1.CE, TUV, VDE certificates; 2.Quality Warranty:5 Years; 3.97.2% Efficiency; 4.IP65; 5.Efficient,Safe,Simple Solar Inverter; SLD Power SLS-3KTL Grid-Connected Solar InverterPerformance parametersSLS3KH65SLS4KH65SLS5KH65AC Electrical SpecificationsNominal AC Power RatingGrid StructureSingle-PhaseNorminal AC Grid Voltage220-240VacNorminal AC Grid Frequency50/60Hz ± 1%THD of AC Current<3%Power ...