Product Detail 80mm low noise cooling fan Dual 12V outputs: 12V2 for Motherboard and peripherals; 12V1 for processor Industrial-grade protection circuitry prevents damage resulting from short circuits, power overloads, over voltage, and under voltage 80 PLUS certified 4 SATA connectors . The "Antec EA500 ATX 12V 500W Power Supply for ATX Cases" is best product for you. We recommended Antec EA500 ATX 12V 500W Power Supply for ATX Cases