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The GXII 550W Power Supply from Cooler Master delivers non-stop power to your computer's USB ports with the included charger cable, allowing you to charge your devices such as smartphones and tablets even when the PC is off. A single +12V rail exhibits optimal load balancing and graphics card compatibility. Rated at the 80 Plus Bronze level, GX II provides great efficiency. This power supply unit also features a 4.7" HDB fan that boasts quiet operation and a long lifespan.
Silent and long lifespan HDB fan
Dual filter from electromagnetic interference
Huge bulk capacitor for hold-up times of >16ms when 80% loaded