The SEAFLO 31-Series DC Diaphragm Pump is engineered for high-pressure applications, delivering 1.5 GPM with a reliable 200 PSI shut-off pressure for continuous, on-demand operation. Ideal for RV water systems, boats, agricultural spraying, and sanitation, this 110V diaphragm pump is self-priming up to 6 feet and features a built-in automatic pressure switch that starts and stops when needed. Designed for quiet operation, this pump produces minimal noise and vibration while ensuring optimal performance. The run-dry safe design prevents damage when water supply is low, making it a durable and low-maintenance choice for any application. With heavy-duty construction, EPDM valves, and a Santoprene diaphragm, this compact and efficient pump is built to last in harsh environments. Whether used in agriculture, marine settings, cleaning systems, or portable water transfer, the SEAFLO 31-Series ensures consistent water flow and high-pressure performance every time