TooQ TQEP-550SP. Nominal power: 550 W, AC input voltage: 220 - 240 V, Power Factor Correction (PFC) type: Passive. Fan diameter: 120 mm, Fan speed: 1500 RPM. Motherboard power connector: 24-pin ATX. Noise level: 20 dB. Width: 150 mm, Depth: 140 mm, Height: 85 mm