ATX Version: ATX 12V Ver. 3.1, PFC: Active PFC, Input Voltage: 100-240V, Input Current: 10-5A, Input Frequency: 50-60Hz, Dimensions (L x W x H): 140 x 150 x 86 mm, Fan Size: 120mm, Fan Bearing: HDB, Efficiency: ≥90% @ Typical Load: 80 PLUS Rating: 80 PLUS Gold, ErP 2014 Lot 3: Yes, Operating Temperature: 0-40°C, Power Good Signal: 100 – 150 ms, Hold Up Time: ≥16ms at 80% Load, MTBF: 100,000 Hours 25℃ambient (650/550W), Protections: UVP / OVP / OPP / OTP / SCP / OCP, Regulatory: cTUVus, TUV, CE, FCC, BSMI, CCC, EAC, RCM, UKCA, RoHS2.0 / BIS, KC (Based on regions requests.), UKCA: ATX 24 Pin Connectors,EPS 8 Pin / 4+4 Pin Connectors: 2,PCI-e 6+2 Pin Connectors: 4, SATA Connectors: 6, Peripheral 4 Pin Connectors: 3, Series: MWE Gold Series, Modular: Non Modular, Form Factor: ATX, 80 Plus Efficiency: Gold, Watts: 650W