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Top Pick
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SEAFLO 55-Series Washdown Pump Kit – 12V DC, 5.5 GPM, 70 PSI
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This is a washdown pump kit designed for use in boats and RVs, with a 12V DC motor and a flow rate of 5.5 gallons per minute (GPM). It has a maximum pressure of 70 PSI and comes with a trigger nozzle and coiled hose. | Check On Amazon |
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SHURFLO PRO BLASTER II DLX W/D Pump 4GPM
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This washdown pump is designed for boats and RVs, with a 12V DC motor and a flow rate of 4 gallons per minute (GPM). It has a maximum pressure of 60 PSI and includes a trigger nozzle and coiled hose. | Check On Amazon |
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Happybuy RV Water Pump 5.3 GPM 5.5 Gallons Per Minute 12V Water Pump Automatic 70 PSI
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This diaphragm pump is designed for use in boats, RVs, and other applications. It has a 12V DC motor and a flow rate of 5.3 GPM, with a maximum pressure of 70 PSI. It includes a 25-foot coiled hose and is designed to be automatic. | Check On Amazon |
Description:
A boat washdown pump is used to clean boats, decks, and other marine equipment. It typically uses raw water, salt water, or freshwater to spray a high-pressure stream of water for cleaning.
Some popular brands of washdown pumps include Jabsco, Shurflo, Johnson, Rule, Groco, and Seaflo. These pumps are available in various sizes and configurations, such as 12-volt and 110-volt, portable, high-volume models.
Installing a washdown pump on a boat typically involves mounting the pump, connecting the hoses and fittings, and installing a switch to
SEAFLO 55-Series Washdown Pump Kit – 12V DC, 5.5 GPM, 70 PSI

Product Description:
This is a washdown pump kit designed for use in boats and RVs, with a 12V DC motor and a flow rate of 5.5 gallons per minute (GPM). It has a maximum pressure of 70 PSI and comes with a trigger nozzle and coiled hose.
Specifications:
12V DC motor, 5.5 GPM flow rate, 70 PSI maximum pressure, includes trigger nozzle and coiled hose.
Pros
- High flow rate and pressure, including trigger nozzle and coiled hose for convenience.
Cons
- It may be more expensive than other options and less durable than other pumps.
SHURFLO PRO BLASTER II DLX W/D Pump 4GPM

Product Description:
This washdown pump is designed for boats and RVs, with a 12V DC motor and a flow rate of 4 gallons per minute (GPM). It has a maximum pressure of 60 PSI and includes a trigger nozzle and coiled hose.
Specifications:
12V DC motor, 4 GPM flow rate, 60 PSI maximum pressure, includes trigger nozzle and coiled hose.
Pros
- Affordable, includes trigger nozzle and coiled hose for convenience.
Cons
- Lower flow rate and pressure compared to other options may not be as durable as other pumps.
Happybuy RV Water Pump 5.3 GPM 5.5 Gallons Per Minute 12V Water Pump Automatic 70 PSI

Product Description:
This diaphragm pump is designed for use in boats, RVs, and other applications. It has a 12V DC motor and a flow rate of 5.3 GPM, with a maximum pressure of 70 PSI. It includes a 25-foot coiled hose and is designed to be automatic.
Specifications:
12V DC motor, 5.3 GPM flow rate, 70 PSI maximum pressure, includes a 25-foot coiled hose.
Pros
- High flow rate and pressure, includes a long coiled hose, designed to be automatic.
Cons
- It may be more expensive than other options and less durable than other pumps.
Buying Guide for Washdown Pumps
Water Pumped by the Washdown: The water pumped by the washdown pump is essential to consider. It determines how quickly and effectively you can clean the deck, hull, or other surfaces. The higher the GPM (gallons per minute), the more water will be pumped and the faster the cleaning process will be.
Pressure: The pressure of the washdown pump is also essential. It determines how forcefully the water will be sprayed onto your cleaning surface. Higher pressure can be helpful for more demanding cleaning jobs, but lower pressure may be preferred for more delicate surfaces. The pump’s PSI (pounds per square inch) rating can indicate the pressure it can produce.
Pump’s Performance: The performance of the washdown pump is an important consideration. A reliable and efficient pump will ensure you can quickly and easily clean surfaces without any issues. Look for a pump with a strong motor and durable components to withstand regular use.
Noise Level: The noise level of the washdown pump is essential if you want a quiet and peaceful experience while cleaning. Some pumps are louder than others, so checking the decibel level (dB) before purchasing is worth checking.
Price: Price is an essential factor to consider when buying a washdown pump. The cost of the pump will depend on its features and capabilities, so it’s crucial to decide on your budget beforehand. Remember, the cheapest option may only sometimes be the best value in the long run, so make sure to consider the quality and durability of the pump before making a decision.
FAQS
What is a washdown pump?
A washdown pump is specialized for cleaning boats, RVs, and other vehicles. It provides a high-pressure water stream to remove dirt, grime, and other debris. These pumps are designed to be durable and long-lasting and are commonly used in marine and recreational vehicle (RV) applications.
How to Install a Washdown Pump on a Boat?
The installation process for a washdown pump on a boat may vary depending on the specific model and type of pump. However, some general steps include mounting the pump in a dry, secure location, connecting the inlet and outlet hoses to the pump, and wiring the pump to a switch or circuit breaker. It is recommended to consult the manufacturer’s installation instructions or seek the help of a professional if you need clarification on the installation process.
How to winterize a boat washdown pump?
Winterizing your boat’s washdown pump is vital to protect it from damage during the colder months. First, to winterize a washdown pump, turn off the power supply to the pump.