650 Watt PSU with on/off power switch Input: 230V AC 4.5A 50~60Hz Power control factor: passive 12cm cooling fan (automatically regulated) Features the following connectors: 1 x 24 pin (20+4), 1 x 4/8 pin (P4 CPU), 1 x 6+2 pin PCIe ATX motherboard connectors 2 x SATA power connectors (with 3.3V core) 4 x 5.25\" Molex type HDD/DVD power connectors 1 x 3.5\" type floppy drive power connector Noise level: 19dB Supplied with installation thumb screws, tie wraps and a UK mains power cable (0.7m) 2 year warranty This is a high specification ATX power supply which is ideal as a replacement for faulty units, new system builds and more demanding applications.