Aerocool Strike-X 500W. Nominal power: 500 W, AC input voltage: 230 V, Power Factor Correction (PFC) type: Active. Fan diameter: 140 mm, Cooling type: active. Motherboard power connector: 20+4 pin ATX. Mean time between failures (MTBF): 120000 h. 80 PLUS certification: 80 PLUS Bronze, Certification: CE, CB, TUV, FCC, UL