12V DC RV Water Pump-3.0 GPM, 55 PSI Diaphragm Pump, Self-Priming On Demand, Built-in Pressure Switch for Camper, Boat, Off-Grid System, Fresh Water

SAILINGFLO HY-304551R 12V DC Diaphragm PumpExperience reliable water pressure with the SAILINGFLO HY-304551R pump, engineered for marine, RV, and residential use. This high-performance pump combines durability, efficiency, and quiet operation to meet your water system needs.Technical Specifications:· Voltage: 12V DC· Max Pressure: 55PSI (adjustable to 70PSI)· Flow Rate: 3.0GPM (11.3LPM)· Max Amperage: 7.5A· Self-Priming: 6.5 feet (2m)· Diaphragm Material: Santoprene· Certifications: CE, RoHS, FCCKey Advantages:· Automatic Operation: Built-in pressure switch senses water demand, eliminating manual control.· Bypass System: Reduces pump cycling under low-flow conditions, enhancing longevity.· Thermal Protection: Prevents overheating and features automatic restart for added safety.· Quiet Design: Vibration-absorbing baseplate ensures peaceful operation in RVs and homes.Applications:· RV/camper fresh water systems· Boat/marine bilge and washdown systems· Off-grid cabins and tiny homes· Pressure washing and irrigation· Emergency backup water supplyPackage Includes:· 1x HY-304551R pump· 1x 1/2” NPT filter· 2x NPT-to-1/2” barb fittings· Installation manual

• Parameters: Type: 4 Chamber Diaphragm | Port Size:1/2” NPT | Female Thread, Liquid:140°F [60 °C] Max | Max pressure:55psi(3.8bar), can be adjust to 70psi | Motor: Permanent Magnet, Intermittent | Duty Protection:Thermal Overload Fuse, Automatic Restart | Volts:12V DC motors standard | Standard Connector: 1pc 1/2” FNPT &1/2”MNPT Filter;2pcs BSPT & 1/2” Barb
• Advanced Technology: Built-in micro pressure switch ensures automatic on/off operation; bypass system reduces pressure cycling and extends pump life.
• Quiet & Durable: Operates at ≤60dB with vibration-damping baseplate; corrosion-resistant Santoprene diaphragm and EPDM check valves for long-term reliability.
• Self-Priming & Safe: Priming up to 6.5 feet (2m); thermal overload protection and 30-second dry-run tolerance prevent motor damage.
• Versatile & Certified: CE, RoHS, and FCC approved; ideal for RVs, marine applications, home water systems, and agriculture. Includes 1/2” NPT fittings and filter.