The APOLLO 300 is a 300 watt Micro ATX power supply which is design for slim computer power supply replacement use, especially for micro platform system, Utilizing 20+4 Pin ATX connector provides flexibility on more motherboard selections, it also comes with both SATA and Molex Power Connector cable for HDD and media drives upgrade, Featuring Smart Auto Fan Speed Control which helps the power supply to bring down the temperature, with ultra silence technologies it reduces fan noise/ripple of the power supply, Hercules 300 is ready to support many E-machine, HP, IBM, Compaq, and Gateway PCs for power supply upgrade and replacement, Specifications:, Output Power: 300 Watt, Input Voltage: 115/230 Volts AC, Frequency: 60/50 Hz, Dielectric Withstand: Primary Frame Ground 1800V AC for 3 Second, MTBF: 100,000 Hours on Maximum Load at +25 degrees C, Rise time: Less than 70ms, Hold-up Time: 17ms Minimum at Nominal Input Voltage, Dimensions: 5""W x 2, 5""H x 4""D, Voltage(Output): +5V, -5V, +12V, -12V, +3, 3V, +5V-SB, Current(Output): 13A, 0, 5A, 16A, 0, 8A, 13A, 2, 5A, Conection:, ATX Connector (24 (20+4) Pin): P4-12V (4 Pin), SATA (15 Pin), Molex (4 Pin), Floppy (4 Pin), SKU: ATHCPC031