EVGA 400W Power Supply - Internal - 120 V AC, 220 V AC Input - 3.3 V DC @ 18 A, 5 V DC @ 17 A, 12 V DC @ 30 A, -12 V DC @ 300 mA, 5 V DC @ 2 A Output - 400 W - 1 +12V Rails - 1 Fan(s) - 75% Efficiency 30A ON A SINGLE +12V