Chieftec BPS-400S, 400 W, 100 - 240 V, 50 - 60 Hz, 2.5/5 A, Over current, Over voltage, Short circuit, Under voltage, Overload, 1x 4pin 12V Chieftec BPS-400S. Total power: 400 W, AC input voltage: 100 - 240 V, AC input frequency: 50 - 60 Hz. Connector(s): 1x 4pin 12V, Cabling type: Non-Modular. Power supply unit (PSU) form factor: ATX, Noise level: 24 dB, Mean time between failures (MTBF): 100000 h. Fan diameter: 12 cm. Certification: FC, CE, CB, RoHS