Corsair RM550x 550 Watt Fully Modular 80+ Gold ATX PSU/Power Supply
550W Corsair RMx Series RM550x, Full Modular, 80 PLUS Gold, SLI/CrossFire, Single Rail, 45.8A, 140mm Fan, ATX PSU
- By DPD On 25th Jan to your specified address. | £5.48 Receive SMS with one-hour delivery window Weekend, timed and European delivery options are available at checkout
- Collect instore Collect from our Bolton store, BL6 6PE | Free
- UPS and DPD Pickup Pickup from local convenience store | £4.79
RM550x - Corsair RMx Power Supply - Fully Modular ATX PSU

Corsair RMx 550W Power SupplyCORSAIR RM550x series power supplies are built with the highest quality components to deliver 80 PLUS Gold efficient power to your PC to reduce costs and excess heat. Fully modular cables make PC builds and upgrades easy, as you only need to install the cables your system requires. Zero RPM Mode means an RM550x series PSU is virtually silent at low and medium loads, and even at maximum power, a low noise fan ensures quiet operation. Quiet, efficient and dependable, an RM550x PSU has everything you need to power your high-performance PC for years to come.
Fully Modular Connectivity

KEEP YOUR BUILD LOOKING CLEAN The fully modular design of the RMx power supply means that during your build you can mount the PSU in the case first and then attach only the cables you need, making builds and upgrades easy with great looking results. Simply connect the cables you need and keep the rest safe for future upgrades.
Compact Size

TEN-YEAR WARRANTY A 160mm-long casing ensures an easy fit in almost all modern enthusiast PC cases. Your guarantee of reliable operation that will last across several system builds.
Completely Modular

BUILD LIKE A PRO Only connect the cables your system needs, making clean and tidy builds easier whilst improving airflow.
Corsair RM550x Key Features
Corsair Quality

80 PLUS Gold CertifiedGold certification ensures high efficiency operation for less excess heat and lower operating costs.

Japanese 105°C capacitorsPremium internal components ensure solid power delivery and long term reliability.

Zero RPM Fan ModeFan doesn’t turn on until it’s needed, so you’ll enjoy virtually silent operation at low and medium loads.

Corsair 10 Year GuaranteeYour guarantee of reliable operation that will last across several system builds.