Auto Start/Stop Function: The automatic deep well pump features a built-in pressure sensor that starts the pump when pressure exceeds 3 bar, and stops it when pressure drops below 3 bar or no water is detected. The well pump includes dry-run protection to prevent damage. 170 ft Maximum Lift: The 1.5 HP submersible well pump delivers up to 2200 GPH or reaches a maximum head of 170 ft. Designed for 4" or larger wells, it s ideal for home water boosting, irrigation, drainage, and small-scale pumping tasks. 72 ft Power Cord: This 115V deep well submersible pump comes with a 72 ft power cable, eliminating the need for additional wiring and simplifying installation. This deep well water pump also includes a 75.5 ft durable nylon safety rope for secure lowering and retrieval.