Corsair RM850x Shift ATX 3.1 PCIe 5.1 Cybenetics Gold 850W Power Supply
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About this product
- Brand
- Corsair
- Store
- PC Case Gear
- Category
- Electronics > Electronics Accessories > Computer Components > Computer Power Supplies
- SKU
- CP-9020299-AU
Specifications
- Colour
- Gold
The Corsair RM850x Shift 850W Power Supply features ATX 3.1 and PCIe 5.1 support for the latest hardware. It delivers 850W of reliable power and is certified for Cybenetics Gold efficiency with a fully modular cable design. Built with Japanese electrolytic capacitors, a quiet 140mm FDB fan with zero RPM mode and a manual fan speed control knob, it ensures stable and silent performance for high-end systems.
Features
RM850x SHIFT Fully Modular ATX Power Supply (AU) with Cable Interface
- Fully modular, Type-5 connectors
- Native 12V-2x6 GPU cable
- ATX 3.1-certified and PCIe 5.1 compliant
- Fan speed control knob
- 105°C-rated 100% Japanese electrolytic capacitors
- Zero RPM Mode for near-silent operation at lower loads
- 10-year warranty

Easy Access
Side-Mounted Connections
A patented PSU panel features modular, compact Type-5 connectors located on the side of the power supply, making it easier to plug in and manage your cables.
*30mm of clearance between the PSU and side panel is required.

Plug and Play
Native 12V-2x6 GPU Power Cable
Power modern graphics cards, such as the NVIDIA® GeForce RTX™ 50 Series, using the included 12V-2x6 cable with a dual-colour connector for visual confirmation of a secure GPU-side connection for easy, worry-free power delivery.
Cybenetics Gold Certified
Steady power output at up to 89% overall efficiency and Cybenetics™ Gold certified for lower power consumption, less noise, and cooler temperatures.

Future Proof
ATX 3.1 Compliant and PCIe 5.1 Ready
The RMx SHIFT Series features the latest standards for power delivery and connectivity to provide efficient, reliable power. RMx SHIFT Series are built with a robust resonant LLC topology with DC-DC conversion and 105°C-rated Japanese industrial-grade capacitors.
*Illustration for reference only, models may differ.

Custom Fit
Fully Modular Type-5 Connectors
CORSAIR Type-5 PSU cables take up less space, which combines with the modular design to allow for easier cable management.

Tidy Wiring
Debossed-PVC Cable Kit Included
The ultra-flexible cable kits make cable management easy and the included low-profile cable combs keep cables tidy for a sophisticated look and an easier build.

Full Speed Ahead
Manual Fan Speed Control Knob
Want to get more air through the PSU or to exhaust heat from your case? Override the Zero RPM Mode and low-noise profile with the manual fan override knob, increasing fan speed and airflow.
Silent Running
140mm Fluid Dynamic Bearing Fan
A Fluid Dynamic Bearing fan with a magnetic dome structure minimises noise, while Zero RPM Mode eliminates fan noise entirely at low to medium loads.
Famously Reliable - Designed to Take the Heat
105°C-Rated Japanese Capacitors
Built with 100% industrial-grade, 105°C-rated Japanese electrolytic capacitors for unwavering power and reliability.

50°C Continuous Operating Temperature
Ensures reliable power even under high-stress conditions.
