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Your cart is empty.The ALL NEW SEAFLO 55-Series Diaphragm Pump is expertly designed to deliver superior water flow for a variety of demanding applications, such as RVs, boats, yachts, water purification systems, and off-grid setups. This high-performance, heavy-duty pump offers an impressive flow rate of 5.5 gallons per minute (GPM) and a shut-off pressure of 60 PSI, making it an ideal choice for consistent, high-pressure water delivery. With a robust 5-chamber diaphragm design, this pump reduces cycling, enhancing durability while ensuring a smooth and steady water flow. It is engineered with advanced materials like Santoprene and EPDM, which withstand the harsh conditions of both freshwater and saltwater environments, providing long-lasting reliability. The SEAFLO 55-Series pump incorporates a heavy-duty pressure switch, self-priming capabilities, and a smart bypass system, ensuring maximum efficiency, reduced cycling, and stable performance. Designed to be user-friendly, this pump features automatic start-and-stop operation, allowing for seamless water management, similar to a home water system. With built-in corrosion resistance, excellent heat dissipation, and quiet operation, the 55-Series pump ensures dependable performance and comfort, whether on the road, on the water, or off-grid.