Power supply unit power 550 watt max power 550 watt certificates 80 plus bronze pci express connectors 8 pin 2 serial ata connections 5 cable management semi modular mains voltage 100 240 volt mains frequency 50 60 hz cooling system active max fans 1 fan diameter 120 mm mtbf 100 000 hours motherboard power connectors atx12v 204 pins atx12v 44 pins combined power 33v5v 100 watt colour black dimensions 86 x 15 x 14 cm weight 149