Diaphragm Water Pump 12V – 1.8 to 5.0 GPM | 40–100 PSI Adjustable | RV, Boat, Food Truck Use

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Voltage 5.0 GPM 5-Chamber 3.0 GPM 4-Chamber 1.8 GPM 3-Chamber 3.0 GPM 3-Chamber

Plug Type US

12V Diaphragm Water Pump – Adjustable Pressure (40–100 PSI) | 1.8–5.0 GPM Flow Rate | 1/2" MNPT Port

Upgrade your water system with the reliable and high-performance SucceBuy 12V Diaphragm Pump, available in multiple flow rates (1.8/3.0/3.5/5.0 GPM) and chamber configurations (3, 4, or 5 chambers). Built for RVs, campers, food trucks, yachts, and off-grid systems, this compact pump ensures smooth, quiet, and adjustable water flow whenever and wherever you need it.

Key Features:

High Flow Output: Choose from 1.8, 3.0, 3.5, or 5.0 GPM options with up to 70 PSI preset pressure.
Adjustable Pressure: Easily fine-tune between 40–100 PSI to match your needs with the built-in pressure switch.
Pure Copper Motor: For powerful, long-lasting, and efficient water delivery.
Ultra-Quiet Operation: Engineered with noise-reducing base and plastic pump housing for whisper-quiet performance.
1/2" MNPT Port: Standard fittings ensure easy installation and replacement in existing setups.
Built-In Overheat Protection: Ensures stable and secure operation under heavy use.
Compact & Versatile: Ideal for RVs, boats, food trucks, campers, farm use, off-grid cabins, and mobile showers.

🔧 Specifications:

Voltage: 12V DC
Power: Ranges from 60W to 216W depending on model
Max Flow Rate:
- 1.8 GPM (6.81 L/min) – 3-Chamber, 60 PSI
- 3.0 GPM (11.36 L/min) – 3-Chamber, 50 PSI
- 3.0 GPM (11.36 L/min) – 4-Chamber, 55 PSI
- 3.5 GPM (13.25 L/min) – 3-Chamber, 50 PSI
- 5.0 GPM (18.93 L/min) – 5-Chamber, 70 PSI
Inlet/Outlet: 1/2" MNPT (O.D. 20.955 mm)
Material: Copper motor with plastic pump body
Certification: CE

📦 Package Includes:

1 × 12V Diaphragm Pump (Your chosen model)
1 × User Manual

Applications:

Perfect for use in RVs, food trucks, yachts, campers, farm irrigation, mobile pressure systems, deck washing, emergency drainage, and more. Note: Not waterproof – for indoor or sheltered use only.

💧 Upgrade your mobile water supply system with SucceBuy's reliable diaphragm pumps – compact, efficient, and built to last!

1.8 GPM 3-Chamber——12V Potable Water Pump, 1.8 GPM High Flow Rate

This 12V diaphragm pump delivers an impressive 1.8 GPM (6.81 L/min) flow rate and a 60 PSI preset pressure, ensuring efficient and reliable water supply. It features 40 to 100 PSI adjustable pressure, a pure copper motor, and a standard 1/2" MNPT port. Elevate your water system today!

3.0 GPM 3-Chamber——12V Potable Water Pump, 3.0 GPM High Flow Rate

This 12V diaphragm pump delivers an impressive 3.0 GPM (11.36 L/min) flow rate and a 50 PSI preset pressure, ensuring efficient and reliable water supply. It features 40 to 100 PSI adjustable pressure, a pure copper motor, and a standard 1/2" MNPT port. Elevate your water system today!

3.0 GPM 4-Chamber——12V Potable Water Pump, 3.0 GPM High Flow Rate

This 12V diaphragm pump delivers an impressive 3.0 GPM (11.36 L/min) flow rate and a 55 PSI preset pressure, ensuring efficient and reliable water supply. It features 40 to 100 PSI adjustable pressure, a pure copper motor, and a standard 1/2" MNPT port. Elevate your water system today!

3.5 GPM 3-Chamber——12V Potable Water Pump, 3.5 GPM High Flow Rate

This 12V diaphragm pump delivers an impressive 3.5 GPM (13.25 L/min) flow rate and a 50 PSI preset pressure, ensuring efficient and reliable water supply. It features 40 to 100 PSI adjustable pressure, a pure copper motor, and a standard 1/2" MNPT port. Elevate your water system today!

5.0 GPM 5-Chamber——12V Potable Water Pump, 5.0 GPM High Flow Rate

This 12V diaphragm pump delivers an impressive 5.0 GPM (18.93 L/min) flow rate and a 70 PSI preset pressure, ensuring efficient and reliable water supply. It features 40 to 100 PSI adjustable pressure, a pure copper motor, and a standard 1/2" MNPT port. Elevate your water system today!

Customize your water pressure effortlessly with our 12V diaphragm pump. Just open the pressure switch with a screwdriver, find the center screw hole, and turn clockwise to increase pressure or counterclockwise to decrease it. Tailor your water usage to fit your needs and save water efficiently.

Our 12V water pump with pressure switch features a high-quality motor paired with a plastic pump body, effectively reducing noise. The anti-vibration base and cushion design further minimize sound, providing a quiet and efficient water pumping solution for a peaceful environment.

Both the inlet and outlet feature standard 1/2" MNPT interfaces, our 12 volt water pump with pressure switch ensuring compatibility with your existing pump. Replacement and installation are quick and hassle-free.

Our 12V RV water pump effortlessly meets all your water needs—from washing and showering to toilet and kitchen use. Enjoy your RV life to the fullest with a pump that supports you every step of the way.

Features & Details

【Say Goodbye to Low Water Pressure】: It's designed to meet all your daily water needs efficiently and reliably, saving you valuable time.
1.8 GPM 3-Chamber——Upgrade to our 3-chamber 12V water pump delivering a high flow rate of 1.8 GPM (6.81 L/min) at a steady 60 PSI.
3.0 GPM 3-Chamber——Upgrade to our 3-chamber 12V water pump delivering a high flow rate of 3.0 GPM (11.36 L/min) at a steady 50 PSI.
3.0 GPM 4-Chamber——Upgrade to our 4-chamber 12V water pump delivering a high flow rate of 3.0 GPM (11.36 L/min) at a steady 55 PSI.
3.5 GPM 3-Chamber——Upgrade to our 3-chamber 12V water pump delivering a high flow rate of 3.5 GPM (13.25 L/min) at a steady 50 PSI.
5.0 GPM 5-Chamber——Upgrade to our 5-chamber 12V water pump delivering a high flow rate of 5.0 GPM (18.93 L/min) at a steady 70 PSI.
【Automatic Pressure Switch】: Customize your water pressure with an adjustable range from 40 to 100 PSI. The on-demand pressure switch automatically starts the pump when you open the faucet and stops it when you close it. Tested over 200,000 times for durability, it's built to last.
【Ultra-Quiet Operation】: Our 12V diaphragm pump features a pure copper motor for smooth and quiet performance. The plastic pump body and noise-reducing base effectively minimize sound, so it won't disrupt your work or sleep.
【Security You Can Trust】: Engineered to avoid overheating and overload, this 12V water pump ensures stable operation under optimal conditions. Experience consistent flow and pressure for continuous high-efficiency performance, keeping your tasks running smoothly without interruptions.
【Standard Size, Easy Replacement】: Our 12V diaphragm pump is equipped with standard 1/2" MNPT inlet and outlet, replacing your existing pump is a breeze.
1.8GPM / 3GPM / 3.5GPM——Ideal for use in RVs, boats, campers, food trucks, and more, it brings convenience to your lifestyle.
5GPM——It can be used in large-flow scenarios, such as agricultural irrigation, construction site drainage, industrial water circulation, municipal emergency drainage, and yacht deck cleaning. Note: The pump is not waterproof and is not suitable for outdoor use.

1.8 GPM 3-Chamber

3.0 GPM 3-Chamber

3.0 GPM 4-Chamber

3.5 GPM 3-Chamber

5.0 GPM 5-Chamber

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