The Best Seaflow 12V Water Pump of 2023 – Reviewed and Top Rated
2,496 Reviews Scanned
Rank No. #1
SEAFLO 55-Series Diaphragm Pump - 12V DC, 5.5 GPM, 60 PSI with Heavy Duty Pressure Switch | Self-Priming, Quiet Operation, 4-Year Warranty | Ideal for RV, Marine, and Off-Grid Water System
- Specifications: ✔️Model Number: SFDP1-055-060-55 ✔️Voltage: 12V DC ✔️Open Flow: 5.5 GPM (20.8 LPM) ✔️Shut-off Pressure: 60 PSI (4.2 BAR) ✔️Priming Capabilities: 9 FT (2.7 M) Suction Lift ✔️Max Draw: 17A ✔️Material: EPDM (Valves) / Santoprene (Diaphragm) ✔️Ports: 1/2"-14 MNPT Threaded ✔️Max Recommended Temperature: 140°F (60°C) ✔️Warranty: 4-Year Limited Warranty
- Included Components: ✔️SEAFLO 55-Series Diaphragm Pump ✔️Installation Instructions ✔️(2) 1/2" Barbed Hose Adaptors ✔️50 Mesh Inlet Strainer ✔️16 AWG, 9" (22.8 cm) Leads
- ✔️ [ HIGH FLOW RATE WITH 5-CHAMBER DESIGN ] : The advanced 5-chamber diaphragm ensures a high flow rate of 5.5 GPM, making it capable of supplying water to up to six fixtures at once. This design not only supports various simultaneous water uses—like showering, washing, or dishwashing—but also reduces pump cycling, delivering consistent water pressure. Whether used for marine, RV, or off-grid systems, this pump ensures dependable and continuous water flow.
- ✔️ [ HEAVY-DUTY PRESSURE SWITCH WITH BUILT-IN BYPASS ]: The upgraded pressure switch offers precise pressure control and stable performance by automatically activating the pump when needed and stopping it once the desired pressure is reached. The built-in bypass mechanism minimizes rapid cycling by maintaining consistent pressure, allowing water to flow back from the outlet side to the inlet if necessary. This function extends the pump’s lifespan and ensures a seamless water supply, making it particularly beneficial for systems with multiple water outlets.
- ✔️ [ SMART PRESSURE SWITCH WITH LONG LIFETIME ]: The SEAFLO 55-Series features a reliable Smart Pressure Switch that activates the pump automatically when water is needed and stops it when the demand ceases. Built for endurance, it offers a lifetime of over 200,000 on/off cycles, ensuring consistent and long-lasting performance for various water systems. This non-adjustable switch provides optimal pressure control without manual adjustments.
SaleRank No. #2
SEAFLO 33 Series 12V DC RV/Camper/Boat/Off-Grid Fresh Water Pressure Pump –12V, 3.0 GPM, 45 PSI, On Demand Self-Priming, Built-In Pressure Switch - NSF, CE & Rohs Certified, UL Listed, 4-Year Warranty
- [ SPECIFICATIONS ]: Model Number: SFDP1-030-045-33 | Voltage: 12V | Open Flow: 3.0 GPM (11.3 LPM) | Shut-Off Pressure: 45 PSI (3.1 BAR) | Priming Capabilities: 6 feet (1.8 meters) | Max Temperature: 140°F (60°C) | Ports: 1/2"-14 MNPT | Material: EPDM Valves / Santoprene Diaphragm.
- [ NSF UL CSA CERTIFIED FOR RV POTABLE WATER ]: Tested and certified to NSF/ANSI/CAN 61 & 372 (Potable Water Safety), NSF 24 (RV Plumbing), UL 778 (Motor-Operated Water Pumps), and CSA C22.2 No. 108 (Liquid Pumps). Safe for drinking water and compliant with RV and marine plumbing standards across North America.
- [ BACKED BY A 4-YEAR WARRANTY ]: Covered by SEAFLO’s 4-Year Limited Warranty, this pump is built for long-term reliability and peace of mind. Designed for tough freshwater demands, it’s the perfect choice for RVs, boats, cabins, and off-grid living where consistent performance is critical.
- [ HIGH-PERFORMANCE 3-CHAMBER DIAPHRAGM DESIGN ]: The advanced three-chamber diaphragm provides reliable 3.0 GPM flow at 45 PSI for consistent water delivery in marine, RV, and off-grid systems. This design minimizes cycling, ensures steady pressure, and enhances durability. Ideal for applications requiring moderate pressure and smooth performance.
- [ #1 TRUSTED OEM PUMP BRAND BY THE RV INDUSTRY ]: SEAFLO is the #1 OEM pump brand used by leading RV manufacturers across the USA. The 33 Series is trusted as factory-installed equipment for Forest River, Thor, Grand Design, Rev Group, Brinkley RV, Winnebago, and more, proving its reliability and widespread adoption in RV water systems.
Rank No. #3
SEAFLO 55-Series Diaphragm Pump - 12V DC, 5.5 GPM, 60 PSI with Heavy Duty Pressure Switch | Self-Priming, Quiet Operation, 4-Year Warranty | Ideal for RV, Marine, and Off-Grid Water Systems
- Specifications: Model Number: SFDP1-055-060-55 Voltage: 12V DC Open Flow: 5.5 GPM (20.8 LPM) Max Draw: 17A Shut-off Pressure: 60 PSI (4.2 BAR) Priming Capabilities: 9 FT (2.7M) suction lift Max Recommended Temperature: 140°F (60°C) Material: EPDM (Valves) / Santoprene (Diaphragm) Ports: 1/2"-14 MNPT Threaded Noise Level: 65 DB Fixtures Quantity: Up to 6 Leads: 16 AWG, 9" (22.8 cm) long Leads Duty Cycle: Intermittent Warranty: 4-Year Limited Warranty
- Included Components: (1) SEAFLO 55-Series Diaphragm Pump (1) Set of Installation Instructions (2) 1/2" Barbed Hose Adaptors (1) 50 Mesh Inlet Strainer
- High Flow Rate with 5-Chamber Diaphragm Design: The SEAFLO 55-Series Diaphragm Pump is engineered with a 5-chamber diaphragm that delivers an impressive flow rate of 5.5 gallons per minute (GPM). This high-volume output ensures that you can supply water to up to six fixtures simultaneously, making it ideal for a wide range of applications, from washing to bathing. The advanced diaphragm design reduces pump cycling, providing a smoother and more consistent water flow. Whether you're using it for your RV, boat, or water purification system, this pump delivers the power and performance you need.
- Heavy-Duty Pressure Switch with Built-In Bypass: The SEAFLO 55-Series pump is equipped with a heavy-duty pressure switch that provides precise pressure control and stable performance. The built-in bypass function further enhances the pump's efficiency by reducing rapid cycling and allowing water to flow back from the outlet side to the inlet. This feature not only extends the life of the pump but also ensures that your water system operates smoothly and without interruption. The adjustable pressure setting allows you to customize the pressure to suit your specific needs, making it a versatile and user-friendly choice.
- Self-Priming with Robust Suction Power: Enjoy the convenience of self-priming with the SEAFLO 55-Series pump, which can achieve a suction lift of up to 9 feet. This powerful suction capability ensures that the pump can be mounted remotely from the water source, providing flexibility in installation options. The pump is also capable of running dry without damage, offering peace of mind in case of accidental dry operation. Whether you're drawing water from a tank, well, or other sources, this pump provides reliable performance every time.
Rank No. #4
SEAFLO 33-Series Water Pump and Accumulator Tank System - 12V DC, 3.0 GPM, 45 PSI, 0.2 Gallon Tank - Reduces Cycling For Marine, Boat, RV, Off-Grid Applications- 4-Year Warranty! CE & RoHS Certified
- [ SPECIFICATIONS ] Model: SFWSK1-030-045-002 | Voltage: 12V DC | Open Flow: 3.0 GPM (11.3 LPM) | Tank Volume: 0.2 Gallon (0.75 L) | Pressure Off: 45 PSI (3.1 BAR) | Pressure On: 35 PSI (2.4 BAR) | Priming Capability: Self-priming up to 6 feet (1.8 m) suction lift | Max Draw: 11.0A | Ports: 1/2" MNPT | Material: EPDM valves / Santoprene diaphragm
- [ REDUCES CYCLING WITH ACCUMULATOR TANK ] The 0.2-gallon accumulator tank minimizes pump cycling, ensuring steady water pressure, quieter operation, and longer pump life by reducing wear and tear on internal components.
- [ POWERFUL PERFORMANCE FOR MULTIPLE FIXTURES ] With a 3.0 GPM flow rate and 45 PSI shut-off pressure, this pump is capable of simultaneously supplying water to up to three fixtures, making it perfect for boats, RVs, cabins, and tiny homes.
- [ DURABLE CONSTRUCTION FOR LONGEVITY ] Built with EPDM valves and a Santoprene diaphragm, this system withstands harsh conditions, providing corrosion resistance and consistent performance in marine, RV, and off-grid environments.
- [ EASY INSTALLATION & VERSATILE MOUNTING ] The system comes pre-assembled and is ready for installation, with horizontal or vertical mounting options for effortless setup in new or existing water systems.
Rank No. #5
ECO-WORTHY RV Fresh Water Pump 12V DC 3.5GPM 45PSI with Pressure Switch, 12Volt Self Priming Water Pressure Diaphragm Pump On demand for RV Yacht Camper Sprayer Food Truck Black
- Pump Specifications: 12V DC water pump provides 3.5 gallons per minute water flow, the pressure switch is set to 45PSI, Self-Priming up to 9.8 vertical feet, lift up to 98 feet. 6.0 Max amps
- Automatic Pressure Switch: Equipped with on demand pressure switch for high flow demand, reject rapid cycling or stop working. When the faucet is opened, the pressure switch is turned on, which makes the operation more convenient. It also can adjusted according to your needs, adjustable pressure range is 35-80PSI
- Reliable Performance: Thermal overload protection is built into the water pump to make it safe to use, also can run dry without damage. When the temperature is above 70℃/ 158℉, it will automatically stop the circuit to protect the motor
- Widely Applications: The water pressure pump is easy to install and carry. It can be widely used in many fields, like RV, Yacht, Camper, Food Truck, etc. Which can provide a more convenient lifestyle to you
- Your First Choice: We always pay attention to customer shopping experience. If you have any doubts, you can always talk to us through the order form. We will always be here
Last update on 2025-07-04 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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