CX Series™ CX750 – 750 Watt 80 PLUS Bronze ATX Power Supply (UK) CORSAIR CX Series Power Supplies feature low-noise cooling and a compact design for an easy fit in nearly any modern case. 80 PLUS Bronze efficiency up to 88% Guaranteed continuous power 120mm low-noise cooling fan Compact 125mm length 80 PLUS BRONZE POWER Delivers consistent power to your PC with up to 88% operational efficiency, generating less heat and lowering your energy costs. 120mm LOW-NOISE FAN Fitted with a thermally controlled fan that only spins at high speed when your power supply is under heavy load, automatically slowing down for quieter operation at lower loads. AN EASY FIT A compact 125mm-long casing ensures an easy fit in almost all modern PC cases.