CORSAIR RMx Series RM850X 850W 80 PLUS GOLD Haswell Ready Full Modular ATX12V & EPS12V SLI and Crossfire Ready Power Supply Fans: 1 x 135mm Rifle Bearing Fan Main Connector: 24Pin +12V Rails: Single PCI-Express Connector: 6 x 6+2-Pin SATA Power Connector: 10 Efficiency: 90% Over Voltage Protection: Yes Input Voltage: 100 - 240 V