RV Battery Box

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Those house batteries in your RV may be taken for granted, but they provide you with a lot of services!

Because of this, it’s crucial to safeguard them with an RV battery box.

This little piece of gear is essential for making sure your RV’s electrical system operates as it should.

Let’s look at the information you need.

What Is an RV Battery Box?

An RV battery box is, as its name suggests, a box or container created to house and shield your RV batteries from the weather.

These cheap, lightweight enclosures shield batteries from harm caused by severe temperatures, water, fuel, and other elements.

Who Needs an RV Battery Box?


That is, if you are concerned about safeguarding your priceless and costly RV house batteries.

They are essential for RV owners who keep their batteries outside or on a trailer.

They are essential for anybody who travels to very hot or cold locales, or who must endure a lot of rain or snow.

But given their generally inexpensive cost and lengthy duration, they’re a wise investment for all RV owners.

8 Best RV Battery Boxes of 2023

Let’s go right to the top RV battery boxes that are currently on the market.

Here are our listings for easy navigation:

#1. NOCO HM318BKS Group 24-31 Snap-Top Battery Box

NOCO HM318BKS Group 24-31 Snap-Top Battery Box
Buy on Amazon
Item Weight‎2.7 pounds
Product Dimensions‎1 x 1 x 1 inches
Country of Origin‎USA

A heavy duty group 24-31 battery box that may be used for RVs, boats, trailers, and other items using 12 volt batteries is the NOCO HM318BKS Snap-Top Battery Box.

It features a divider that can be adjusted so that batteries of various sizes may fit comfortably within.

It is resistant to weather and can keep you safe in low temperatures of up to -20 degrees Fahrenheit.

Additionally, it is immune to acid, gas, oil, and UV rays.

This trailer battery box was built with tough situations in mind.

It is resilient to road imperfections and challenging terrain.

It restricts the 12 volt battery’s ability to move while yet allowing for enough airflow within the box.

Additionally, it collects battery acid and provides safety against short circuits in your battery terminal.

The top of this NOCO battery box is safely secured to the base of the box by unique locking tabs.

In order to carry it about without breaking when you need to change its placement, the handles have also been strengthened.

This battery box is cheaply priced and complies with US Coast Guard Code of Federal Regulations 183 after passing certification and testing.

420, E-10 of the American Boat and Yacht Council. 7 specifications.

Because of this, you can be certain in its quality.

It also comes in convenient packaging that makes it simple for you to use.


  • Locking tabs guarantee that the lid is firmly fastened to the base.
  • Flexible divider to accommodate different battery sizes
  • Allows for airflow
  • Strongest
  • Meets American Boat and Yacht Council and US Coast Guard Code of Federal Regulations criteria


  • Some users of Group 31 batteries claim that their size is only suitable for Group 30 batteries.

#2. Attwood Group 27 Battery Box

Attwood Group 27 Battery Box
Buy on Amazon
Style27 Series
Item Weight1.53 Pounds

Attwood makes sure to provide us with the highest quality items available.

This battery box’s compliance with US Coast Guard and American Boat and Yacht Council standards serves as proof of this.

They identified this Attwood battery box as a battery hold-down device from the original equipment manufacturer.

For Series 27 batteries, this box is a ventilated battery box with a maximum height of 10.5 inches.

It is designed to be very durable.

Extreme temperatures between -20F and +120F have been tested on it.

It is entirely acid resistant because to its polypropylene structure.

It is constructed with very strong straps that can withstand 350 lbs of stress.

This is roughly four times the amount of force the US Coast Guard is necessary to repel!

Large handles with curled edges may be seen on the battery box.

You may move it from one area to another with the help of this function.

Aside from its low cost, the package comes with mounting gear and features cable holes that have already been pre-drilled, making it ready for usage and installation.

Additionally, the instructions are molded directly into the device so you may consult them whenever you need more details on how to use or install it.


  • Constructed of high-quality polyethylene.
  • Excellent value
  • Includes mounting hardware


  • Some people complain about the perforations in the top cover, claiming that they allow water to enter the box.

#3. Camco Regular 55362 Battery Box

Camco Regular 55362 Battery Box
Buy on Amazon
Vehicle Service TypeTrailer
SizeRegular Battery Box
Item Weight0.45 kg
Item Dimensions11L x 9W x 13H inches

Group size 24 batteries will fit within the Camco Regular 55362 Battery Box.

Even more headroom was provided for the battery connections.

These are completely acid-resistant since they are composed of high-quality polypropylene.

These boxes are designed to be strong yet lightweight.

They have fulfilled the criteria of the American Boat and Yacht Club and the US Coast Guard.

The surface of this trailer battery box is sleek and has a straightforward design.

Because these boxes can withstand corrosion, you may use them for a very long period.

The battery box, a woven hold-down strap, foot clamps, and stainless steel mounting screws are all included in the package in addition to the battery.


  • Sufficient space for the battery
  • Made well
  • Portable but strong
  • Inexpensive price


  • Some customers criticize the strap’s quality.

#4. NOCO HM426 Dual 6V GC2 Commercial-Grade Battery Box

NOCO HM426 Dual 6V GC2 Commercial-Grade Battery Box
Buy on Amazon
SizeOne Size
Voltage6 Volts
Item Weight7 Pounds
Item Dimensions18.25L x 14.25W x 14H inches

Included items include a dual 6V commercial-grade battery box and two star-knob mounting screws.

A commercial-grade battery box designed for twin 6V batteries is the NOCO HM 426 Dual GC2 Battery Box.

It may be applied on vehicles, RVs, and ships.

The American Boat and Yacht Council and the US Coast Guard have both approved this marine battery box to satisfy their criteria and requirements.

This twin battery enclosure was created especially for harsh conditions.

It is resistant to the elements and can keep your battery safe down to -40 degrees Fahrenheit.

Additionally, it may protect your battery from UV rays, gas, oil, acid, and other impurities.

The battery is securely sealed within this battery box thanks to its four corner fastening mechanism.

It features vents that let gases escape.

It features a large internal battery acid reservoir and efficiently collects battery acid.

Your RV battery is protected within this vented battery box.

It restricts moisture accumulation and water infiltration.

It is intended to stop unintentional contact between battery terminals.

It is designed to be simple to install.

Large gauge cables may readily flow through since there are sizable cable entrance holes.

Two mounting screws for star-knobs are also included in the box.

Because of its high quality, Noco produces some of the best-selling battery boxes, ensuring that your RV batteries are kept safe and secure wherever you travel.


  • System with four corners for rapid installation
  • Big cable entrance holes for wires up to 4/0 AWG in strong gauge.
  • Big internal tank for battery acid collection


  • More expense
  • When moving the battery box, it is difficult to carry since there are no handles.

#5. Camco 55375 Heavy Duty Double Battery Box

Camco 55375 Heavy Duty Double Battery Bo
Buy on Amazon
Item Weight‎5.54 pounds
Package Dimensions‎24.7 x 14.6 x 11.8 inches
Country of Origin‎USA

Battery Box, straps, and hardware are included.

Because of the excellence and usefulness of their goods, Camco is one of the most dependable companies.

To guarantee that your trailer battery is always secure and protected from any elements, battery acid, and impurities that might influence its performance, the Camco 55375 Heavy Duty Double Battery Box is composed of sturdy and corrosion resistant polypropylene.

This is another another excellent and cutting-edge offering from Camco.

The American Boat and Yacht Club and the US Coast Guard approved this heavy-duty battery box.

As a result, your batteries will last longer and you will have the peace of mind knowing your RV battery is safe and secure within a Camco 55375 Heavy Duty Double Battery Box.

Two 6V Group GC2 batteries or two 12V Group 24/24M cells may fit within.

Two hold down straps are included to make sure the lid is firmly fastened to the box’s base.


  • Robust and corrosion-resistant
  • A two-battery box
  • The battery is secured by straps.


  • The fabric is reportedly fragile, according to several consumers.
  • It can only accommodate two typical RV batteries.
  • If one of the batteries is an RV deep cycle battery, it won’t support two batteries.

#6. MTS Company 250 Battery Box

MTS Company 250 Battery Box
Buy on Amazon
Item Weight‎2.35 pounds
Package Dimensions17.0″ L X9.75″ W X6.75″ H

A vented trailer battery box is the MTS Company 250 Battery Box.

For thorough air circulation and to ensure that water from the cycle of battery charging and discharging within the box hasn’t collected, it features a vent hole on top and a drain hole at the bottom.

The construction of this complies with the criteria of the Recreational Vehicle Industry Association and uses tough vacuum formed plastic.

The vent kit is offered separately, and it is intended to be installed within the trailer.

Customers have the choice of top mounting.

RV deep cycle batteries of the Group 27 and Group 29 sizes may fit it.

One approach to guarantee that your RV battery is always protected from harmful factors and is in excellent condition for its best performance is to use a ventilated battery box.

The value of its design is further increased by its simplicity.

It fulfills its obligations with such efficiency that it is a good bargain at any time.


  • Designed to last
  • Both the top and bottom are ventilated


  • Some customers are perplexed by its style and size chart.

#7. Seachoice USCG-Approved Marine Group 27 Series Standard Battery Box

Seachoice USCG-Approved Marine Group 27 Series Standard Battery Box
Buy on Amazon
MaterialBattery Box
Item Weight‎1.6 Pounds
Item Dimensions‎8″L x 15″W x 9″H inches

One RV battery of group 27 size fits in this type of Seachoice Standard Battery Box.

This marine battery box is made of acid-resistant polyethelene and does a good job of shielding your RV battery from the weather, battery acid, and impacts while you’re on the road.

It has a hold down strap that makes sure the lid is firmly fastened to the battery box’s base.

Installation is a snap because to the lid‘s clever design, which makes it possible to access battery connections and wiring with ease.

Additionally, it includes all of the necessary mounting hardware so that you may put it in place securely.

The American Boat and Yacht Club and the US Coast Guard have established criteria for products, and the Seachoice 22080 standard battery box complies with them.

It is fairly priced and provides excellent value.


  • Resistant to acid
  • Has a hold down strap.
  • Lid makes battery cables and wires accessible
  • Affordable


  • Some claim that the strap’s quality might be higher.
  • Some people find it problematic since the lid has vent holes, so they alter it to prevent water from entering.

#8. Better Built 67011386 ATV Tool Box

Better Built 67011386 ATV Tool Box
Buy on Amazon
BrandBetter Built
Water Resistance LevelWater Resistant
Product Dimensions20″L x 12″W x 9.5″H

Each and every component of the Better Built 670113686 ATV Tool Box is aluminum.

Its durability is guaranteed.

Additionally, it is wear-resistant.

Additionally, it will make sure that water is kept far from your RV batteries.

To add to the battery’s security, it has a paddle handle that is simple to operate and locked.

You may store your camper’s tools, including the jack, chocks, and tie downs, in it as well.

When you need to move it within your camper, you can easily grasp it thanks to the grips on both sides.

For added convenience, it incorporates auto-lift shocks that enable one-handed access.

You will like its aluminum diamond plate appearance, which fits your trailer’s interior flawlessly.

The diamond plate design is stunning, without a doubt.

Additionally, this box has a one-year limited guarantee.


  • Resistive to water
  • Paddle handle locks
  • Both sides of which have handles
  • Shocks with auto-lift for one-handed access


  • Expensive

Different RV Battery Box Types

You may come across many battery kinds while searching for the best camper battery box available. Because of this, we decided it would be ideal if you were acquainted with them so you could choose the one that’s best for you.

#1. No-frills Battery Box

Either metal or plastic is used to make this kind of RV battery box. It is one of the most reasonably priced battery boxes available. Typically, new owners start off with this and then upgrade to another kind.

Simple battery boxes for campers are portable. While those constructed of metal can be fastened or welded outside so they don’t take up room within your camper, the plastic ones may be installed inside your RV.

#2. Battery Box with Vents

A battery may be properly ventilated thanks to pre-drilled tubes or holes within a vented battery box. The best battery box to use is this one since it allows for optimum air circulation, which helps your battery last longer.

For those who constantly use their travel trailer batteries, this is the ideal kind of camper battery box. It is possible to put it up inside the trailer.

#3. An Altered Battery Box

This particular battery box for campers is created using an existing battery box. Instead of purchasing a new one, the existing battery house has had certain features and enhancements made, such as adding a lock, a vent, or additional housing to create a dual battery box.

#4. RV Battery Box DIY

For your own RV batteries, you may construct a box like this on your own. Others RV owners decide to build their own travel trailer battery box due to financial restrictions, while some do it in order to personalize it with all the characteristics they like to see in a battery box.

The camper battery box’s construction material and color are both up to them. They are free to add whatever features they like, including tubes, locks, and bolts. Instead of being constrained to what is offered in the market, people are free to do anything they choose.

RV Battery Box Benefits

These are the justifications for purchasing an RV battery box.

#1. Provide complete battery protection

A camper battery box’s principal function is to serve this need. It serves to safeguard your battery. Since you are always moving in your RV, it is quite likely that there will be hiccups in the road and that your battery may fall over or be struck by a hard object while you are traveling.

Your battery’s performance and your power supply will be impacted by damage. When you have an RV battery box, you can travel with confidence knowing that your battery is always secure, undamaged, and maintained in top condition.

#2. Give attention to safety

By using a camper battery box, you may increase your safety. Batteries contain chemicals, therefore if they are not properly cared for, they might endanger your safety.

Accidental spills, acid leaks, and the release of harmful gasses and materials into your trailer may all be prevented. Your health might be seriously impacted by this. In the event that a battery mishap occurs, it acts as your first line of protection.

#3. Increased battery life

Your battery will last longer since it is protected from various factors by an RV battery box. Your battery will live longer since it is protected inside of this sturdy box. You can count on your battery to always be in top shape.

#4. Protect your battery.

The fact that thieves are highly interested in RV batteries may surprise you. These are pricey apartments, and when they sell them, they will make a lot of money. In order to safeguard your RV batteries, one option is to place it in a camper battery box.

#5. As a convenience to you

Your battery is portable and much easier for you to take about if you put it in a box. To meet your power demands, you may take it with you wherever you go.

#6. Keeps everything in order

By providing your battery its own home so it doesn’t mix up with other items in your RV like your tools and hydraulic jacks, a camper battery box aids in organizing your belongings within your camper. Additionally, it guarantees that your battery is kept clean.

Related Also: Best RV Battery for the Money in 2023

What to Look For When Purchasing a Battery Box for an RV?

You want to get the greatest RV battery box, of course.

When searching for your own trailer battery box, keep the following in mind.

#1. Durability

To shield your RV batteries from the outdoors, you purchase a trailer battery box.

Choose one that is manufactured of high-quality materials to ensure that it will provide the protection you want and endure for a long time.

To ensure that your battery is unaffected by road shocks, bumps, acid leaks, and impacts, the walls of the RV battery box should be strong and supporting, and the lid should be able to be sealed snugly.

When your trailer battery box is constructed from sturdy materials, it will be able to keep your battery safe as well as contribute to extending its lifetime and performance level.

#2. Weather-proof

Investing in a waterproof RV battery box is a smart move.

By doing so, it would be able to shield your battery from harmful factors including heat, cold, rain, moisture, dirt, and fog.

Choose a trailer battery box that is water and corrosion resistant.

Additionally, it must be corrosion-resistant.

Your battery is likely to be exposed to a variety of weather conditions given that you travel to various locations at various times of the year.

Give it the defense it needs to last longer and function in its peak condition at all times.

#3. Price

Anytime you are making a purchase, price is a key consideration.

Look for the RV battery box that offers the most value for your money rather than just the cheapest one available.

Because of all the advantages it provides for both you and your battery, a battery box is a wise purchase.

#4. Size

Your RV battery should fit within the trailer battery box.

This implies that you need to be aware of the size of your RV battery in order to choose which box will suit it.

Your battery should fit within the ideal RV battery box, which should also have room for air circulation.

In order to be portable and not too heavy to haul, it should also be small and lightweight.

#5. Optional Mounting

There are several mounting solutions for the trailer battery boxes that are offered on the market.

Pick the one that will be easiest for you to mount and install.

The better, the simpler.

It’s crucial to be able to attach your trailer battery box so it won’t slide, tumble, or topple over, particularly while you’re moving.

As you go over some bumps and uneven terrain, you can lock it in place and not worry about your RV batteries being harmed.

#6. Accessibility

The battery box in your RV should be simple to open anytime you need it.

Naturally, there may be instances when you need to check or recharge your battery.

You need should be able to quickly access it at these times by simply opening its housing.

#7. Smart Elements

Yes, there are products with integrated smart features that improve the use of the battery box.

Battery meters and USB ports are two examples of these features.

You won’t need to purchase additional equipment since your battery box will come with battery meters that will allow you to monitor the condition and health of your RV battery.

Although adding these features will raise the cost of your battery box, they are always worthwhile due to their simplicity and increased value.

Recommended reading: 11 Best Lithium Batteries for RV of 2023

What are Prices of Battery Boxes?

Market vendors provide a variety of RV battery boxes.

They come in a variety of pricing ranges.

There are some products that are priced around $10, but you can also get commercial quality RV battery boxes that cost more than $100.

Our recommendation is that you don’t have to get the most costly one available, but you also shouldn’t go for the least expensive one since doing so might result in a reduction in the unit’s quality.

Check the RV battery box’s durability, weather resistance, size, mounting choices, and price in our buyer’s guide.

Battery boxes in the $20–$30 range are dependable and constructed from high-quality materials.

The best value for your money may be found in RV battery boxes that are reasonably priced.

Does an RV Battery Box Need a Cooling Fan?

To prevent overheating, the battery box in your RV has to be able to circulate air.

It will also aid in stopping leaks.

The risks of overheating and battery leaks are well known.

Both fires and battery explosions may result from them.

They can harm you and harm the things they come into touch with, including your batteries.

You should always check the electrolyte and water levels in your battery because of this.

To avoid water loss, simply keep your vent caps on when charging your battery.

Water will assist reduce overheating, but since it turns into vapor, it’s crucial that there be vents for it to do so.

The vent holes on your vented RV battery box will increase the longevity of your battery and keep you safe.

When your battery is overcharged, gas is released, particularly if you’re using a lead acid battery.

Even though your battery is sealed, certain gasses still have a way of escaping.

You are given an extra degree of security by a battery box.

Recommended reading: 9 Best RV Batteries for Dry Camping of 2023

How Do I Put Battery Boxes in my RV?

Installing your RV battery box correctly will ensure that it remains put and that movement is restricted, particularly during travel.

These are the most popular ways to connect your RV battery box to your vehicle, while there are more options.

Bolting Method

You secure the RV battery box next to your power supply.

No matter how difficult the terrain becomes, the bolts will guarantee that your RV battery box is fixed in place and won’t move.

On the four sides of the battery box, RV owners often fasten it in place using 2 inch bolts.

Velcro Method

It is so much simpler to secure your battery box to your RV when you use industrial grade Velcro.

However, before you can install the box in your camper, you must first drill a hole there.

In order for the Velcro to adhere to the surface correctly, ensure that it is clean and dry.

Next, you need to make a hole in the battery box of your RV.

This is the opening that the Velcro will travel through to attach to the battery housing’s bottom side.

The battery box may already be put on the floor after both sides are in place.

The Velcro technique should only be used as a temporary means of mounting your battery box, however, since it will ultimately wear out and be unable to hold your battery box firmly in place.

How Can I Lock The Battery Box For My RV?

Some RV battery boxes already have a fastening mechanism built in for quick and simple installation.

You may use wires to keep your RV battery box tight.

You may lock your batteries inside certain lids by using the locks that come with them.

If you choose, you may also utilize chains.

Thieves will find it difficult to access to your RV batteries and remove them if you use these battery security techniques.

Recommended reading: 11 Best Battery for Camper Van of 2023

How Should I Care For And Clean The Battery Box In My RV?

It’s crucial to maintain and clean the battery box in your RV.

You may then inspect it for dings and other damage that it could have sustained while being transported.

Here’s how to go about it:

When doing your maintenance regimen, be certain that the battery in your RV is unplugged.

Injuries and electrocution are prevented by doing this.

Clean out any dust and debris from the surfaces of your RV battery and battery box with a moist cloth.

Water shouldn’t be used since electricity doesn’t like it.

Thoroughly inspect the battery compartment in your RV.

Search for any dents or damage.

Make careful to patch any cracks with epoxy or duct tape as soon as you see them.

Be aware that moisture and other substances may seep through those gaps and harm your RV batteries.

In order to avoid risking harming your RV battery, it is important to purchase a new battery box if the damage is irreversible.

For further guidance on how to properly maintain your battery box, you may also consult the handbook.


In order to safeguard your safety and the life of your battery, an RV battery box is crucial.

But with all the choices and functions available on the market today, finding the ideal RV battery box for you may be extremely difficult and intimidating.

Keep in mind that value and price should always be paired.

Choose an RV battery box that is fairly priced and has all the characteristics you need to be safe, including durability, weather protection, size, mounting choices, accessibility, and smart features.

Your battery box’s price will be determined by these elements, but if it has all of these necessary qualities, you’ll receive the most value for your money.

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Ryan is a RV product expert with nearly a decade of experience researching, developing, and testing RV products.

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