CORSAIR RM850x 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.

Zero RPM Fan Mode: At low and medium loads the cooling fan switches off entirely for near-silent operation

80 PLUS Gold Certified: High efficiency operation for lower power consumption, less noise and cooler temperatures

Tuned for Low Noise Operation: A 135 mm rifle bearing fan with a specially calculated fan curve ensures that fan noise is kept to a minimum, even at full load

105 degree Celsius-Rated Capacitors: Industrial-grade capacitors deliver solid electrical performance and reliability

Microsoft Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency