Seaflo 12V DC 5.5 GPM 60 PSI 51-Series Diaphragm Water Pressure Pump for Marine Boat RV Caravan On-demand, automatic water pump for small boats, campers and vans Built-in 60 PSI(4.2 BAR) pressure switch for automatic stop/start Self-priming allows it to be mounted above tank; able to run dry Quiet operation; 1/2"-14 MNPT Ports 5.5 gallons per minute (20.0 liters per minute); 17.0 Max Amps