Last Updated on July 24, 2022 by Ted Mosby
Keep the engine and appliances running and avoid buying a replacement battery with these best deep cycle battery chargers for RV.
If you have a recreational vehicle, you already know how important it is to keep the batteries charged. If the battery bank present inside your RV runs out of charge, the almost entire electrical system will be affected.
You will not be able to operate appliances and other electrical applications necessary to keep yourself comfortable while on the road.
Your RV batteries lose charge like a traditional battery, but it doesn’t mean you buy a new RV battery. You can opt to charge them if you have a deep cycle battery charger.
This type of charger supplies power to your dead batteries until you are able to start the engine of your vehicle.
So, having the best deep cycle battery charger for your RV is essential as it can save you time and hard-earned money. Moreover, having a deep-cycle battery charger is also necessary if you want to enjoy your outdoor time without worrying about running out of charge.
However, there are plenty of options to choose from, but not all of these deep-cycle batteries are suitable for your battery for RV needs.
In this regard, knowing what deep-cycle battery charger brand is good for you is vital so you don’t end up wasting your well-deserved and hard-earned money.
But worry not! This review article will help you choose the best deep-cycle battery charger that will help you not by just keeping your batteries charged fully but also by extending their lifespan.
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Image Product Features Price 
NOCO Genius GEN1 Fully-Automatic Smart Deep Cycle Charger Check Price On Amazon 
Schumacher SC1359 Fully Automatic Smart Battery Charger Maintainer Check Price On Amazon 
BLACK+DECKER BC2WBD Fully Automatic Battery Charger/Maintainer Check Price On Amazon 
BatteryMINDer 1500: 12 Volt-1.5 AMP Battery Charger Check Price On Amazon 
NOCO GENIUS10 10-Amp Fully-Automatic Smart Charger Check Price On Amazon
Below, I have listed the 5 best deep-cycle battery chargers for RV, along with the pros and cons.
This comprehensive deep-cycle battery charger review will help you find the most suitable charger you are looking for.
What are the Best Deep Cycle Battery Charger for RV?
1. NOCO Genius GEN1 Fully-Automatic Smart Charger
Genius GEN1 by NOCO is an exceptional pick if you are looking to get a reliable deep-cycle battery charger for your RV. With high-end features and the inclusion of innovative technologies combined to provide a charge twice as fast as a typical deep-cycle battery charger.
Therefore, having the NOCO charger onboard, you do not have to wait too long for your RV batteries to hit the maximum charging capacity.
The charger also helps to stabilize the cell’s chemistry to extend the battery change interval.
Moreover, if NOCO Genius GEN1 catches sulfation, lost capacity, or any other fault that could reduce your battery life, it would quickly send high-voltage charges to restore the quality of battery cells.
It is also an IP68-rated charger, which means it will remain functional even after being submerged under the water for extended periods.
Furthermore, because of its low-profile design, Genius GEN1 occupies only a small amount of space, which means it is an exceptional option for owners with small and compact recreational vehicles.
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SHOP NOWWhat more, the charger also includes multiple safety features to make sure it is safe to use for yourself and your vehicle. It is spark-proof, short-circuit proof, etc.
When it comes to installing the battery charger, you could easily mount it onto a number of applications in a short time. Unlike many other deep-cycle battery chargers, it also doesn’t require any special intention, which means keeping it in its optimum working state would be just a walk in the park.
Key Features
- Easy to maintain.
- Sublime charging capacity.
- Spark-proof.
- Short-circuit proof.
- Innovative technologies.
- High-end features.
- Easy to install.
- The deep-cycle battery charger includes high-end features and innovative technologies.
- Its charging rate is incredibly fast, so you don’t have to wait too long until your batteries get 100% charged.
- The charger performance will not be affected, even if the charger is submerged underwater for extended periods.
- It is also easy to install. You could mount the charger onto a number of applications with ease.
- Thanks to its safety features, you don’t have to worry about sparking, short-circuiting, etc. It ensures you and your vehicle’s safety when in use.
- Some users have complained about battery failures after using the charger.
2. Schumacher SC1359 Fully Automatic Smart Battery Charger
Are you looking for a deep-cycle battery charger that can simultaneously optimize charging time and maintain your RV battery charges? Then look no further than Schumacher SC1359.
It is among the best deep-cycle battery chargers available on the market. Thanks to its multi-stage charging nature process, it also ensures to keep your RV battery fully charged while also increasing its lifespan.
It is a great deep-cycle battery charger if you care about your RV battery bank and want to keep it in its optimum state.
Using Schumacher SC1359, it is sure that your RV batteries will last for years before they need a replacement, which will save you both effort and money.
Moreover, the charger is also perfectly compatible with standard batteries used in recreational vehicles and could be used to charge gel, AGM, and deep-cycle batteries.
It means that regardless of what battery type you have in your recreational vehicle, it is a suitable choice to keep them charged.
Furthermore, the charger is also armed with a voltage detection feature; it can keep a 6V and a 12V battery apart when hooked up.
When it comes to your battery safety, if it catches any reversed clamps, it would quickly shut down its function until you place the clamps on the right polarities.
The charger’s user interface is simple and easy to use, featuring an LED display and a start/stop button.
The LED display is a convenient inclusion as it displays key details regarding charging so you can proceed accordingly.
Key Features
- LED display.
- Microprocessor control.
- Auto amperage adjustment.
- Auto voltage detection.
- DOE compliant.
- Reversed hook-up protection.
- Multi-stage charging process.
- The deep-cycle battery charger features 15 amps to charge and an additional three amps to keep your RV battery in its optimum state.
- It also includes a multiprocessor, and because of its multi-stage charging, precision and safety are guaranteed.
- The charger also maintains charges in your battery to extend its lifespan.
- Since it is an automatic deep-cycle battery charger, it can automatically detect 6V and 12V batteries.
- Thanks to its safety features, reverse hook up when detected; the charger will stop operating until the clamps are fixed.
- I don’t recommend the charger if you have a lithium-ion battery.
3. BLACK+DECKER BC6BDW Fully Automatic Waterproof Battery Charger
BC6BDW is another excellent deep-cycle battery charger and a part of fully automatic battery chargers manufactured by Black and Decker.
The charger’s design is small and compact but incredibly robust, which makes it extremely convenient for those who need to charge their vehicle batteries in unusual settings.
How? Well, the charger casing is fully dust and waterproof, while it also has an IP67 rating, certifying the seal on it. It means you can use the charger around oil, dust, outdoor environments, and even in the rain.
The certification means that the casing of the charger won’t corrode or experience any damage that could be caused by weather exposure.
Moreover, the charger is also smart enough and features an in-built detection system to measure how much charge the deep-cycle battery has left in it.
It helps the unit determine when to charge the battery and when to turn on the maintenance mode.
Speaking safety features includes circuit protection, ensuring your battery doesn’t get overcharged, and monitoring reverse polarity when connected to prevent short-circuit occurrence.
Another aspect that makes the charger popular among RV owners is that it is light in weight, easy to set up, and features a compact design.
Additionally, the casing also includes a hook and magnetic backing, which makes it easier for you to mount the charger on a wall or stick it to a metallic surface.
Furthermore, you can connect the charger to a battery through a DC plug connector or using traditional clamps.
All these features and utilities make BC6BDW an excellent deep-cycle battery charger for your RV.
Key Features
- Portability.
- Lightweight.
- Versatility.
- Circuit protection.
- ETL certified.
- Auto charge level detection.
- Magnetic back.
- Hanging hook.
- The battery charger features a small and compact design and is incredibly light in weight.
- When it comes to safety and performance, the charger is ESL certified.
- It can automatically detect the charging level to prevent overcharge.
- Thanks to its magnetic back and a hanging hook, you can easily mount it or stick it onto the metallic surface.
- It also has an IP67 rating, making sure the casing of the charger is safe and water and dust-proof.
- I don’t recommend it for larger vehicles.
4. BatteryMINDer 1500 12 Volt-1.5 AMP Battery Charger
My list continues with another top-quality deep-cycle battery charger called BatteryMINDer 1500. The charger has a whole slew of things about it that made me incredibly intrigued. For instance, the automatic high-frequency pulse de-sulfate is among the most striking things.
The inclusion of this feature extends your RV battery life up to 4x, which is something amazing.
Additionally, this feature also helps to recover weaker batteries, which is a rare feature. It is quite clear that the manufacturer of the charger tried their best to design an incredibly user-friendly deep-cycle battery charger.
Moreover, the charger is also a versatile option. It can easily work with a variety of different battery types, whether it is AGM, 12V flooded, Optima brand sealed, maintenance-free, deep-cycle, or marine batteries.
Because of this, the BatteryMINDer is one of the best-reviewed deep-cycle battery chargers in its marketplace.
What’s more, the charger also includes an impressive level of protection features. Its safety features include safety assurance against issues like short-circuiting, overcharging, reverse polarity, overheating, and undercharging.
Key Features
- Multiple levels of protection.
- Auto high/low-temperature compensator.
- Versatile.
- Easy to use.
- Spark, reverse polarity, overcharging/undercharging protection.
- It is a versatile charger and can easily work with almost all sorts of batteries, including marine, GM, 12V flooded, and deep-cycle batteries.
- The high-end features of the charger help it to extend your battery lifespan.
- It combines a whole new range of safety features, including reverse polarity, short-circuiting, overheating, and over and undercharging.
- Besides all of its amazing features, one area where it falls short is customer support. A lot of customers have complained about poor customer support.
5. NOCO GENIUS10 10-Amp Fully-Automatic Smart Charger
Are you looking for a 6V deep-cycle battery charger? NOCO Genius10 could be a perfect option for you.
The battery charger is designed to supply consistent and precise charging for both 6V and 12V lead-acid deep cycle batteries.
The integrated thermal sensor present within the charger keeps it thriving under these conditions.
The battery charger is smart enough to detect the temperature and change the charge to avoid overcharging in hot conditions and undercharging in cooler temperatures.
Besides providing exceptional performance in different temperatures, another pleasing factor is its ability to quickly recharge dead batteries.
Due to its force mode, it is possible to gain manual control to charge batteries at zero volts without any problem.
Moreover, the overall versatility of Genius10 is appealing, as well. You can use the charger to charge a number of different vehicle batteries, including bikes, cars, lawnmowers, etc.
The added benefit of restoring your battery is also something worth highlighting. It can catch acid and battery sulfation to avoid a reduction in your battery performance.
It saves you money by extending your battery life.
Besides all these features, another reason why it is popular among users is its amazing customer support service.
It means you can never go wrong with a product manufactured by a company known for its excellent customer service and adequately address its customer’s queries.
Key Features
- Short-circuit protection.
- Reverse polarity protection.
- Undercharging/overcharging protection.
- Auto charge change.
- Temperature detection.
- Thermal sensor inclusion.
- Outstanding customer service.
- The deep-cycle battery charger is capable of charging dead batteries without any trouble.
- It is smart enough to change the charge automatically to prevent overcharging/undercharging.
- It is a versatile battery charger. You can use it to charge various types of batteries, including lawnmowers, motorcycles, cars, RVs, etc.
- It prevents acid and battery sulfation and boosts your RV battery performance while also extending its lifespan.
- The only thing that annoyed me regarding Genius10 is its steep price tag.
What is a Deep Cycle Battery Charger?
Before investing in a deep-cycle battery, you should know what it is and how it works. A deep-cycle battery charger is used to keep your RV batteries charged. Unlike traditional batteries, RV batteries include solid and thicker plates, which means you will need a dedicated charger to charge them without causing any harm or reducing their lifespan.
So, how does a deep-cycle battery charger work?
However, when it comes to functionality, a deep-cycle battery charger, and a traditional charger work in a similar way. The charger is responsible for keeping charging the battery until it hit its maximum capacity. Some deep-cycle battery charger models also provide trickle chargers to handle self-discharge, preserving the battery charge when not in use.
So, what are the benefits of a deep-cycle battery charger?
Benefits of Deep Cycle Battery Charger
Here are the top benefits of having a deep-cycle battery charger for your RV,
1. It Extends the Lifespan of your Battery
It is impossible to keep your batteries last forever, no matter how cautiously you use them. There will come a time when the replacement for your existing RV batteries will be a must.
However, you can extend their lifespan by keeping them maintained. Using a quality deep-cycle charger to charge your RV batteries will help you to get the most out of them before you have to replace them.
It not only saves you a lot of effort but saves you a considerable amount of money as well.
2. It Helps to Keep the Electrical Appliances Running
If you have a deep-cycle battery charger with you while on the road, you will have all the time to keep your RV battery bank fully charged all the time. With fully charged batteries, you could use all the appliances that you cannot live without while traveling.
3. You’ll Have Unlimited Travel Options
If you don’t have a deep-cycle battery onboard, you will be restricted to travel on routes close to locations where charging services are available, so you can recharge your battery bank.
However, having a deep-cycle battery charger with you will allow you to travel off the grid without planning the route.
Types of Deep Cycle Battery Chargers
It is possible to divide a deep-cycle battery charger into three categories: charger, restores, and maintainer.
1. Battery Chargers
Explaining a battery charger is simple. They are responsible for supplying constant power to the batteries until they hit their maximum charging capacity.
2. Battery Restorers
The second type of deep-cycle battery charger is the battery restorer. It is designed to break down foreign contaminants’ accumulations in the battery cells to obstruct the flow of charge.
Battery restorers are a great pick for well-suited batteries, but some models come with a steep price tag.
3. Battery Maintainers
Battery maintainers are responsible for keeping the power in the battery cells to avoid discharging when not in use.
They are used to preserve the battery’s charge for extended periods when not in use.
They are incredibly popular among frequent RVers who love the outdoors.
Final Thoughts
Having a reliable deep-cycle battery charger for your battery banks means you can travel anytime and anywhere without worrying about running out of electricity.
It keeps your batteries fully charged, so you can enjoy all the comfort by operating all the appliances and gadgets present inside the RV while on the road.
Moreover, some battery chargers can also detect and prevent acid and battery sulfation, boost your battery performance, and extend their lifespan.
If you are looking for a deep-cycle battery charger for your RV, make sure to look at the ones I mentioned above.
FAQ
Yes! Using a typical charger to recharge your RV’s deep-cycle batteries will not give you the results you want. The reason is when a battery is being charged, it produced excessive heat. A deep-cycle battery isn’t designed to handle excessive heat and rapid charging, so using a dedicated deep-cycle battery charger is necessary.Is it necessary to get a dedicated charger to charge deep-cycle batteries?
A battery charger is responsible for keeping your battery bank charged to its maximum capacity. Using a low-quality material not only reduces your battery performance but also shortens its lifespan. That is why using a trusted and well-reputed brand’s battery charger is essential. In this regard, some best deep-cycle battery charger brands include NOCO, Black and Decker, Schumacher, and BatteryMINDer.What are some trusted and dependable deep-cycle battery charger brands?
NOCO is a well-reputed battery charger brand manufacturer. It not only gives you the best possible results but also extends your RV battery’s lifespan.What charger should I use to charge my RV battery?
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