Thermaltake Toughpower XT 875W. Nominal power: 875 W, AC input voltage: 100 - 240 V, Power Factor Correction (PFC) type: Active. Fan diameter: 140 mm, Fan speed: 1900 RPM. Motherboard power connector: 24-pin ATX. Noise level: 41.7 dB. Mean time between failures (MTBF): 120000 h