Dosing/ Metering Pump Controller operates on a power supply rate of 230 V AC, at a frequency of 50 Hz. The Pump Controller is fitted with solid state switch to operate pump solenoid. The Dosing/ Metering Pump Controller is equipped with RED LED which glows at low level and pump solenoid stops operating. Dosing/ Metering Pump Controller functions with pump cycle range of 100 cycles +/-5 Cycles.