The Doyin 3HP (2.2kW) submersible borehole pump, notably model 4SDM3/30, is a high-performance, 4-inch, stainless steel pump designed for deep wells. It provides a maximum head of over 200m (approx. 203m-215m) and a flow rate around 4,800 L/h, making it ideal for deep residential, agricultural, and industrial water applications