12V RV Water Pump, 4.0 GPM 45 PSI Diaphragm Pump, 12Volt Quiet Fresh Water Pump For Sale

12V RV Water Pump, 4.0 GPM 45 PSI Diaphragm Pump, 12Volt Quiet Fresh Water Pump with Pressure Switch, Self Priming Pressure Pumps for RV Camper Boat Marine Food TruckDescription Power Source Battery Powered Flow Rate 4 Gallons Per Minute Maximum Lifting Height 100 Feet Voltage 12 Volts (DC) Color Black Product Style Above Ground Item Dimensions L x W x H 8.58"L x 5.31"W x 5.39"H Item Weight 5.2 Pounds Material Type Plastic, Rubber Model Number RVDHP3-L Manufacturer Warranty Description 2 Year Manufacturer Specific Uses For Product Camper, RV, Van Manufacturer Part Number RVDHP3-L Unit Count 10.0 Feet Included Components 12.7mm Barbed Fitting, 50 Mesh Stainless Steel Filter Screen, 8 Meters of PTFE Tape, L-shaped Hex Key (Allen Wrench), Stainless Steel Hose Clamp Material Plastic, Rubber Style Above Ground Product Dimensions 8.58"L x 5.31"W x 5.39"H Maximum Flow Rate 4 Gallons Per Minute

Product description

• If this pump is installed in my RV, will it be noisy at night and disturb the neighbors?

  No – only 40dB, 70% quieter than metal pumps. You can shower or flush at night without disturbing neighbors. Many RV owners love how peaceful it is.

• Will the pump fail after a month or two? I\'ve seen reviews saying other pumps overheat and stop working.

  No. Built-in 158°F (75°C) thermal protection shuts it off to prevent burnout.

• Do I need to buy extra fittings or a filter for installation?

  No. Open the box and replace your old pump – no hidden costs or trips to the hardware store.

• Is the pressure adjustable? I want stronger flow for car washing and gentler flow for watering plants.

  Yes – 30‑80 PSI stepless adjustment (preset 45). Smart start‑stop keeps flow steady. Go strong for washing the car, gentle for watering flowers. Just turn the nozzle.

• Can this pump self‑prime? My water tank is under the chassis.

  Yes – self‑primes up to 10 ft (3 m). It quickly pulls water from a low tank. Max lift 100 ft, so even your RV’s second floor gets strong pressure. No struggle.

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• 【Worry-Free Off-Grid Travel】Engineered for RVs, boats, and other off-grid applications, it features reliable dual safeguards: 158°F (75°C) overheating protection and a rugged construction. Enjoy your journey with complete peace of mind.
• 【Noise Reduction Upgrade】Featuring vortex noise reduction technology and a rubber vibration-damping base, it operates at a low noise level of 40 dB, reducing sound by approximately 70% compared to traditional metal pump housings.
• 【Reliable Performance】With a powerful 4.0 GPM flow, 10 ft self-prime, and 100 ft head pressure, this pump delivers strong, steady water anywhere in your RV.
• 【Adjustable Pressure, Reliable Flow】Preset at the ideal 45 PSI, with a wide adjustment range of 30–80 PSI, you can now customize your water experience for every need—from a gentle rinse to a powerful, refreshing shower. The smart auto start-stop system silently maintains your chosen pressure, providing you consistent.
• 【Complete Kit, Worry-Free Support】Includes all fittings for a straightforward replacement—no extra purchases. Backed by a 3-Year Warranty and 24/7 support for complete peace of mind.

RETURNS

We offer a 30-Day Return Policy on items in which you are not completely satisfied with. You have the option of a full-refund or an exchange of the item. No returns are available on items shipped outside of the USA.

PAYMENT

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CUSTOMER SATISFACTION

We try our very best to make sure every customer is completely satisfied. If there's a problem, message us! We're happy to help.

Delivery Details:This item may ship from one of our partnered U.S. fulfillment centers to ensure efficient processing. Packaging appearance may differ based on warehouse inventory.