Free Express Shipping! Corsair CX Series CX550 550W 80 PLUS Bronze ATX Power Supply 550W Single +12V Rail, 120mm Cooling Fan, ATX12V Version 2.31, 2 x PCIe Connectors, 3 x SATA Connectors, 1 x EPS Connector, 2 x PATA Connectors, Flat, Sleeved Cables