Mode keeps the PSU silent during low and medium loads, engaging only when needed. - What makes the SHIFT design special?
The side-mounted modular panel allows for cleaner cable routing and improved airflow. - Is this a genuine Corsair product?
Yes. 100% authentic Corsair RMx SHIFT Series PSU, brand new in retail packaging.