Description
The Corsair RM850x Shift is a premium fully modular ATX power supply delivering 850W of reliable, efficient power for high-performance gaming PCs and workstations. Certified 80 PLUS Gold, it ensures up to 90% energy efficiency under typical loads, reducing electricity costs and heat output. Built with 105°C-rated Japanese capacitors and backed by Corsair’s legendary quality, the RM850x Shift provides stable, clean power for even the most demanding components including high-end graphics cards and processors.
Fully Modular Design for Clean Builds
Connect only the cables you need with the fully modular cable design, reducing clutter inside your case and improving airflow. The flexible configuration makes cable management effortless, resulting in a cleaner, more professional-looking build that’s easier to maintain and upgrade.
Whisper-Quiet 135mm Cooling Fan
Experience near-silent operation thanks to the intelligent 135mm rifle-bearing fan that adjusts speed based on temperature. At low to medium loads, the fan operates at extremely low noise levels, and the Zero RPM fan mode keeps the fan off entirely during light use for completely silent operation.
80 PLUS Gold Certified Efficiency
Save money and reduce heat with 80 PLUS Gold certification delivering up to 90% energy efficiency. Less wasted energy means lower electricity bills, reduced heat in your system, and a smaller environmental footprint without compromising on performance.
Premium Japanese Capacitors
Built to last with 105°C-rated 100% Japanese capacitors that provide unwavering reliability and performance even under sustained heavy loads. These premium components ensure stable voltage delivery and exceptional longevity, protecting your valuable hardware investment for years to come.


