Logisys Ps550ac12 550w With 120mm Fan Clear Power Supply Retail Logisys 550-Watt ATX Power Supply General Features: Transparent acrylic housing 550-watt power supply 12 cm fans that light up a blue LED One (1) 20-inch 20/24-pin ATX power connector Two (2) 20-inch 6-pin PCI-Express power connectors One (1) 20-inch 4-pin 12V ATX power connector Two (2) 20-inch SATA power connectors Six (6) 20-inch 4-pin large Molex power connectors