Product Name : MAG A550BN PSU Form Factor : ATX Power Watt : 550W Input Voltage : 100-240Vac Input Current : 115Vac/8.0A max. 230Vac/4.0A max. Input Frequency : 50Hz ~ 60Hz Efficiency : Up to 85% (80 Plus Bronze) Fan Size : 120 mm Dimension : 150mm x140mm x86mm PFC Type : Active PFC Protection : OCP / OVP / OPP / OTP / SCP