Did you just search for the best washdown pump or something similar to that? If yes, then trust us, you have arrived at the right place. In this article, we will take a look at some of the best chosen affordable washdown pump that you can buy online. Our team has spent a considerable amount of time in researching and physically reviewing the products. So, if you would like to know the detailed insights then make sure that you read the article carefully till the end.
We always take that extra step while reviewing products, so that our user base only gets exposed to the best and reliable washdown pump. After hours and hours of analysis and deduction, we come to the decision that DC HOUSE 42-Series Upgrade Water Diaphragm Pressure Pump, 5.0 GPM 55 PSI 12V DC Self Priming Water Pump for RV Caravan Marine Yacht could be the best washdown pump for your needs. But, if you are still looking for something more cheaper and reliable, then you are free to go for DC HOUSE 42-Series Upgrade Water Diaphragm Pressure Pump, 5.0 GPM 55 PSI 12V DC Self Priming Water Pump for RV Caravan Marine Yacht.
The table below provides a quick overview of the Top washdown pump. You can take a look on the design before reading a complete review. Plus, the features that make each product stand out from the crowd are highlighted, with a view to save your precious time.
Best washdown pump
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Product Title
Score
Amarine Made 70 PSI Washdown Deck Wash Pump KIT 12v 5.0 GPM for Caravan Rv Boat Marine Yacht
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9.1
DC HOUSE 42-Series Upgrade Water Diaphragm Pressure Pump, 5.0 GPM 55 PSI 12V DC Self Priming Water Pump for RV Caravan Marine Yacht
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8.7
Happybuy RV Water Pump 5.3 GPM 12V Water Pump Automatic 70 PSI Diaphragm Pump with 25 Foot Coiled Hose Washdown Pumps for Boats Caravan Rv Marine Yacht
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7.8
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Product Title
9.9
Seaflo 70 PSI Washdown Deck Wash Pump KIT 12v 5.5 GPM for Caravan Rv Boat Marine Yacht
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9.6
SEAFLO 55-Series Washdown Pump Kit – 12V DC, 5.5 GPM, 70 PSI
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9.1
Amarine Made 70 PSI Washdown Deck Wash Pump KIT 12v 5.0 GPM for Caravan Rv Boat Marine Yacht
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8.7
DC HOUSE 42-Series Upgrade Water Diaphragm Pressure Pump, 5.0 GPM 55 PSI 12V DC Self Priming Water Pump for RV Caravan Marine Yacht
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8.4
Johnson Pumps 10-13407-07 Aqua Jet 5.2 Wash Down Pump, 12V
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8.1
SHURFLO Blaster II WD Pump 12VDC 3.5GPM
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7.8
Happybuy RV Water Pump 5.3 GPM 12V Water Pump Automatic 70 PSI Diaphragm Pump with 25 Foot Coiled Hose Washdown Pumps for Boats Caravan Rv Marine Yacht
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7.4
SEAFLO 55-Series Diaphragm Pump – 12V DC, 5.5 GPM, 60 PSI
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7.1
Jabsco 32900-0092 ParMax 4.0 GPM Washdown Pump – 12VDC 60 PSI with 25 ft. hose coil
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6.2
SHURFLO Problaster Ii 4.0 Washdown Pump, 12v
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Seaflo 70 PSI Washdown Deck Wash Pump KIT 12v 5.5 GPM for Caravan Rv Boat Marine Yacht
80PSI 7.5 GPM Washdown Pump Kit - 12V Marine Self-Priming Water Pump with Pressure Switch, High-Performance RV Fresh Water Pump for Boats, Campers, Travel Trailers, Sprayers, and Yachts
$138.00
in stock
Amazon.com
as of April 19, 2025 2:09 pm
Features
- High-Performance Washdown Pump Kit: Equipped with a 12V pump delivering 7.5 gallons per minute (GPM) flow rate and 80 PSI pressure, the kit includes a 25-foot UV-resistant hose, quick-connect trigger nozzle, 1/2'' NPT connectors, and a seawater filter to prevent clogging. Ideal for cleaning boats, RVs, gardens, campers, and showers.
- Exceptional Performance and Reliable Design: Offers 6 feet of vertical suction lift and 80 PSI shut-off pressure, perfect for freshwater and saltwater cleaning tasks. Features an adjustable pressure switch and thermal overload protection to prevent overheating, automatically restarting when safe temperatures are restored.
- Quiet Operation and Durable Construction: Engineered with a 5-chamber diaphragm design and dual-bearing motor for low noise and vibration. The ABS-engineered plastic body, waterproof motor cover, and sealed pressure switch ensure dependable performance in tough conditions.
- Complete Accessories for Easy Installation: Comes with a high-efficiency pump, UV-protected coiled hose, quick-connect fittings, a high-pressure spray nozzle, and a universal filter. Simple to set up and operate, making it ideal for outdoor cleaning tasks.
- Versatile Applications: Designed for intermittent use, this 12V pump is suitable for cleaning boats, RVs, decks, fish tanks, and gardens. Perfect for washing anchor chains, beacon stations, and leisure decks, offering a comprehensive solution for a variety of cleaning needs.
SEAFLO 55-Series Washdown Pump Kit – 12V DC, 5.5 GPM, 70 PSI
SEAFLO 33 Series DC Diaphragm Pump – 4-Year Warranty! 12V, 3.0 GPM, 45 PSI, Self-Priming, Run Dry Safe, Built-In Pressure Switch | Ideal for Marine, RV, and Water Systems
$63.99 in stock
3 new from $63.99
Amazon.com
as of April 19, 2025 2:09 pm
Features
- [ 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) suction lift, Max Recommended Temperature: 140°F (60°C), Material: EPDM (Valves) / Santoprene (Diaphragm), Ports: 1/2"-14 MNPT
- [INCLUDED COMPONENTS]: 1x 51S01 Filter, 2x 51F001 1/2"-14 FNPT x 1/2" Barb Straight Pump Fittings, Installation Instructions, Warranty Information, Pump
- [ HIGH-PERFORMANCE 3-CHAMBER DESIGN ]: The advanced 3-chamber diaphragm design delivers smooth and consistent water flow up to 3.0 GPM, making it ideal for moderate-pressure water system applications.
- [ CAPABLE OF SUPPLYING UP TO 4 FIXTURES ]: This versatile pump provides enough water flow and pressure to operate up to 4 fixtures simultaneously, ensuring consistent performance in RVs, boats, or water systems.
- [ SELF-PRIMING AND RUN DRY CAPABILITY ]: Capable of self-priming up to 6 feet (1.8 meters) with a head capability of 6 feet, this pump ensures flexibility in installation and dependable suction power. It can also run dry without damage.
Amarine Made 70 PSI Washdown Deck Wash Pump KIT 12v 5.0 GPM for Caravan Rv Boat Marine Yacht
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
$122.99
in stock
3 new from $122.99
Amazon.com
as of April 19, 2025 2:09 pm
Features
- 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.
DC HOUSE 42-Series Upgrade Water Diaphragm Pressure Pump, 5.0 GPM 55 PSI 12V DC Self Priming Water Pump for RV Caravan Marine Yacht
SEAFLO 55-Series Washdown Deck Wash Pump Kit - 12V, 5.5 GPM, 70 PSI, 4-Year Warranty for Caravan, RV, Boat, Marine, and Yacht
$139.99
in stock
3 new from $139.99
Free shipping
Amazon.com
as of April 19, 2025 2:09 pm
Features
- Model Specifications: Model Number: SFWP1-055-070-55 Voltage: 12V Open Flow: 5.5 GPM / 20 LPM Pressure Off: 70 PSI / 4.8 BAR Inlet/Outlet Size: 1/2"-14 MNPT Material: EPDM (Valves) / Santoprene (Diaphragm) Product Dimensions: 8.7" L x 5.75" W x 5.2" H Item Weight: 9.79 Pounds
- High-Performance Pump with Built-In Check Valve: The SEAFLO 55-Series Washdown Pump Kit features a built-in check valve for seamless operation. With a maximum flow rate of 5.5 GPM and a pressure cut-off of 70 PSI, this pump delivers powerful water flow to handle even the toughest cleaning tasks. Whether you're washing down your boat, RV, or marine equipment, this pump ensures efficient and reliable performance every time.
- Extended Spray Gun Range: Equipped with a high-quality trigger spray nozzle, this washdown pump kit offers an impressive spray range of up to 32.81 feet. This extended reach makes it easy to clean hard-to-reach areas, ensuring thorough and effective cleaning. The spray gun is designed for comfort and ease of use, allowing you to tackle any cleaning job with precision and control
- Durable, Corrosion-Resistant Motor: The SEAFLO 55-Series pump features an anticorrosive stoving varnish coated motor for enhanced protection in wet environments. This durable construction ensures long-lasting performance, even in harsh marine conditions. The seamless motor body adds an extra layer of protection, making this pump an excellent choice for both fresh and saltwater applications.
- Self-Priming and Intermittent Duty Cycle: This washdown pump is self-priming with an adjustable pressure switch, allowing for easy installation and reliable operation. The pump can run dry without damage, making it suitable for various cleaning applications. With an intermittent duty cycle, the SEAFLO 55-Series pump is designed for efficiency and longevity, providing consistent performance when you need it most.
Johnson Pumps 10-13407-07 Aqua Jet 5.2 Wash Down Pump, 12V
SEAFLO 33 Series Washdown Deck Wash Pump Kit - 12V DC, 3.0 GPM, 70 PSI, Heavy Duty Pressure Switch, for RV, Boat, Marine, Yacht, Freshwater, and Saltwater Applications | 4-Year Warranty
$109.99
in stock
4 new from $109.99
Free shipping
Amazon.com
as of April 19, 2025 2:09 pm
Features
- [ SPECIFICATIONS ]: Model Number: SFWP1-030-070-33 Voltage: 12V DC Open Flow: 3.0 GPM (11.3 LPM) Shut-off Pressure: 70 PSI (4.8 BAR) Priming Capability: Self-priming up to 6 feet (1.8 m) suction lift Max Draw: 18.0 A Inlet/Outlet Size: 1/2"-14 MNPT Material: EPDM valves / Santoprene diaphragm
- [ HIGH-EFFICIENCY PUMP PERFORMANCE ]: Capable of delivering a powerful 3.0 GPM flow rate at 70 PSI, this pump ensures fast and effective cleaning, saving you time and effort.
- [ HEAVY-DUTY PRESSURE SWITCH ]: The built-in pressure switch automatically activates when the spray gun handle is squeezed and shuts off when released, offering precise control and protecting the pump from over-pressurization.
- [DURABLE AND CORROSION-RESISTANT CONSTRUCTION ]: Built with EPDM valves, a Santoprene diaphragm, and ABS engineering plastics, this pump is designed to withstand harsh conditions in both freshwater and saltwater environments.
- [ COMPLETE WASHDOWN KIT INCLUDED ]: Includes a heavy-duty pump, 25-foot UV-protected coiled hose, trigger spray nozzle, quick-connect fittings, 50 mesh inlet strainer, and two 1/2" barbed fittings for a complete cleaning solution.
SHURFLO Blaster II WD Pump 12VDC 3.5GPM
SEAFLO 55-Series Washdown Pump Kit - 12V DC, 5.5 GPM, 60 PSI, Self-Priming, Adjustable Pressure Switch, Coiled Hose, Spray Nozzle, High Flow and Pressure for RV, Boat, and Off-Grid Applications
$139.99
in stock
2 new from $139.99
Amazon.com
as of April 19, 2025 2:09 pm
Features
- POWERFUL AND EFFICIENT WASHDOWN SYSTEM: Equipped with the SEAFLO 55-Series 12V DC diaphragm pump, delivering an impressive 5.5 GPM flow rate and 60 PSI pressure. Designed for heavy-duty cleaning tasks, this system is perfect for removing dirt, grime, and debris from boats, RVs, decks, and outdoor equipment.
- COMPLETE KIT FOR EASY INSTALLATION: Includes everything you need: SEAFLO 55-Series pump, coiled hose for convenient reach, high-pressure spray nozzle for targeted cleaning, quick connect fittings for easy setup, and an inline filter to protect the pump from debris. Simplify your cleaning routine with a fully equipped washdown system.
- SELF-PRIMING WITH ADJUSTABLE PRESSURE SWITCH: The self-priming pump allows for flexible installation, operating up to 6 feet of vertical lift. The adjustable pressure switch ensures consistent water flow and pressure to suit various cleaning needs, whether it's a light rinse or a heavy-duty wash.
- BUILT TO LAST IN TOUGH CONDITIONS: Constructed with durable materials like a Santoprene diaphragm and polypropylene housing, this pump handles both saltwater and freshwater. The system features thermal protection, run-dry capability, and a rugged design to withstand harsh marine and outdoor environments.
- QUIET OPERATION WITH VIBRATION CONTROL: Designed with a rubber mounting base to reduce vibration and minimize noise, ensuring a smoother and quieter operation. Ideal for applications where minimal noise is critical, such as on boats and RVs.
Happybuy RV Water Pump 5.3 GPM 12V Water Pump Automatic 70 PSI Diaphragm Pump with 25 Foot Coiled Hose Washdown Pumps for Boats Caravan Rv Marine Yacht
7.0GPM 70PSI Water Pump, 12V RV DC Fresh Washdown Pump Kit with Pressure Switch, Self-Priming Diaphragm Water Pump for Boats, Marines, Campers, Travel Trailers, Sprayers, and Yachts
$129.99
in stock
Amazon.com
as of April 19, 2025 2:09 pm
Features
| Model | LSDP1-070-070-051KIT |
SEAFLO 55-Series Diaphragm Pump – 12V DC, 5.5 GPM, 60 PSI
VEVOR Water Diaphragm Pump 5.5 GPM 12V Washdown Pumps Automatic 70 PSI Pump for Car Washing, Agricultural Irrigation, Boats, Marine Yacht
$94.99
in stock
2 new from $94.99
1 used from $83.70
1 used from $83.70
Amazon.com
as of April 19, 2025 2:09 pm
Features
- [MAIN PARAMETER] Voltage: 12V DC ; Flow Capacity: 5.5 Gallons Per Minute ; Water Pressure: 70 PSI (4.8 bar) ; Nozzle Open Pressure: 55 PSI (3.8 bar) ; Hose Outlets: Suits 1/2" Diam Hose ; Twin Core Wire ; Current Draw: 17.2 Amp (Max 20 Amp) ; Duty Cycle: 30 mins ; Accessories: 1 x Trigger Nozzle with Quick Connect, 1 x Quick Connect Adaptor, 1 x UV-protected 25' Coiled Hose, 2 x NPT Connectors with 1/2" Straight Barb, 1 x Universal Saltwater Filter/Straine.
- [HIGH-QUALITY MATERIAL] The main body of the 5-chamber positive displacement diaphragm pump is made of ABS engineering plastic, which is one-piece, tightly sealed and durable. A high-powered motor with a waterproof cover and a sealed pressure switch ensure that the pump operates in harsh environments. Rubber mounting feet reduce noise and prevent corrosion.
- [EASY CONNECTING] Externally threaded port pump heads are available in a variety of sizes and mounting styles for easy connection to any outlet. The threaded connection of the water pipe is made of high quality brass and the filter can be removed for cleaning.
- [SUPERIOR PERFORMANCE] The self-priming 12V pump is equipped with an automatic pressure switch control that automatically opens and closes when you open and close the nozzle. In addition, the pump has built-in thermal overload protection, and when the motor overheats, the pump will automatically stop running. Once the temperature has dropped to an acceptable range, the pump will automatically restart.
- [WIDE APPLICATION] The 12v water pump is designed for intermittent use with a duty cycle of 30 minutes and is suitable for fresh or salt water. Ideal for cleaning boats, fish tanks, anchor chains, beacon stations and boats. It can also be used to clean ships, RVs and leisure decks.
Jabsco 32900-0092 ParMax 4.0 GPM Washdown Pump – 12VDC 60 PSI with 25 ft. hose coil
Jabsco Q401J-118N-4A Hotshot HD4 Marine Washdown Pump with 25' Coil - 12V, 4 GPM, 60 PSI Shut-Off
$194.44
in stock
40 new from $194.44
Free shipping
Amazon.com
as of April 19, 2025 2:09 pm
Features
- Diaphragm material: Co-molded TPV for durability
- Fittings & accessories: Quick Connect straight hosebarb, GHT fittings, 90 20 mesh Quick Connect strainer, trigger nozzle, and hose adapters
- Model: HotShot HD6 Heavy Duty Washdown Pump with 25' HoseCoil - 12V - 6 GPM - 70 PSI
- Pressure capability and life: HD models feature a wider diameter motor, powder coated shell, cast aluminum endbells, and lower housing for improved performance
- Standard models: Offer exceptional performance in an economical footprint with a plastic housing protecting the motors from corrosion
SHURFLO Problaster Ii 4.0 Washdown Pump, 12v
Jabsco Hotshot HD6 Heavy Duty Washdown Pump - 12V - 6 GPM - 70 PSI
$219.00
in stock
54 new from $219.00
Free shipping
Amazon.com
as of April 19, 2025 2:09 pm
Features
- Great Product
We hope that through this article you would have been able to grab the best washdown pump for yourself. For some reason, if you aren’t convinced with the top picks, then you can also consider checking out Happybuy RV Water Pump 5.3 GPM 12V Water Pump Automatic 70 PSI Diaphragm Pump with 25 Foot Coiled Hose Washdown Pumps for Boats Caravan Rv Marine Yacht. Lastly, if still all of this fails to catch your attention then contact us with your requirements and someone from the team would reach back to you with an appropriate option that you may like to consider.
