National Electronics & Components manufactures Efficient Solar Charge Controller . 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. Efficient Solar Charge Controller is a device that controls the charging and discharging of battery bank and protects the battery bank. The Efficient Solar Charge Controller is important link between the solar module and the battery inside a standalone system. The Efficient Solar Charge Controller ensures that the battery is always loaded in a optimal and secure way.