This professional switching power supply is designed for mining machine with efficiency and conversion rate. It's widely used in mining^^The computer uses 8 12AWG bold power cords to link 16 graphics cards with 6+2 ports. ^^With EMC Anti-electromagnetic Interference - copper output wire and sufficient material & transforming rate^^140mm Dual Ball Bearing Fan Providing maximum airflow and nearsilent operation. ^^AC Input Design Stable enough for 180260V voltage input availableActive PFC - Enhances power output efficiency and increases theperformance and stability of your system.