It ensures round the clock water supply at your premises. It starts motor when water in overhead tank reaches half(or any preset)level. It stops it when tank gets filled just before overflow. Similarly it ensures full automatic operation with municipal water supply. No operator needed. It is very rugged and reliable system. It can control 1-phase or 3-phase motors, submersible or mono block sets, from. 0.5HP to 50 HP. It avoids dry run of motor when there is no water,by sensing water level in the supply line or supply tank. Numerous Installations done at various Residential , commercial and Industrial premises. Operating Voltage: 230V/50Hz.