Azza PSAZ-550W. Total power: 550 W, AC input voltage: 110 - 240 V. Motherboard power connector: 20+4 pin ATX. Purpose: PC, Power supply unit (PSU) form factor: ATX, 80 PLUS certification: 80 PLUS Bronze. Product colour: Black, Cooling type: Active, Fan diameter: 12 cm. Width: 150 mm, Depth: 165 mm, Height: 86 mm