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Marine Battery Automotive Compatibility 

 September 19, 2021

By  Phil Borges

The average car owner spends a lot of time in their vehicle, with the engine running or off.

You might think that this is not an issue because your battery lasts for weeks on end, but have you ever considered how long it would last if the alternator wasn't charging it?

Have you ever asked yourself if a marine battery would fit into your vehicle?

In this article, we will discuss whether marine batteries are compatible with cars and which ones are best suited for automotive use. 

Marine Battery - Best Features

They are known to be more resistant than conventional batteries, which allow them to endure a lot of wear and tear.

Most marine batteries include core features such as: 

Deep cycle technology – This feature allows the battery to store electricity under a wide range of usage conditions and produce it efficiently when needed.

Long shelf life - This does not mean you can leave it in a closet for years without using it and expect it to power something at any given time.

It simply means that the battery can sit on a shelf for years without losing its ability to power things efficiently when needed.

Safety mechanisms – This is especially important where children are involved because they often play with objects in their hands. If you put a marine battery in your car then you should make sure it has safety features to prevent it from getting short-circuited or overheating.

One of the best features is that they can be used in more than just boats!.

You can use marine batteries in cars to power up your vehicle when it has been sitting idle for too long.

This will not only extend the life of your car battery but also lessen your gas expenses by being able to start the car with ease even if you have left it sitting around for weeks.

Know the different types of Marine Batteries

There are types of marine batteries that you should be aware of before you use them for automotive purposes.

These include:

Dual-purpose Batteries

These batteries are specifically designed for use in boats and automobiles. They are specifically made to allow for maximum discharging, recharging, and safety features that will ensure you can get the most out of your car's electrical system.

The cost of dual-purpose batteries is much higher than that of conventional automobile batteries, so make sure you can afford them before purchasing one.

Marine Deep Cycle Batteries

These are similar to marine starting batteries but come with additional features suitable for long-term use in boats.

Marine starting batteries come with the same features as conventional automobile batteries but are designed for high engine cranking power.

The downside of using a marine starting battery is that it can quickly deteriorate when usually used as an automobile battery.

The cost of a marine deep cycle battery is considerably less expensive than that of a dual-purpose battery.

If you intend to use a marine battery as an automobile battery, then you must maintain it periodically.

Cranking Marine Batteries

These cranking marine batteries are designed to deliver more power to amplify cranking power for boats.

They can also be used in automobiles but they are shorter-lived compared to marine deep cycle batteries or dual-purpose batteries.

When choosing a cranking battery, make sure that the product is suitable for use in your area and engine type.

The cost of a cranking marine battery is relatively more expensive than that of deep cycle batteries.

Understanding the differences between a marine battery to a car battery

When it comes to performance:

Marine batteries are a lot more powerful than car batteries and can be used to power anything from an electric motor, lights, or even if you're in the dark.

When it comes to longevity:

Marine batteries are considered the better option for boats because of their ability to last longer. The thicker plates in marine batteries ensure a power discharge that lasts more than other types, making them an optimal choice for anyone who spends most of their time on or near water.

When it comes to price worth:

Boat batteries have a reputation for being more expensive than car batteries, but it's not just because they are pricier. They're crafted to withstand the bumpy rides of waves and currents that make up life on the water.

While this is true in some cases, marine battery prices can vary significantly depending on what kind to purchase.

Is it safe to use a marine battery in car?

It is safe to use a marine battery in a car but you must make sure that the battery is compatible with the vehicle you want to use it with, otherwise, there will be problems.

Marine batteries are a necessary power source for boats and ships, but these heavy-duty life preservers can also be used to start up an automobile with a small engine.

A marine battery can be a replacement for a car's battery when it meets certain requirements. For example, voltage and CCA rate are important factors to consider.

Once you know these specifications your next step is determining the size and terminal positions of the new installation; they will need to match for everything to work properly.

A marine deep cycle battery is not a good choice for people who are primarily concerned with automotive batteries. A regular car battery will be much cheaper and more efficient in the long run, but if you want to power your electronics onboard then it's worth considering this option.

Marine batteries are not designed for cars, so even when they work out in freezing weather (-10°C), it is not recommended that you use them.

The reason is that marine batteries cause a significant decrease in life span if used with your car’s alternator voltage regulator because the two don't mix well together and can lead to damage on both parts.

FAQs

Marine Battery vs. Car Battery: Which is Better?

A marine battery provides a boat with the power it needs to function when you're out on the water. A car battery, on the other hand, is designed to provide power for an automobile's electrical system.

Both are made with different chemistries and depending on your needs, one might be a better option than the other.

Can you use a deep cycle battery in your vehicle?

Yes, you can use a marine deep cycle battery in your vehicle.

The question is whether or not this is the best idea. It is important to remember that these batteries are designed for different kinds of loads and they require different charge cycles.

Conclusion

We hope that this article helps you make an informed decision about whether or not to use a marine battery in your car. 

About the author

Hi, I'm Phil Borges.. thanks for reading.. My wife says I can't shut up about batteries so to save my marriage I've started this blog .. where I'd be ranting about batteries! Please leave a comment if you have any questions, I'm happy to help!

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