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Your cart is empty.The SEAFLO 33 Series DC Diaphragm Pump (Blue Head Version) delivers reliable, on-demand water performance for a variety of applications, including marine, RV, and general water systems. Operating at 12V, this pump provides a flow rate of 3.0 GPM (11.3 LPM) and a maximum shut-off pressure of 45 PSI (3.1 BAR). Its 3-chamber diaphragm design ensures smooth and consistent water flow while maintaining quiet operation. Designed to handle demanding conditions, the pump is self-priming up to 6 feet (1.8 meters) and can run dry without damage, ensuring durability and performance. With a head capability of up to 6 feet for suction lift and compact construction, the pump provides installation flexibility. The built-in pressure switch allows automatic start and stop functionality when the faucet or fixture is opened or closed, providing efficiency and convenience. Please note: Pump color may vary based on product batch.