National Electronics & Components manufactures Sine Wave Solar Inverter in 5 models SCI-12150 , SCI-12300, SCI-12600, SCI-241000 and SCI-241400. National Electronics & Components also offers other products like Solar water Heater, Solar Road Stud, Solar LED Lantern, Solar Modules, Solar Torch, Solar Blinker and Solar Garden Light. Sine Wave Solar Inverter comes with the choice of charging of batteries by both solar as well as mains utility. The Sine Wave Solar Inverter can do automatic change over from mains to battery and from battery to mains like a regular inverter. The Sine Wave Solar Inverter is incorporated with built-in protection against dangerously high mains voltages.