12V Diaphragm Water Pump With Pressure Switch, 3 GPM, 55 PSI

12V diaphragm water pump delivers steady, on-demand water flow for RVs, boats, campers, and food trucks with an automatic pressure switch that starts and stops at the tap. The 4-chamber design provides a strong 3.0 GPM output while a low-noise copper motor and vibration-reducing base help keep operation quieter. Standard 1/2" MNPT ports make it a straightforward replacement for many existing setups.

Built for mobile plumbing where consistent pressure matters, this 12V DC potable water pump supports RV and marine freshwater systems, yacht galleys, camper conversions, and food truck stations. A built-in check valve and bypass design helps maintain flow continuity, while CE and RoHS compliance supports confident integration into your electrical setup. Wire it to a 12V supply, connect to your 1/2" MNPT lines, prime, and you’re ready for dependable water on the move. Grab yours today.