80 PLUS Bronze certified efficiency provides up to 88% operational efficiency, generating less heat and lowering your energy costs. CORSAIR CX Series power supplies are guaranteed to deliver their full rated wattage of continuous power. A 120mm thermally controlled low-noise cooling fan only spins at high speed when your power supply is under heavy stress, slowing down for quieter operation at lower loads. Compact 125mm-long casing ensures an easy fit in almost all modern PC cases. Black sleeved cables and a black powder-coated casing seamlessly fits your PC's style. A comprehensive three-year warranty is your guarantee of reliable operation, backed by the CORSAIR global technical support team.