Type: ATX 12V 2.31, Dimension : 140(L) x 150(W) x 86(H), Input Voltage: 100 - 240 VAC, Input Current: 10A - 5A, Input Frequency Range: 50Hz - 60Hz, PFC: Active PFC, Power Good Signal: 100 - 500ms, Efficiency: 88% Typically, Protection: OVP/UVP/SCP/OPP/NLO/OTP, Output Capacity: 550W, Operation Temperature: 0 - 40°C, Regulatory: cTUVus/TUV/CB/RCM/CE/CCC/FCC, Fan: 120mm Silence Fan, Certifications: 80 Plus Bronze, Connector: 1 x MB 24(20+4) Pin; 1 x 8(4+4) Pin EPS 12V; 2 x 8(6+2) Pin PCI-E; 7 x SATA; 2 x Molex; 1 x FDD, Net Weight: 1.53 Kgs, Gross Weight: 1.71 Kgs.