Input voltage: 100 - 240 VACOutput voltage: +3.3, +5, +/-12 VCompliant with 80 plus bronze efficiency requirementsEachEnermax® ENP550AWT B ATX12V and EPS12V Power Supply, 550 WInput voltage: 100 - 240 VACOutput voltage: +3.3, +5, +/-12 VCompliant with 80 plus bronze efficiency requirementsEnermax® ENP550AWT B ATX12V and EPS12V Power Supply, 550 Whttp://s7d5.scene7.com/is/image/Staples/s0595496_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0595496_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0595496/Enermax-ENP550AWT-B-ATX12V-and-EPS12V-Power-Supply-550-W/product_IM1NE9997Enermax® ENP550AWT B ATX12V and EPS12V Power Supply, 550 W0.00