Silver Power SP-S650. Nominal power: 650 W, AC input voltage: 110 - 240 V, Voltage tolerance: 3 %. Fan diameter: 120 mm, Fan location: top, Cooling type: active. Motherboard power connector: 20+4 pin ATX, Connector(s): IEC C14, Cabling type: fixed. Width: 150 mm, Depth: 159 mm, Height: 86 mm. Mean time between failures (MTBF): 100000 h