TECHRUN SI series solar water pump inverter is a high-efficiency solar water pump controller which can make full use of solar energy to drive water pumps for agricultural irrigation, water supply system, fountains, ground water lowering and etc. As the solar water pumping system is eco-friendly and economical, TECHRUN SI series solar pumping controllers of high MPPT efficiency have been widely used in manay areas such as India, Middle East, Southeast Asia, South Asia, America and more areas.