Product Detail 300W;20/24 Pin Power; Standard ATX Form Factor; Single 80MM Rear Fan; REV:02 MODEL No.:ISO-400; AC INPUT:115V/230V,8/5A,60/50HZ; DC OUTPUT:+3.3V=20.0A(ORG),+5V=30.0A(RED),+12V=15.0A(YELLOW),+5Vsb=2.0A(PURP),-5V=0.5A(WHITE),-12V=0.5A(BLUE) FUSE RATING:6.3A,250V (+3.3V & 5V=185W max); MAX.OUTPUT POWER:300W (+12V,+5V&3.3V) power supply CONNECTORS:4 pin peripheral power cable: 2PCS; Floppy drive power cable: 1PC; SATA power cable: 2PCS; 20+4 pin ATX main power cable: 1PC; 4 pin ATX +12 volt power cable: 1PC . The "ISO 400 Power Supply 300W" is best product for you. We recommended ISO 400 Power Supply 300W