Flojet Heavy Duty RV Water Pump w/Strainer - 24V - 4GPM - 50PSI [Q402V-117S-3A]Heavy Duty RV Water Pump with Strainer 24V 4GPM 50PSI Flojets RV water pumps are designed to provide years of satisfactory service in applications both large and small. The lineup features a wide range of flows and a variety of pressure settings to suit each individual need and preference. Standard models have a motor enclosed in a protective plastic housing, whereas the HD models include a wider diameter motor with a powder coated steel shell, cast