... compatible 20pin with the all-Main Board 24pin design switching power supply Features:(1). Input voltage: 180-240V AC; frequency: 47Hz ... full load 220V AC/50Hz, 55% min. at 30W load 220V AC/50Hz(2). Output: 200w-300w; voltage: +3.3V, +5V, ... protection, short circuit protection on all output levels, Auto temperature control.over current protection. 2013 NEWEST Computer power supply,500W,black color