12V Diaphragm Water Pump with Pressure Switch, 1.8 GPM, 60 PSI

12V potable water pump delivers steady on-demand flow for RV, marine, and mobile kitchens—helping maintain consistent water pressure at faucets, showers, and sinks. This 3-chamber diaphragm design provides up to 1.8 GPM (6.81 L/min) and a rated 60 PSI output, with an automatic pressure switch that starts when you open the tap and stops when you close it. Built for low-noise operation and straightforward replacement with standard 1/2" MNPT ports.

Designed for reliable fresh-water delivery where mains pressure isn’t available, this compact diaphragm pump supports typical RV and marine plumbing, washdown lines, and mobile service sinks. The automatic on/off operation helps reduce manual switching, while the adjustable pressure switch lets you tune performance for your accumulator tank and fixtures. CE and RoHS certifications add confidence for daily use. Upgrade worn or noisy pumps with a standard-port replacement—grab yours today and get your water system back to smooth, consistent flow.