... the all-Main Board 24pin design switching power supply Features:(1). Input voltage: 180-240V AC; frequency: 47Hz- ... AC/50Hz, 55% min. at 30W load 220V AC/50Hz(2). Output: 200w-300w; voltage: +3.3V, +5V, +12V ... exceed 550W(3). Connectors:1 x main power (24 pins) 1 x 12V (P4)1 x 2 peripheral2 x sata(4 ... , Auto temperature control.over current protection. 2013 NEWEST Computer power supply,500W,black color