Corsair Cx Series 550 Watt 80 Plus Bronz

80 Plus Bronze: Runs cooler and uses less power than less efficient power supplies 5-year warranty: Backed by Corsair's legendary technical support and customer service Black housing, cable sleeving and connectors: Give your build the high-end look without breaking the bank Thermally controlled 120mm fan: Quiet operation across a wide range of loads LLC resonant topology with DC to DC: Ensures improved efficiency at lower loads and compatibility with all modern day chipsets and CPUs