... wave pulse width modulation.5.Isolated output6.IGBT inverter design7.Wide Input voltage windows8.Pure sine ... capacity2KVA3KVA4KVA6KVA8KVA10KVA12KVA15KVA20KVA1.6KW2.4KW3.2KW4.8KW6.4kW8KW9.6KW12KW16KW Input Voltage Range220V or 110V+-20% Frequency50/60Hz ... ,frequency,load rate,UPS state, temperature LEDMain input , bypass,Inverter,Battery,Over load,Fault Efficiency ...