RMx Series™ RM850x – 850 Watt 80 PLUS® Gold Certified Fully Modular PSU

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.

The Corsair RM850x 850W 80 Plus Gold Modular Power Supply delivers a total 850W of power for all your internal components inside a desktop. This PSU lets you power up to 2 graphics cards and 10 storage drives.

With ATX12V Version 2.4, it is compatible with Intel Skylake as well as older processors. Corsair has designed the cables to be removable, so you can maximize the airflow inside the computer chassis by only using the cables you need. To save energy, the power supply is 80 Plus Gold certified. Additionally, an onboard 135mm fan cools the PSU and can turn off under light to medium loads with the Zero RPM mode feature.

• 850W
• 135mm cooling fan
• Intel ATX12V version 2.4
• 6 x PCI-E connectors
• 10 x SATA connectors
• 8 x 4-Pin connectors
• Flat, sleeved cables
• ZeroRPM fan mode
• Intel Skylake compatible
• 100% Japanese capacitors

Pristine White Casing

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

All the Watts, None of the Decibels

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

Gold-certified Efficiency with Extremely Tight Voltage Regulation to Deliver Superior Performance

Corsair RMx series power supplies give you extremely tight voltage control, quiet operation, Gold-certified efficiency, and a fully modular cable set. Built with all Japanese 105°C capacitors, they're a great choice for high performance PCs where reliability is essential. 80 PLUS Gold efficiency reduces operating cost and excess heat, and Zero RPM fan mode ensures virtual silence at low and medium loads. And, the fully modular DC cables make builds and upgrades easy, with clean, great-looking results.

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.

• 6th generation Intel® Core™ processor Ready (Intel Skylake and Z170 motherboards)
• ATX12V v2.4 and EPS 2.92 standards and is backward compatible with ATX12V 2.2, 2.31 and ATX12V 2.01 systems

• Corsair RM850x 850W Gold Fully Modular Power Supply, White
• AC Power Cable
• DC Modular Cable Set
• DC Modular Cable Storage Bag
• Cable Ties
• Corsair Case Badge
• User's Manual
• Warranty Information