EVGA 100-N1-0550-L1 550W ATX12V / EPS12V Power Supply Fans: 1 x 120mm Sleeve Bearing Main Connector: 24Pin +12V Rails: Single PCI-Express Connector: 2 x 6+2-Pin SATA Power Connector: 6 Efficiency: 75% Typical Over Voltage Protection: Yes Input Voltage: 100 - 240 V