CORSAIR RM550x 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.

TUNED FOR LOW-NOISE OPERATION
RMx power supplies are tuned with a low-noise fan curve to ensure that, even at full load, fan noise is kept to a minimum.

80 PLUS GOLD CERTIFIED
The RM550x can deliver power with over 90% efficiency to keep energy consumption, noise, temperatures, and your power bill low.

100% ALL JAPANESE 105°C CAPACITORS
By using high-end electrolytic capacitors, the RM550x 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 RM550x’s cooling fan doesn’t spin until you need it, for near-silent operation.

COMPACT SIZE
The RM550x’s 160mm-long casing ensures an easy fit in almost all modern enthusiast PC cases

FULLY MODULAR CABLES
The RM550x’s fully modular power cables mean that you only connect the cables your system needs, making clean and tidy builds easier.