SEAFLO 24V 4.5GPM 40PSI Water Pressure Pump 41 Series Marine RV

High-flow 24V on-demand pressure pump

A self-priming diaphragm pump for larger onboard water systems, supplying up to 4.5GPM at open flow and serving up to four fixtures where a 40PSI system is suitable. The adjustable pressure switch starts and stops the pump automatically as outlets are used.

Technical specifications

Applications and compatibility

• For 24V yachts, motorboats, workboats, caravans and RVs with multi-outlet water systems.
• Manufacturer guidance states up to four fixtures, but simultaneous performance depends on outlet demand and plumbing losses.
• Compatible with fresh or salt water; flush after seawater service where practical.
• Not suitable for fuel, solvents or other flammable liquids.

Installation and package contents

• Install dry in a ventilated service area on the rubber feet and keep suction pipework short and airtight.
• Fit an inlet strainer, use reinforced hose and consider an accumulator tank where reduced cycling or smoother flow is required.
• Wire to a protected 24V circuit using cable and fuse sized for the 6.07A maximum draw and run length.
• Package contains one SEAFLO 41 Series pump. Confirm the exact quick-connect fittings and strainer supplied before ordering.

Frequently asked questions

Can it supply several taps?

SEAFLO rates this 4.5GPM version for up to four fixtures, subject to demand and plumbing design.

Can it be connected to 12V?

No. This version requires a 24V DC supply.

Can it pump seawater?

Yes. The manufacturer lists fresh- and salt-water compatibility.

Should it run continuously?

No. It is intended for intermittent, on-demand duty rather than unrestricted continuous service.