12V DC Diaphragm Water Pump, 3 GPM Self-Priming RV Pump with 45 PSI Pressure Switch & Filter for Marine, Trailers

Keep your water system running smoothly with this 3 GPM RV water pump. Designed for RVs, campers, boats, and outdoor use, this 12V diaphragm pump delivers consistent pressure (45 PSI) while drawing minimal power—perfect for off-grid adventures.

Self-Priming & Easy to Maintain:

• Self-priming design quickly restarts without manual priming

• Detachable strainer filter blocks debris while allowing easy cleaning

• Transparent filter housing lets you monitor dirt buildup

Built for Safety & Durability:

• High-strength polypropylene construction resists wear and corrosion

• Built-in check valve prevents backflow and protects your system

• Thermal overload protection automatically shuts off during overheating

Versatile for Any Water Task:

Ideal for:

• RV and camper fresh water systems

• Marine and boat washdowns

• Garden sprinklers and lawn care

• Portable showers and car washing