C.R.I self priming mono block pump set are powered by a totally enclosed fan cooled AC inductions two pole motor suitable for continuous duty. motor stater is low made of low watt loss silicon lamination assembled under pressure and highly locked in the frame. The pump controller unit equipped with inbuilt timer which helps to run the pump with real time run as well as scheduled time run, so it enhances the effective ... With an automatic pressure controller, you don't need to turn on your pressure booster or pressure pump every time you want to take a shower or wash the dishes. By opening a tap or sink, the electronic controller will automatically start the pump. It protects your water pump from damage with its built-in features.