Best Bilge Pumps

Red white and blue automatic electric bilge pump
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Whether you’re a seasoned boater or a beginner, having a reliable bilge pump is essential for the safety and maintenance of your vessel. But with so many options on the market, how do you know which one to choose? In this comprehensive guide, we’ll take a look at the best bilge pumps available, and provide you with all the information you need to make an informed decision. From types and installation to maintenance and top brands, we’ve got you covered. So, let’s dive in and find the best bilge pump for your boat!

Buyers Guide

Here are some essential factors to consider:

  1. Capacity and Flow Rate: Capacity and flow rate refer to how much water the pump can handle and the speed at which it pumps water out of the bilge. It is crucial to choose a bilge pump with enough capacity to handle the size of your boat and the amount of water it might take on. Also, a higher flow rate means faster water removal, which can be crucial in an emergency.
  2. Power Source: Bilge pumps can be powered by different sources, including batteries, manual power, and even solar power. It is crucial to consider your power source options and choose one that fits your needs and preferences. For instance, if your boat is primarily used for short trips, a manual bilge pump could be a suitable option, while a battery-powered pump is better suited for longer trips.
  3. Automatic vs. Manual Operation: Bilge pumps can be either manual or automatic. A manual pump requires someone to operate it manually, while an automatic pump is activated when the water level in the bilge reaches a certain point. An automatic bilge pump provides added safety and convenience, especially if you are not always on board.
  4. Material and Durability: The material and durability of the bilge pump are essential factors to consider. The pump should be made of durable materials that can withstand harsh marine environments and last for a long time. It is also important to choose a pump that is easy to clean and maintain.
  5. Brand Reputation and Customer Reviews: Finally, it is important to research the brand reputation and read customer reviews before making a purchase. Look for reputable brands with a proven track record of producing high-quality bilge pumps. Customer reviews can provide valuable insights into the performance, reliability, and ease of use of different pumps.

By considering these factors, you can make an informed decision when selecting the best bilge pump for your needs.

Types of Bilge Pumps

There are various types of bilge pumps available in the market, each with its unique features and benefits. Here are some of the common types of bilge pumps:

  1. Submersible Bilge Pumps: Submersible bilge pumps are designed to be fully submerged in water. They are often the most popular type of bilge pump due to their high capacity and ease of installation. Submersible pumps are typically available in different sizes and can handle large volumes of water quickly.
  2. Manual Bilge Pumps: Manual bilge pumps require someone to operate them manually to remove water from the bilge. They are simple, reliable, and inexpensive, making them an excellent option for small boats or as a backup option. However, manual pumps require physical effort to operate, which can be tiring and time-consuming.
  3. Electric Bilge Pumps: Electric bilge pumps are powered by electricity and can be automatic or manually operated. They are available in different sizes and capacities and are ideal for boats of all sizes. Electric pumps are easy to use and provide fast water removal, making them ideal for emergency situations.
  4. Handheld Bilge Pumps: Handheld bilge pumps are designed to be used in tight spaces where larger pumps cannot reach. They are compact and portable, making them an excellent option for small boats and canoes. Handheld pumps can be manually or electrically powered.
  5. Diaphragm Bilge Pumps: Diaphragm bilge pumps are a type of electric pump that uses a flexible diaphragm to pump water. They are suitable for boats of all sizes and are popular due to their quiet operation and low power consumption. Diaphragm pumps are also self-priming, which means they can start pumping water quickly without any additional help.

Each type of bilge pump has its unique features and benefits. By understanding the different types of bilge pumps available, you can choose the one that best suits your needs and preferences.

Top Picks for Best Bilge Pumps

Submersible 12v Bilge Pump 1100 GPH



The MAXZONE submersible 12 V pump is your go-to solution for quick and reliable water pumping. It's great for marine use such as fishing boats, cruisers, runabouts, yachts—any vessel that needs a quick and easy way to pump out water without the need for constant attention or self-starting mechanics. With a large water flow rate of 1100 gallons per hour, you're sure to get all the water flowing away from the inside of your boat in no time!

  • Made for marine environment
  • Durable ABS shell
  • Economical
  • Short leads
Key Features:
  • 12 V
  • 1110 GPH
  • 1-1/8" diameter outlet
Buy from Amazon
03/07/2024 02:17 am GMT

Hand Operated Bilge Pump



You never know when your main electric pump will fail. But you can always count on the SeaSense hand bilge to save the day. This manual pump is a breeze to use and expels quite a bit of water once you get the rhythm down. It can squeeze into any corner and suck out any amount of water in no time. It’s light, leak-proof, and rust-proof, so it’s ready for any adventure. And it has a handy hose that you can snap on and off as you, please. The SeaSense hand pump is the ultimate backup for your boat.

  • Light weight
  • Corrosion resistant
  • Easy to use
  • Can only pump as fast as you
Key Features:
  • Self-priming
  • Anti-leak design
  • Large ergonomic handle
Buy from Amazon
03/08/2024 02:10 am GMT

Submersible 12V Automatic Bilge With Built-in Float Switch 1100 GPH



This MAXZONE automatic submersible pump is a great purchase for any boat. I had no trouble installing it and it performs well. Featuring, a built-in float switch that activates the pump when the water level goes up and deactivates it when the water is drained. Furthermore, it delivers a high flow rate of 1100 gallons per hour and uses only 3.8 amps of power! It also has a stainless steel shaft and plastic housing that is durable and resistant to rust and corrosion. Moreover, this pump has a one-meter wire lead and a 25mm outlet diameter respectively. Lastly, this pump fits most boats up to 21 feet long. The pump is silent and dependable, and I have not encountered any problems with it so far.

  • Easy install
  • 39" Inch leads
  • Automatic
  • Not designed for continuous use
Key Features:
  • Built in float switch
  • Quiet performance
  • Easy clean strainer
Buy from Amazon
03/07/2024 01:46 am GMT

Manual Siphon Bilge Pump


Better Boat

Searching for a manual bilge pump for your kayak or as a backup in your boat? Give this one a look! It works great and removes water efficiently from the hull. Furthermore, it comes with a long hose that can reach all parts of the kayak or boat. The nozzle filters out the debris and prevents blockages as well which is a nice feature. Likewise, it also features a rubber seal that improves the suction and makes pumping a lot quicker. This pump is made of sturdy materials that can handle corrosion and any saltwater environment you will face. Lastly, this pump is light and easy to carry, so I can keep it in my kayak without any storage issues.

  • Easy to use
  • Corrosion resistant
  • Portable
  • Requires manual effort
Key Features:
  • Does not require electricity
  • Filtered nozzle
  • Long hose
Buy from Amazon
03/08/2024 03:43 am GMT

Automatic Boat Bilge Pump 12v 750 GPH with Float Switch



This automatic submersible pump is small but powerful and can be used for boats, pools, or ponds. Moreover, it features a float switch that automatically turns on and off when the water level rises or falls. It features a 3/4 inch outlet diameter and can pump up to 750 gallons per hour! The pump is fairly easy to install with a snap-lock strainer base that can be removed for cleaning. It has a stainless steel shaft and an ABS plastic body that are corrosion-resistant and durable. Lastly, this pump operates quietly and smoothly without vibrations.

  • Efficient at pumping large volumes of water
  • Easy to install strainer base
  • Removable strainer for cleaning
  • May need priming
Key Features:
  • Automatic with built-in float switch
  • 750 GPH flow rate
  • 3/4" Inch outlet diameter
Buy from Amazon
03/08/2024 01:05 am GMT

Automatic 12-Volt Bilge Pump 500 GPH



Attwood's Sahara S500 automatic bilge is a compact and reliable pump that can handle most bilge water situations. It features a built-in float switch that activates the pump when the water level reaches a certain point. Furthermore, it features a 3/4-inch hose outlet and can pump up to 500 gallons per hour at open flow. Moreover, this pump is fairly easy to install with 29" inches of tinned copper wire and a snap-off strainer base that can be cleaned without tools. It has a permanent-magnet motor, a stainless steel shaft, and a steel-reinforced seal that are durable and corrosion-resistant. It also operates quietly and efficiently, drawing only 1.5 amps at open flow!

  • 29" Inches of wire
  • Quiet and efficient
  • Fast install
  • May not turn off automatically
Key Features:
  • 500 GPH
  • Stainless steel shaft
  • Snap off strainer
Buy from Amazon
03/08/2024 03:47 am GMT


Installation and Maintenance

Proper installation and maintenance of a bilge pump are essential to ensure that it operates efficiently and reliably when needed. Here are some tips for installing and maintaining a bilge pump:


  1. Choose the Right Location: The bilge pump should be installed in the lowest part of the bilge to ensure that it can remove all water. It is important to choose a location that is easily accessible for maintenance and repair.
  2. Secure the Pump: The pump should be securely mounted to prevent it from moving around and becoming damaged during rough seas.
  3. Install the Hose: The hose should be installed correctly, avoiding sharp bends or kinks that could restrict the flow of water. It is also important to ensure that the hose is securely clamped to prevent leaks.
  4. Connect the Power Source: The power source should be connected according to the manufacturer’s instructions. It is important to use the correct size wire and fuse to prevent electrical problems.


  1. Regular Inspection: Inspect the pump and hose regularly for signs of damage, wear, and leaks. Replace any damaged or worn parts promptly to ensure that the pump operates efficiently.
  2. Clean the Pump: The pump should be cleaned regularly to remove any debris or contaminants that could clog the pump or impeller. Follow the manufacturer’s instructions for cleaning the pump.
  3. Test the Pump: Test the pump regularly to ensure that it is working correctly. It is important to test the pump under real-world conditions to ensure that it can handle the expected water volume and flow rate.
  4. Replace the Pump: Bilge pumps have a limited lifespan, and it is important to replace them periodically. Follow the manufacturer’s recommendations for when to replace the pump.

By following these installation and maintenance tips, you can ensure that your bilge pump is always ready to perform its vital function of removing water from the bilge.

Tips and Tricks

Here are some tips and tricks for using and maintaining your bilge pump:

  1. Install a Bilge Pump Switch: Installing a bilge pump switch can help ensure that the pump only operates when necessary, reducing wear and tear on the pump and conserving battery power.
  2. Keep the Bilge Clean: A clean bilge can help prevent debris and contaminants from clogging the pump or impeller. Regularly cleaning the bilge can help maintain the efficiency of the pump.
  3. Use a Strainer: Installing a strainer in the intake hose can help prevent debris from entering the pump and clogging the impeller. Make sure to clean the strainer regularly to maintain its effectiveness.
  4. Regularly Check the Battery: The battery is the power source for most bilge pumps. It is important to check the battery regularly to ensure that it is fully charged and functioning properly. Consider installing a battery monitor to keep track of the battery’s status.
  5. Use a Backup Bilge Pump: Installing a backup bilge pump can provide added security in case the primary pump fails. Consider installing a manual or hand-operated pump as a backup option.
  6. Know How to Use the Pump Manually: In case of an emergency, it is essential to know how to operate the pump manually. Familiarize yourself with the manual operation of the pump in advance.

By following these tips and tricks, you can ensure that your bilge pump operates efficiently and effectively, providing the necessary water removal when needed.

Cheap vs Expensive

When it comes to bilge pumps, there are both cheap and expensive options available. While it can be tempting to go for the cheaper option, it’s important to understand the differences between the two and make an informed decision based on your needs and preferences.

Cheap Bilge Pumps:

Cheap bilge pumps are often basic models that provide the bare minimum when it comes to water removal. They are typically smaller in size and have lower flow rates, which means they may not be suitable for larger boats or emergency situations.

While cheaper pumps may be adequate for occasional use, they may not be as durable as more expensive models. They may also have a shorter lifespan, which means they may need to be replaced more frequently.

Expensive Bilge Pumps:

Expensive bilge pumps are often more advanced and have higher capacities and flow rates. They may also have additional features such as automatic switches or alarms, which can provide added convenience and security.

Expensive pumps are often made from higher-quality materials, which can make them more durable and long-lasting. They may also come with longer warranties and better customer support.

Ultimately, the decision between a cheap or expensive bilge pump will depend on your individual needs and budget. If you have a larger boat or expect to use the pump frequently, investing in a more expensive model may be worth it in the long run. On the other hand, if you have a smaller boat or only plan to use the pump occasionally, a cheaper option may be sufficient.

Regardless of the price, it’s important to choose a bilge pump that is reliable and fits your specific needs. Be sure to read reviews and do your research before making a purchase.

Top Brands

When it comes to bilge pumps, there are several top brands that are known for their quality, durability, and reliability. Here are some of the top brands to consider:

  1. Rule: Rule is a leading manufacturer of bilge pumps and has been in business for over 50 years. Their pumps are known for their high-quality construction, durability, and reliable performance. Rule offers a wide range of bilge pumps, including automatic and manual options, and their products are backed by a solid warranty.
  2. Attwood: Attwood is another popular brand that produces a variety of marine products, including bilge pumps. Their pumps are known for their efficiency, quiet operation, and ease of installation. Attwood offers both automatic and manual pumps, and their products are backed by a 3-year warranty.
  3. Johnson Pump: Johnson Pump is a well-respected brand in the marine industry and offers a range of bilge pumps to meet various needs. Their pumps are known for their durability, efficiency, and quiet operation. Johnson Pump offers both automatic and manual pumps, and their products are backed by a 3-year warranty.
  4. Whale: Whale is a UK-based company that produces a variety of marine products, including bilge pumps. Their pumps are known for their high-quality construction, efficiency, and ease of use. Whale offers both manual and automatic pumps, and their products are backed by a 2-year warranty.
  5. Seaflo: Seaflo is a newer brand that has quickly gained a reputation for producing affordable and reliable bilge pumps. Their pumps are known for their efficient operation, ease of installation, and low noise levels. Seaflo offers both automatic and manual pumps, and their products are backed by a 4-year warranty.

When choosing a bilge pump, it’s important to consider your specific needs and preferences. Each of these top brands offers a range of options to choose from, so be sure to read reviews and compare features before making a purchase.

Alternatives to Bilge Pumps

While bilge pumps are a common and effective solution for removing water from boats, there are also several alternatives to consider. Here are a few alternatives to bilge pumps:

  1. Sponge or Towel: For small amounts of water, a sponge or towel can be an effective way to remove water from the bilge. This method is manual and may require more effort, but it can be a good option in emergency situations or when a bilge pump is not available.
  2. Hand Pump: A hand pump is a manual alternative to a bilge pump that can be used to remove water from the bilge. These pumps are typically operated by hand or foot and can be an effective option for small to medium-sized boats. Hand pumps are often affordable and easy to install.
  3. Bucket: For small amounts of water, a bucket can be a simple and effective way to remove water from the bilge. This method is manual and may require more effort, but it can be a good option in emergency situations or when other options are not available.
  4. Wet/Dry Vacuum: A wet/dry vacuum is a versatile tool that can be used to remove water from the bilge. These vacuums are designed to handle both wet and dry materials, making them a good option for boats. However, they may be more expensive than other alternatives and may require an electrical source.

When considering alternatives to bilge pumps, it’s important to keep in mind the size of your boat, the amount of water you need to remove, and your budget. While bilge pumps are often the most convenient and effective option, these alternatives can be a good backup option or a temporary solution in emergency situations.

Benefits of Bilge Pumps

Bilge pumps offer several benefits for boat owners and can be an essential piece of equipment on any vessel. Here are some of the key benefits of bilge pumps:

  1. Water Removal: The primary benefit of bilge pumps is their ability to remove water from the bilge of a boat. This is important for maintaining the safety and stability of the vessel, as excess water can cause the boat to become unstable and potentially capsize.
  2. Prevents Damage: Bilge pumps help to prevent damage to the boat by removing water that can cause corrosion, mold, and mildew. Water can also damage electronics and other sensitive equipment on board, making it essential to remove water from the bilge.
  3. Safety: A bilge pump can help to keep the boat safe in emergency situations, such as a leak or a storm. By quickly removing excess water from the bilge, bilge pumps can help to prevent the boat from sinking and keep the crew safe.
  4. Convenience: Bilge pumps offer a convenient way to remove water from the bilge, without the need for manual labor or other equipment. Automatic bilge pumps can even be set up to turn on and off automatically, ensuring that the bilge stays dry without any manual intervention.
  5. Compliance: Many boating regulations require the installation of bilge pumps on certain types of boats, making them a necessary piece of equipment for compliance with local laws and regulations.

In summary, bilge pumps are an important piece of equipment for boat owners, offering benefits such as water removal, prevention of damage, safety, convenience, and compliance with regulations. It’s important to choose a high-quality bilge pump that is appropriate for your vessel and your needs, and to ensure that it is properly installed and maintained to ensure its effectiveness.


All About Boat Bilge Pumps – How And Why To Do A Quick Check To Make Sure It’s Working
Don’t Buy An Automatic Pump Until You’ve Watched This
How To Install A Bilge Pump In Your Boat – DIY Guide

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