Top 7 Best Lithium Batteries For RV [Buying Guide]

If you own a heavy-duty boondocking RV and prefer going off the grid for an extended period, then you will need a battery that can last for years to come. Then, of course, you will connect those power-hungry electron devices and various other appliances on your trips.

So, you need a quality cell for this and choose a lithium battery that can conveniently deliver around 2000 rounds. Therefore, your battery will last for more than a couple of decades based on boondocking for up to 100 rounds a year.

Here are the best lithium batteries for RV that can last for many years.

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Best Lithium RV Batteries Reviewed

Ampere Time Lithium Battery

The lithium battery by Ampere Time is the best lithium battery for RV that you can use. It can conveniently manage more than 2000 cycles, and the deep cycle battery also comes with inbuilt 100A BMS.

This unit is a highly versatile one, and you can use it for various applications. But this is the best cell if you are planning a trip off-grid. The battery is available in different capacities for various voltage and amperage requirements.

This cell has a higher energy density, and it doesn’t discharge that quickly. Therefore, if your charge cycle lasts for a long time, you can conveniently connect your appliances and other electronics with this battery and charge them.

Another advantage of using this battery is you can conveniently move it around according to your needs and requirements. It only weighs approximately 50 lbs.

This unit also features an inbuilt battery management system (BMS) to protect the device from over or undercharging. With this system in place, your battery performs even better. It also has a wide operational temperature range, and you won’t have to worry about getting it in and out of your vehicle.

However, the battery’s BMS doesn’t handle heavy loads, so you might have to deal with that on your own. Perhaps this is where you will have to make some adjustments on your own.

Pros

• Up to 95% capacity usage
• IP 65 waterproof rating
• No maintenance is required

Cons

• No low-temperature cut-off.

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See also: Best RV Batteries for Boondocking

Lossigy Lithium Battery

This deep cycle battery comes with 12V configurations and is 300-ampere incapacity. Available in five different capacity types, you can pick one according to your requirements. This unit is not that heavy either, and you will feel pretty comfortable moving it from one place to another.

Another considerable advantage of this battery is, it can handle solar panel systems as well. So, if you are looking to use it as a backup unit, it will work just fine. This lithium battery can provide over 2000 cycles, so it will remain useful for the next couple of decades, depending on how you use it.

You won’t have to worry about your electronics and appliances running out of juice. It means you can conveniently use this unit for off-grid purposes. But its stable condition makes it versatile for a wide variety of applications.

The unit is pretty lightweight but has a durable construction. It also has inbuilt safety features and a quality battery management system that will prevent it from under or overcharging. It usually discharges but is slightly vulnerable when it overloads or over-voltages.

Pros

• Lightweight
• Wide outdoor application
• Extra Removable Bolt Battery terminals
• 5-years warranty

Cons

• A bit expensive

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Battle Born Lithium Battery

The Battle Born lithium battery is one of the best on the market, as the name suggests. This robust battery can provide you with up to 5000 cycles. So, this unit will last for a long time. And the best part is, you won’t have to do much to maintain it either.

This unit comes with a 12V configuration, and it also comes with its battery management system. With such a battery capacity, you can easily rely on it to keep charging your appliances, electronics, and other units according to your requirements and needs.

It also means this unit is pretty versatile, and you can use it for various outdoor applications. For example, you can use it for your marine and land applications and install it in your camper, a van, or a boat.

This battery only weighs around 29 pounds, so you can conveniently move it in and out of your recreational vehicle as well. In addition, the battery management system that it comes with allows it to handle any overloads or overcharging effectively.

This battery is safest to use in your RV, and installing it is pretty simple. It also comes with a 10-year warranty. However, this unit is rather costly, but it will last for a long time to come.

Pros

• BMS protects battery failure
• Easy installation
• Fast charging

Cons

• No strap or handle to carry

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ExpertPower Lithium Battery

If you are looking for a powerful battery that can last even more than the Battle Born lithium battery, you need to go for the ExpertPower lithium battery. This unit comes with charge cycles up to 7000. This unit is designed to charge more electronics and appliances, and it will continue to perform for several decades.

The unit also comes with an inbuilt battery management system. This system ensures your battery doesn’t end up being overcharged or even undercharged. It will also ensure any additional load is managed effectively.

You can use it for solar, marine, RV, and overland as well as off-grid applications. It is also available in different capacities, and you can pick one according to your requirements.

This unit is pretty lightweight and only weighs under 23 pounds. It means you can easily move it in or out of your vehicle whenever you need it. With its compact size, you won’t have to deal with any storage issues as well.

Pros

• Long life
• Low-temp cut off
• Efficient power
• Lightweight to carry

Cons

• Terminals are too short

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See also: Best 6V Batteries for RV

Renogy Lithium Battery

Here is another lightweight unit you can use in your RV for various applications. You can use it for off-grid purposes and use it for marine and overland applications. This battery will not need much when it comes to maintenance, and installing it is not an issue.

Being lightweight and compact, the battery is easy to handle. You can not only connect multiple batteries but also link your solar panel with them. In addition, it can charge various electronic devices simultaneously and charge your small appliances.

This battery can manage more than 4000 cycles and divide current according to your needs. This battery also comes with a communication port (RJ45) to allow you data transmissions to meet your needs in different situations.

There are various options to consider. A variant is available that comes with a battery monitor screen and allows you to monitor the battery activity. Another variant enables the battery to self-heat and is the best option for you to use in colder climates.

Pros

• Compact and lightweight
• Comes with a communication port
• A wide range of operating temperature

Cons

• No straps or handle to carry

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Aims Lithium Battery

If you are looking for a premium quality lithium battery with high amperage and voltage, this one is a good option for you to consider. The unit is slightly heavy as it comes with a heavy charge density. This unit will last for 4000 charge cycles with a 12V configuration.

As it’s a premium quality unit, therefore, it comes with a quality battery management system. With this battery management system, you can prevent your battery from over and undercharging. You won’t have to worry about any overloads or overcurrents.

This battery management system will make your battery last for a long time. The battery is designed to allow you to charge your electronic devices, appliances, and even your solar panels.

It could have provided you with more charge cycles, especially if you consider the cost, which is its only drawback. However, the unit is durable and robust in its construction and continues to perform for a few decades with proper care.

Pros

• High number of charge cycles
• No metal contaminant
• Internal safety protection system

Cons

• Slightly expensive

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See also: Best RV Batteries(Overall)

Chins Lithium-Battery

This unit comes with a more significant amperage of up 300 ampere-hours, and with a 12V configuration, it can easily handle bigger appliances. There is an inbuilt battery management system of 200 amperes, and the battery can easily manage over 3000 charge cycles.

This unit is perfect for recreational vehicles and solar applications, marine and home storage projects. If you are looking to plan a trip off-grid, this unit will come in handy. It’s a lightweight unit, and you won’t have to go through much when carrying it in transportation.

Connecting the battery with different devices is not a problem at all. Plus, the unit itself is not that big, so it will not take up much space in your RV.

The battery management system that this unit has in it allows it to work in a wide temperature range. You can also charge different devices with it.

This management system will also keep your battery safe for any over or undercharging as well as short circuits, over-currents, or overvoltages. It comes at some cost, but you will notice some lower-priced options if it’s about charge cycles.

Pros

• Overcharging protection
• Suitable for both indoors and outdoors
• Long lasting battery backup

Cons

• BMS doesn’t allow to fully utilize the battery power

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How to Choose the Best Lithium RV Battery?

There are different lithium batteries available from other brands. But not all of them can pass the quality and endurance test. Therefore, you need to be a bit more careful in making your decision. And to help you with that, we have developed this brief buying guide to assist you in your buying decision and pick the best lithium battery for RV.

Weight

Among the advantages of these lithium batteries are their lightweight design and construction. These batteries don’t have lead-acid in them, so they are much lighter. Also, with the depth of charge up to 80% to 90%, this unit will not occupy much space either. Hence, if you are tight on space in your ride, this unit will be a good use of that available space efficiently.

Ease of use

Another high point about these lithium batteries is that they are pretty easy to use. So, if you are looking for a battery that makes you do much to maintain it, you need to go for a lithium battery. This is precisely why these units come sealed, and you don’t have to do any maintenance still getting so many years out of them.

Durability

Like we have just mentioned, you don’t need to maintain these lithium batteries, and they continue to perform for a long time to come. They are sealed and don’t have any lead-acid in them. It means you won’t have to deal with any acid leaks or decay as well. Most of them come with a battery management system. So, you won’t have to deal with any over or under-charge problems. They can’t even handle overloads and overvoltages on their own.

Power

When going off-grid, you need to go for a battery that doesn’t discharge even if you are not using it. This way, you won’t have to charge it a lot, and it will continue to feed power to other appliances and electronics. In addition, these batteries are much more reliable to energize high current loads, and they also have a low rate of self-unload.

Size

Weight and size go hand in hand, but the best thing about these lithium batteries is that the units are pretty lightweight. It also means they don’t take up much space in your rig. So, if you are limited on space, you can go for a lithium battery without compromising on anything else.

FAQs

How long do lithium RV batteries last?

Based on their charge cycles, on average, a lithium battery with more than 2000 charge cycles can last up to a couple of decades. But you need it properly, take care of it as well. A battery that comes with 4000 charge cycles can last up to 4 decades. So, these lithium batteries are pretty long-lasting.

Are lithium batteries worth it for an RV?

Lithium batteries are worth it for your RV because they don’t take up much space, and they are maintenance-free. You can use them to charge anything, and they also last for a long time to come. For off-grid trips, these batteries are the best.

Conclusion

The best lithium battery for RV is the Ampere Time Lithium Battery. It guarantees a perfect balance between cost and performance. This battery comes with over 2000 charge cycles and is available in different amperage capacities.

You don’t have to do much to maintain it, and the battery has a pretty compact footprint, so it will not cover a lot of space in your rid. However, if you are looking for a good quality battery for your off-grid trips, a lithium battery is the best option.

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