PENTAIR 4028-100-E54 Revolution 12V Water Pump, 2.3 GPM Diaphragm Pump, 50 PSI Automatic Demand, Self Priming 6 Ft, Run Dry Safe, RV Marine Camping Fresh Water Pump, 1/2 Inch NPSM Ports

Reliable Diaphragm Design: This 4-chamber diaphragm pump features a one-piece diaphragm and an internal bypass, providing a steady 2.3 GPM water flow and dependable pressure control for RV plumbing, marine systems, and portable water transfer. Automatic Pressure Control: The integrated switch shuts off at 50 PSI and restarts at 40 PSI to maintain consistent water pressure when faucets, showers, or dispensers are opened in RV camping setups or boat water systems. Self-Priming Performance: It can dry prime up to 6 feet and operates safely without damage when running dry, making it suitable for situations where the water supply varies or tanks are low during travel, camping, or outdoor utility use. Durable Construction: The pump is built with a polypropylene housing, a Santoprene diaphragm, and EPDM valves, along with stainless and zinc-plated hardware, for prolonged use in fresh water systems that experience frequent operation. Flexible Installation: The 12V DC permanent magnet motor includes thermal overload protection and can be mounted in any position, catering to RV owners, campers, boaters, and mobile setups that require a compact demand pump