High Head & Strong Flow Rate: This shallow well jet pump delivers a 147 ft max head and 790 GPH flow, easily lifting water from lakes or shallow wells. Ideal for garden irrigation, pool filling, and emergency water supply in home and light commercial use Smart Automatic Pressure Control: The shallow well pump features a 30–50 PSI mechanical pressure switch, auto starts below 30 PSI, and shuts off above 50 PSI. A built-in check valve keeps the pump primed and avoids dry running for stable operation Dual Voltage Flexibility: This shallow well irrigation pump supports AC 115V/230V dual voltage (factory preset at 230V), allowing fast switching to match different power supplies. It works with regional power standards without an extra converter Hassle-Free Installation: Simply select the correct voltage, connect power, and then connect the inlet/outlet ports for basic installation. Prime with water through the priming plug until it flows from the vent hole before use, making it beginner-friendly Heavy-Duty Cast Iron Durability: Built with a rugged cast iron housing, reinforced impeller, and diffuser, plus thermal overload protection, this shallow well water pump provides reliable performance and long service life in tough outdoor conditions