Specifications: Model MPE-4501-ACABW-BIN ATX Version ATX 12V V2.52 PFC Active PFC Input Voltage 200-240Vac Input Current 8-4A Input Frequency 50-60Hz Dimensions (L x W x H) 140 x 150 x 86 mm Fan Size 120mm Fan Bearing HDB Fan Speed 1500 RPM Noise Level @ 20% 11.18 dBA Noise Level @ 50% 17.1 dBA Noise Level @ 100% 29.5 dBA Efficiency 88% Typically 80 PLUS Rating 80 PLUS Bronze EU 230V ErP 2014 Lot 3 Yes Power Good Signal 100 - 500 ms Hold Up Time >14ms at 100% Full Load@230Vac MTBF >100,000 Hours Protections OVP, OPP, SCP, UVP, OTP Regulatory CCC, CE, TUV-RH, RCM, EAC, cTUVus, FCC, BSMI, KC, CB ATX 24-Pin Connectors 1 EPS 4+4 Pin Connectors 1 SATA Connectors 6 Peripheral 4-Pin Connectors 3 PCI-e 6+2 Pin Connectors 2 Serie MWE Bronze Series 80 Plus Bronze Modular Non Modular Wattage Under 500W Warranty 5 Years Wattage450 Watt SeriesMWE SERIES Certification80+ BRONZE PCIe Connector (6+2)2 SATA Connector6 Peripheral (4-Pin)3 Warranty5 Years