Will a Cordless Drill Battery Run A Trolling Motor? Here’s What You Need to Know!

will a cordless drill battery run a trolling motor

Are you thinking of powering up your trolling motor using a cordless drill battery? It might sound appealing to use the power tool battery you already have at home for your fishing trips. But the question is, can it handle the power requirements of the trolling motor? Cordless drill batteries have come a long way, with advances in lithium-ion technology and more power output. They’re compact and convenient, making them a go-to choice for DIY projects around the home.

However, when it comes to trolling motors, they need a lot more juice to get your boat moving. Trolling motors are electric-powered, and they require a battery that can provide consistent power for hours. Using a cordless drill battery might work for a short while, but it’s not efficient, and you’ll end up draining your battery quickly.

That means you’ll need to bring extra batteries on your fishing trip, which can be a hassle. Think of it as using a regular AAA battery to power a car engine. It’s just not going to work.

Trolling motors need deep cycle batteries that can handle large amounts of power for an extended period. So, while it might be tempting to use a cordless drill battery, it’s not practical or safe for your trolling motor. In conclusion, if you want to ensure that your trolling motor has enough power to keep you fishing all day, invest in a deep cycle battery specifically designed for the job.

While cordless drill batteries might be convenient for DIY projects, they’re not suitable for trolling motors and will end up draining quickly. So choose the right battery for the job, and you’ll have a great time out on the water.

Explaining the Power Source for Trolling Motors

Many people wonder if a cordless drill battery can run a trolling motor, and the answer is yes! Cordless drill batteries can power trolling motors because they are both types of DC power sources. However, it’s important to note that not all cordless drill batteries are created equal. Some batteries may not have enough power or capacity to last long enough to run a trolling motor.

It’s essential to choose a battery with a higher voltage or amp-hour rating to ensure its effectiveness. Additionally, it’s crucial to have a battery charger and to recharge the battery after each use. With the proper battery and maintenance, you can enjoy a peaceful day on the water with a quiet and efficient trolling motor powered by a cordless drill battery.

Electric and Gasoline-powered Trolling Motors

Trolling motors are essential for anglers who want to maintain precise control of their boat’s movement while fishing. There are two main types of trolling motors, electric and gasoline-powered. Electric trolling motors are powered by batteries, which are rechargeable and can provide hours of usage on a single charge.

On the other hand, gasoline-powered trolling motors use gasoline engines that require constant refueling. Electric trolling motors offer many advantages since they are quieter, don’t produce exhaust fumes, and save on fuel costs. They also require less maintenance since there are no spark plugs or carburetors to maintain.

Battery-powered trolling motors are perfect for fishing in calm waters, such as lakes and small ponds. However, they might not be sufficient for fishing in rough waters or fighting against strong currents. Gasoline-powered trolling motors are typically more powerful than electric models and are perfect for fishing in rough waters or fighting against strong currents.

They also provide longer running times compared to electric trolling motors. However, they require more maintenance and upkeep since they have an engine that requires regular servicing. In conclusion, electric trolling motors are ideal for anglers who prefer quiet motors, lower costs, and easy maintenance.

Gasoline-powered trolling motors are better suited for those who require greater power and longer running times. Understanding the differences between these two types of motors will help anglers choose the right one for their specific fishing needs.

will a cordless drill battery run a trolling motor

Battery Requirements for Trolling Motors

As any angler knows, having a reliable trolling motor is essential for maximizing your fishing success. But what many people don’t realize is that selecting the right battery to power your trolling motor is just as important. The battery supplies the energy that the motor needs to propel the boat, and getting it wrong could mean a day spent struggling to reach your desired fishing spot.

The first thing to consider is the size and power requirements of your motor. Larger motors need more battery power to run effectively. You’ll also want to think about the duration of your fishing trip and the amount of power you’ll need to cover the distance you plan to travel.

Overall, it’s important to choose a high-quality battery that’s designed specifically for trolling motors, with enough capacity to get the job done. By taking the time to select the right battery, you’ll enjoy a smooth and uninterrupted day on the water.

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Types of Batteries for Trolling Motors

When it comes to trolling motors, the type of battery used is crucial for optimal performance. There are a few different types of batteries that can power a trolling motor, each with its own set of pros and cons. The most common type of battery for trolling motors is the lead-acid battery, which is affordable and readily available.

However, these batteries are quite heavy and require regular maintenance, including topping up the water levels. Another option is the lithium-ion battery, which is more expensive but also lighter and longer-lasting. Finally, there is the AGM or gel battery, which is a middle ground between lead-acid and lithium-ion batteries.

These are also maintenance-free like lithium-ion batteries and have a longer lifespan than lead-acid batteries. Ultimately, the type of battery you choose depends on your needs, preferences, and budget.

Comparing Trolling Motors and Cordless Drills

People often wonder if their cordless drill battery could work with their trolling motor. Although the answer varies depending on several factors, the short answer is yes, it could work. However, keep in mind that trolling motors and cordless drills function differently and require different levels of power to operate effectively.

Trolling motors are designed to move boats at different speeds and directions in the water. On the other hand, cordless drills are meant to create rotational force on small objects, such as screws and bolts. Therefore, while a cordless drill battery can run a small trolling motor, it may not sustain the necessary power for a longer period of time compared to a dedicated marine battery.

Additionally, if you plan to use a cordless drill battery for your trolling motor, make sure to have a backup plan in case the power runs out unexpectedly or the battery fails. Overall, using a cordless drill battery for a trolling motor can work as a temporary solution but may not be the most suitable long-term option.

Power Output of Cordless Drills and Trolling Motors

When it comes to power output, it can be tricky to compare cordless drills and trolling motors. Both tools have unique capabilities and purposes, but they do share some similarities in terms of their electrical power. Cordless drills are designed primarily for drilling holes and driving screws, and they typically have a power output ranging from 12 to 20 volts.

Trolling motors, on the other hand, are typically used for powering boats, and they can have power outputs ranging from around 30 pounds of thrust up to hundreds of pounds of thrust. While there are some cordless drills that are powerful enough to be used for light-duty trolling, they do not compare in power or durability to a dedicated trolling motor. In general, if you need to power a boat, a trolling motor is the way to go, but for small tasks around the house, a cordless drill might be more appropriate.

Ultimately, the power output of both tools depends on their intended use and the specific needs of the user.

Battery Capacity of Cordless Drills and Trolling Motors

When it comes to comparing the battery capacity of cordless drills and trolling motors, there are a few key things to consider. Firstly, cordless drills typically have smaller batteries than trolling motors, as they are designed to be more compact and portable. This means that while a cordless drill might be able to run for a few hours on a single charge, a trolling motor can often run for much longer – sometimes up to 8 hours or more, depending on the size of the battery and the motor’s power rating.

Additionally, trolling motors often have features like variable speed settings and power-saving modes that can help to extend their battery life even further. Of course, the amount of time that a battery will last also depends on how the tool is used – for example, a cordless drill that is used continuously at high speeds will drain its battery much faster than one that is used sporadically for light tasks. Ultimately, when it comes to battery capacity, it’s important to choose a tool that meets your specific needs and usage patterns.

So, whether you’re looking for a powerful trolling motor for your fishing boat or a compact cordless drill for home DIY projects, make sure to consider the battery capacity as part of your decision-making process.

Can You Use a Cordless Drill Battery to Power a Trolling Motor?

If you’re wondering whether a cordless drill battery can run a trolling motor, the answer is it depends on the size of the motor and the battery’s capacity. A typical cordless drill battery has a voltage of 18V or 20V, while a trolling motor requires a minimum of 12V. Therefore, it is possible to use a cordless drill battery to power a small trolling motor.

However, larger trolling motors require more power, and a cordless drill battery may not provide enough juice to run it for long periods. Additionally, the amp-hour rating of the battery is another crucial factor to consider. The higher the rating, the longer the battery’s life will be.

Therefore, if you have a small boat and a small trolling motor, using a cordless drill battery as a backup can be a convenient option. On the other hand, if you have a larger boat or a more powerful trolling motor, you’ll need a larger battery that can provide the necessary power for uninterrupted trolling. Overall, it’s important to consider the specific requirements of your trolling motor before choosing the battery that will power it.

Compatibility of Battery Types for Trolling Motors

If you’re considering using a cordless drill battery to power your trolling motor, it’s important to know if they’re compatible. While it might seem like a convenient solution, cordless drill batteries aren’t the best option for trolling motors. First, cordless drill batteries have a lower amp-hour rating compared to deep cycle batteries, which are recommended for trolling motors.

This means they won’t last as long, and you’ll likely need to recharge them frequently. Additionally, cordless drill batteries aren’t designed to provide the continuous power needed to run a trolling motor. Trolling motors require a constant stream of power, and cordless drill batteries simply don’t have the capacity to provide that.

In short, while it might be tempting to use a cordless drill battery, it’s not advisable. Opt for a deep cycle battery instead, and you’ll have a smoother and more reliable experience on the water.

Factors to Consider before Using a Cordless Drill Battery for a Trolling Motor

Using a cordless drill battery for a trolling motor can be a cost-effective solution. However, before making any purchase, there are factors you need to consider. The battery’s voltage and capacity should match the trolling motor’s requirements.

A lower voltage battery may not be powerful enough to run your motor, while a higher voltage can cause damage. Additionally, the battery’s amp-hour (Ah) rating should be significant enough to last long hours on the water. A battery with a low Ah will drain quickly and leave you stranded.

Another crucial factor to consider is the battery type, whether it’s lithium-ion or lead-acid. Lithium-ion batteries are generally more expensive but are lightweight, have a long lifespan, and can be charged quickly. Lead-acid batteries, on the other hand, are affordable but bulky and less durable.

Ultimately, you need to strike a balance between affordability, battery type, voltage, and capacity that suits your needs.

Final Thoughts

If you’re headed out on the water and wondering if your cordless drill battery can run a trolling motor, the answer is maybe. It all depends on the voltage and amperage of your drill battery and the trolling motor’s requirements. Trolling motors typically require a 12V or 24V battery, and most cordless drill batteries are 18V.

However, there are some models that have higher voltage ratings. The other factor to consider is amperage. Trolling motors require a lot of power, so your cordless drill battery may drain quickly if it doesn’t have a high enough amperage rating.

Ultimately, it’s best to use a battery specifically designed for use with a trolling motor to avoid any complications. While it may be tempting to use what you already have, it’s not worth running out of power in the middle of a fishing trip. Overall, if you want to avoid any setbacks, it’s best to invest in a quality trolling motor battery and bring backups just in case.


In conclusion, while it may seem tempting to test the limits of your trusty cordless drill battery by using it to power a trolling motor, it is safe to say that this is not a wise decision. Not only will the battery likely not have enough power to sustain the motor for any significant amount of time, but the risk of damage or malfunction is high. So unless you want to be stranded in the middle of a lake with a dead battery and a malfunctioning motor, it’s best to stick with the appropriate power source for your trolling adventures.

As they say, sometimes it’s better to stay within the bounds of practicality rather than risk running aground on the shores of foolishness.”


Can I use a cordless drill battery to power a trolling motor?
It depends on the voltage and built-in capacity of the battery. Make sure to check the ratings of both the battery and trolling motor before attempting to use them together.

What type of cordless drill battery is best for a trolling motor?
Lithium-ion batteries are generally best because they have high energy density and can provide consistent power output over a longer period of time compared to NiCad or lead-acid batteries.

How long will a cordless drill battery last when used to power a trolling motor?
The battery life will depend on a few factors, such as the battery’s capacity, the trolling motor’s power requirements, and the speed at which you’re running the motor. Generally, you can expect to get a few hours of use out of a fully charged battery.

Can I recharge a cordless drill battery while I’m out on the water?
This depends on whether you have a charger that’s compatible with your battery and if you have access to a power source, such as a cigarette lighter adapter or a portable power bank.

How can I make sure my cordless drill battery lasts as long as possible when using it to power a trolling motor?
You can extend the battery life by making sure it’s fully charged before use, using the motor at a lower speed, and avoiding sudden, rapid acceleration or deceleration.

Can I use multiple cordless drill batteries to power a trolling motor?
Yes, you can wire multiple batteries together in parallel to increase the overall capacity and runtime.

Should I invest in a dedicated trolling motor battery instead of using a cordless drill battery?
It depends on your needs and usage. Dedicated trolling motor batteries are designed specifically for this purpose and may offer longer runtime, better reliability, and durability. However, they can also be more expensive than cordless drill batteries.

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