CORSAIR RMx White Series fully modular power supplies are built with the highest quality components to deliver 80 PLUS Gold power to your PC, with virtually silent operation.

PRISTINE WHITE CASING
Now available in an elegant white finish to make your build truly stand out.

TUNED FOR LOW NOISE OPERATION
A specially set fan curve ensures that, even at full load, fan noise is kept to a minimum.

80 PLUS GOLD CERTIFIED
The RMx White can deliver power with over 90% efficiency, lowering energy consumption, noise, temperatures, and your power bill.

100% ALL JAPANESE CAPACITORS
By using high-end electrolytic capacitors, the RM850x delivers the unwavering power and long-term reliability you’ve come to expect from a CORSAIR power supply.

ZERO RPM FAN MODE
At low and medium loads the RM850x’s cooling fan doesn’t spin until you need it, for near-silent operation.

FULLY MODULAR, FLAT CABLES
Flexible fully modular, flat white cables mean that you only connect the cables your system needs, making clean and tidy builds easier.

TEN-YEAR WARRANTY
CORSAIR offers a ten-year warranty on all RMx series power supplies, your guarantee of reliable operation that will last across several system builds. If you run into any problems during the installation or use of an RMx power supply, CORSAIR global customer support is ready to help.