Diaphragm Water Pump 12V 1.8-5.0 GPM Adjustable Pressure 1/2 MNPT

✅ Match the flow. Choose between 1.8 and 5.0 GPM so the pump suits your washing, shower or kitchen supply.

✅ Set the pressure. Adjust output from 40 to 100 PSI to match the demand of your 12V water system.

✅ Stop manual switching. The on-demand pressure switch starts and stops the flow as soon as a tap opens.

✅ Hear less noise. A noise-reducing base and cushion design keeps operating sound lower in the cabin.

✅ Fit standard plumbing. 1/2 inch MNPT inlet and outlet ports connect to compatible fittings without adapters.

Steady water pressure for mobile systems

A 12V diaphragm pump for camper, boat, food truck and utility water systems. Pressure adjusts from 40 to 100 PSI and flow from 1.8 to 5.0 GPM, with 1/2 inch MNPT ports at both ends.

Technical details

• With an adjustable pressure range from 40 to 100 PSI and flow options from 1.8 to 5.0 GPM, it lets you match output to your application.
• Its on-demand pressure switch starts and stops water flow automatically, so your system works when needed without constant manual control.
• The pure copper motor and overload and overheating protection help maintain dependable performance.
• For quieter operation, the pump uses a noise-reducing base and cushion design.

Set the pressure and flow, then let the switch handle the water on demand.