Corsair CP-9020210-AU 550W 80+ Bronze, Non-Modular Power Supply, ATX Connectors 1, ATX12V Version v2.31, Continuous Power 550 Watts, Fan Size 120mm, MTBF Hours 100,000, 80 PLUS Bronze Effiency, ATX PSU Form Factor, Dimensions 150mm x 125mm x 86mm, PCIe Connectors 2, SATA Connectors 7. CORSAIR CV power supplies are ideal for powering your new home or office PC, with 80 PLUS Bronze efficiency guaranteed to continuously deliver full wattage to your system.