RAIDMAX Scorpio series RX-635AP-S 635W ATX12V / EPS12V SLI Ready CrossFire Ready 80 PLUS BRONZE Certified Modular Power Supply Fans: 1 x 135 mm Fan Main Connector: 20+4Pin +12V Rails: Single PCI-Express Connector: 2 x 6+2-Pin SATA Power Connector: 6 Efficiency: up to 86.94% Over Voltage Protection: Yes Input Voltage: 110 - 240 V