Best Automatic Bilge Pump for the money in 2020. Tried, tested & reviewed

Image	Name	Top Choices	Latest Pricing
	1. Seaflo Automatic 650GPH Bilge Pump	Our Favorite	Amazon
	2. Attwood Sahara Automatic Bilge Pump	Premium Pick	Amazon
	3. MaxZone Automatic Submersible Bilge Pump	Great Value	Amazon
	4. Sailflo Automatic Submersible Boat Bilge Pump		Amazon
	5. Amarine Made Automatic Bilge Pump		Amazon

Pricing of these Automatic Bilge Pumps Range Between $18-$65

Seaflo Automatic 650GPH Bilge Pump Review

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The Seaflo Automatic 650GPH Bilge Pump is one of the most practical and efficient products in its category. It doesn’t only pack a very high flow rate, it also has a sensor switch that gets activated when the water levels are rising. Because its flow rate is huge, it can drain the water out very efficiently. Aside from featuring a well-built mechanism, this bilge pump is also very durable as it’s made from high-quality stainless-steel components that are resistant to rust and corrosion.

The housing of the Seaflo Automatic 650GPH Bilge Pump is sturdy and built from a very tough plastic that can withstand abuse. Furthermore, the pump features an energy saving system that employs power only when the water levels are on the rise. When this happens, the float switch that’s housed inside activates the unit. As far as protection against high currents goes, the ignition protection mechanism does its job very well. The pump is also silent and doesn’t vibrate.

The Seaflo Automatic 650GPH Bilge Pump can’t burn out when running out dry because it has anti-airlock protection. It comes with a user manual that contains the wiring diagram and all the instructions necessary for installing it.

Pros

• High flow rate
• Water level sensor
• Drains out the water efficiently
• Well-built
• High-quality components
• Resistant to rust
• Energy saving system
• Ignition mechanism that protects against high currents
• User manual
• Silent

Cons

• Starts working when it senses the water levels have risen
• Difficult to install
• Strainer needs to be cleaned very often 

Attwood Sahara Automatic Bilge Pump Review

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The Attwood Sahara Automatic Bilge Pump can be used to provide bilge water for any kind of boats, small or large, designed for fishing or living. It works with vessels of up to 20 feet or 6 m and that have sleeping accommodations, so it can be used on yachts without any problems. This pump is durable and compact, so it doesn’t occupy too much space, nor it’s noisy or vibrates. It starts to pump as soon as the water in it is cleared out, and it does this very quickly and is oftentimes used for emptying out fishing kayaks and larger boats.

The Attwood Sahara Automatic Bilge Pump works at 12V of power and features a permanent magnet motor that makes it more durable. Besides, its shaft is made from stainless-steel and therefore, resistant to rust or corrosion. It comes with the copper wire for installing it with the electric components of any boat. There are 3 models of this pump, models that can be chosen according to the power of the vessel on which it’s going to be installed. These models are: 500 GPH, 750 GPH and 1100 GPH.

The package of the Attwood Sahara Automatic Bilge Pump includes the pump, a strainer, wire seals and a mercury-free switch in a single unit. The pump is easy and fast to install, so there’s no need for professional help or any special tools to get it to work properly and can easily be controlled by hooking it up to your marine switch board.

Pros

• Available in 3 models
• Durable
• Compact
• Silent
• Automatic
• Stainless-steel shaft
• Comes with wires
• Easy to install
• Suitable for larger boats
• Easy to clean

Cons

• Expensive
• Unreliable float switch
• 500GPH model has a very low capacity

MaxZone Automatic Submersible Bilge Pump Review

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The MaxZone Automatic Submersible Bilge Pump works silently and doesn’t vibrate, so it’s ideal for fishing boats and vessels with sleeping accommodations. It pumps 1100 GPH with 12V of power and doesn’t need to have a float switch bought separately because it has one built-in. This pump doesn’t use any power until its internal float switch has been activated, as soon as the water levels have risen. The unit also features a reed sensor in order to operate 100% automatically.

When it comes to the shaft of the MaxZone Automatic Submersible Bilge Pump, this is made from stainless-steel and very durable, not to mention resistant to rust and corrosion. The pump is equipped with anti-airlock protection too, so it doesn’t burn out when running dry. It can be used with the panel switch in case of manual override and is extremely efficient, even when the currents are low. Its motor has a long life and is small, so the pump doesn’t occupy too much space.

The MaxZone Automatic Submersible Bilge Pump comes with the instruction manual and a wiring diagram. Its strainer can be easily removed, cleaned and kept functioning properly. Besides, the motor is sealed very tightly against water and moisture.

Pros

• Silent
• 1100 GPH
• Float switch included
• Manual override
• Reed sensor
• Stainless-steel shaft
• Anti-airlock protection
• Long-life motor
• Compact
• Easy to remove the strainer

Cons

• Unreliable float switch
• Feels cheap
• Takes a while to install it 

Sailflo Automatic Submersible Boat Bilge Pump Review

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The Sailflo Automatic Submersible Boat Bilge Pump has an output of 1100GPH and features a float switch that allows it to operate automatically, as soon as the water levels have risen. It turns off as soon as the water has been removed, saving power and increasing durability. This bilge pump is silent and doesn’t vibrate, so it can be used for fishing boats and vessels with sleeping accommodations. It connects to a ¾ inches or 19mm hose and is very easy to install.

The Sailflo Automatic Submersible Boat Bilge Pump has a heavy-duty motor and features a stainless-steel shaft that’s resistant to rust and corrosion. It’s submersible and features an ignition protection system. Besides, it’s also compact enough for smaller boats. In case of manual override, it can be used with the switch panel. Its strainer comes off easily and can be cleaned without any effort. More than this, the pump has an anti-airlock design and features moisture tight seals.

The wiring diagram and installation instructions for the Sailflo Automatic Boat Bilge Pump are available in the package. They’re not difficult to understand, so anyone can read them and install the unit without professional help or any special tools.

Pros

• 1100GPH output
• Comes with a float switch
• Saves power
• Durable
• Silent
• Easy to install
• Heavy-duty motor
• Ignition protection
• Manual override
• Moisture seals

Cons

• Strainer needs to be cleaned very often
• Unreliable float switch
• Not high-quality 

Amarine Made Automatic Bilge Pump Review

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Available at a very good price, the Amarine Made Automatic Bilge Pump does its job very well and comes with its own float switch. It’s compact and submersible, also suitable for larger boats as it has the 1100GPH capacity. More than this, it features a reed sensor system, so it’s fully automatic and doesn’t use any power until the water levels have risen and the internal float switch has been activated. The motor of this pump is heavy-duty and built to last for a very long time.

The shaft of the Amarine Made Automatic Bilge Pump is made from stainless-steel and 100% resistant to corrosion or rust. When it comes to the housing, this is tough plastic and can withstand strong impacts or shocks. The strainer can be easily removed for cleaning, while the button at the rear of the unit is meant for testing. This bilge pump is extremely efficient, even when the water current is low, whereas the ignition protection works perfectly when the currents are high.

The Amarine Made Automatic Bilge Pump is very easy to use, not to mention it comes with a wiring diagram and the installation instructions. Its components are of high-quality and made from durable materials, which means they don’t break in extreme conditions.

Pros

• Float switch included
• Compact
• Reed sensor
• Saves power
• Heavy-duty motor
• Stainless-steel shaft
• Good price
• Easy to remove the strainer
• Ignition protection
• Durable

Cons

• A little bit noisy
• Poor float switch design
• Not suitable for larger vessels