Specification:Output Voltage: DC12V 15V 24V 36V 48V 50V 60V 72V 80V 90V 110V 220VOUTPUT CURRENT:DC83.3A,66.6A,41.6A,27.7A,20.8A,20A,16.6A,13.8A,12.5A,11.1A,9A,4.5ARated power: 1000 wattsRipple and Noise 120mVppSetting time 500ms20ms/230VACInput Voltage Range: AC 110V or 200-240V, 50Hz/60HzFrequency range: 47-63 HzEfficiency (typical): > 80 > 80 per centAmbient Temperature Operating Temperature: -10+60COperating Humidity: 20-90% RH (non-condensing)STORAGE TEMP,HUMIDITY:-20+85C,10-95%RHEnclosure Material: Metal case / Aluminium case