Coolmax ZX-500 500W 80 Plus ATX12V 2.2/EPS12V 2.91 Power Supply w/ Active PFC Total Power: 500 W AC Input: 115 ~ 230V Connector: 1x 20+4-pin Main Power Connector; 1x 4+4-pin CPU Power Connector; 5x 15-pin SATA Connectors; 1x 6-pin PCI-Express Connector; 1x 6+2-pin PCI-Express Connector; 5x Peripheral Connectors; 1x 4-pin Floppy Connector Cooling System: 1x 140mm quiet double ball bearing Fan Auto switching circuitry for universal AC input from 100-240V Supports ATX12V 2.2 and EPS12V 2.91 compliant