Top 8 Best RV Battery Monitors [Buying Guide]

Battery monitors can save you from many hassles on the road. You can monitor the amount of energy and current flowing throw your batteries. But only a few RVs come with a pre-installed battery monitor.

This energy level can be used to measure the state of your batteries. It can let you calculate the energy flowing and the form of charge and discharge so you can prevent overcharging of the batteries.

Here we’re going to review the 8 best RV battery monitors, so it becomes easy for you to choose the best one for yourself.

So let’s get started!

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Best RV Battery Monitors Reviewed

Victron BMV-712 Battery Monitor

This product has acceptable options with all its characteristics, making it perfect for you. This battery monitor’s primary function is to calculate the amperes and state of charge and discharge. It provides you accurate and reliable results.

The device comes with a detailed manual to perform every step. All the settings are described with scrolling texts, so the entire procedure becomes effortless.

However, you need to be cautious while installing this product because any wrong step taken by you can prove extremely dangerous. To stay on the safe side, you should hire a professional person that is licensed to do this job.

Another great feature this Victron BMV-712 Battery Monitor has is the in-built Bluetooth connection. This results in the convenience of checking and monitor the battery from your mobile phones, laptops, and other such devices. It can be connected to both Apple and Android phones.

Moreover, it has the ideal display showing you the current, voltage, amperes used. It also shows you the state of charge, time to go, and the energy consumed.

This product can easily check the voltage of another battery attached to it or the midpoint voltage. This product gives you the ultimate features you can long for in your battery monitor.

Pros:

• Accurate readings
• It can be installed quite simply, without any complications
• This product has an excellent sheerness level
• Using this product is very unchallenging

Cons:

• It may stop working after some time, thus not very reliable

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Bayite LCD Display Digital Multimeter

This product is most suitable for 6.5~100V DC power. It is built for indoors and cannot function properly if put outdoors. Like all the battery monitors, this also needs to be installed in a specific manner clearly explained in the manual. So, the wiring that is required to be done should not go wrong. Otherwise, it might cause some serious trouble for you.

The load you put on the battery should not exceed the limit provided by the battery monitor, as it might harm your product’s functionality. This battery monitor provides you with exact and accurate reading, as it can measure with an accuracy of 1%. It also has a measuring speed of 2 times per second, which is quite fast.

Another incredible characteristic this product has is storing power when there is no electrical connection or power available. It can also be reset to zero. The display format shows you the current, voltage, and energy being used.

It comes with a 1x DC 6.5-100V 100A Power Multi-meter and a 1x 100A Current Shunt. This battery monitor has a one-year replacement warranty, giving you the edge of buying this product without any second thought.

Pros:

• The manual of the product gives you proper and clear instructions
• Effortless to install
• The readings given by the battery monitor can be read easily
• Readings are highly accurate

Cons:

• The product has a limited viewing angle
• It can’t measure the current in both directions

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Bunker Indust’s Battery Monitor

It has quite a wide test range as compared to other competitive products. The fireproof material makes it resistant to high temperatures. It can also scan up to four different batteries with a 12V capacity simultaneously.

Bunker Indust’s Battery Monitor is a compact and small item that can scan and measure the readings quickly and precisely. This includes a Bluetooth connection to keep yourself updated by connecting your smartphones, laptops, and other devices.

It has a unique app for Android and Apple users in which it updates you when you are in proximity to the battery monitor. The battery monitor provides information about the charge, voltage, and cranking power.

This monitor can also store the data for up to 35 days’ even if the device is out of sync. This product can be used in workshops or garages, tool stores, battery service stations, and DIY. With its ultra-low power consumption, it is convenient and useful for your recreational vehicle!

Pros:

• Saves data for a month
• Easy to install in difficult places
• Using this product is simple and undemanding
• It has excellent value and credit

Cons:

• Voltage accuracy is not reliable
• Might have difficulty connecting with your smartphone

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MICTUNING Digital Energy Meter

This portable and compact product, with its lightweight, is the most maneuverable product. It measures current, voltage, power, and the energy being used in one go. Thus, making it quite efficient and useful.

The wiring of the battery monitor should be done precisely. If not so, it might be hazardous to you and negatively affect your product. It also has a beneficial and practical feature in which an alarm is present to tell you if the voltage is increasing beyond the monitor’s capacity. The backlight and the voltage light start flashing at the same time.

This MICTUNING Digital Energy Meter has a substantial digital display with the LCD having a measurement of 51x30mm. This large display gives you a straightforward reading of all the values read by the monitor. Moreover, this battery monitor has quite an extensive range. It aids you by providing the bonus current shunt of 100A/75mV.

This enormous range makes the product very convenient for you. It also stores the last data it has measured. So, in case it gets powered off out of nowhere, the information is already reserved. The measuring accuracy of 1.0 grade with the measuring speed of 2 times per second makes this product very well structured and efficient.

Pros:

• The manual of the product gives instructions in an acceptable manner
• The voltage and current values can be read
• The installation of the product is facile
• It gives on-point readings

Cons:

• It may stop working after one use
• It only reads current in one direction

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DROK Display Digital Multi-meter

This product has an incredible number of fascinating features that differentiate it from the other products. You can use it for various purposes like a dc amp meter, power meter, battery capacity monitor, and a digital voltmeter. This is appropriate for all kinds of batteries, including lithium iron phosphate batteries, lead-acid batteries, and lithium polymer batteries.

It can store data even if the power connection goes off suddenly, so you don’t need to worry that your data might get lost. Multi-meter is a multi-purpose product as it can perform many functions. It can measure the percentage and AH of the battery, negative and positive bidirectional DC, negative and positive DC accumulated energy, DC voltage, positive and negative DC power.

The range of voltage measurement is DC 0-300V, with the measurement of current being 0-200A. This battery monitor comes with a hall sensor and easy mount, which is very reliable and safe. Its two-wire system and the three-wire system is another reason that makes its wiring uncomplicated and facile.

DROK Display Digital Multi-meter has the best display LCD as it shows you the reading at every angle. Despite the level of lighting around you, the screen is visible. That is, even at night or outdoors in the sunlight, the readings can be seen correctly.

It has the alarming function where it reminds you if the battery needs to be charged. If the current or the voltage is higher or lower than the preset value, it updates you.

Pros:

• User-friendly
• The readings given by the product can be read
• It has a suitable thickness that makes it compact enough to use easily.
• This battery monitor is worth the money

Cons:

• It may need to be reset after some time.

ANCEL Battery Monitor Bluetooth Voltmeter

This battery monitor manufactured with a material that is temperature resistant and fireproof provides you with the best quality products. This item is tiny and compact, which makes its installation quite unchallenging.

You can store your electrical data for up to 31 days! With its Bluetooth connection, you don’t have to press any buttons to check and monitor the readings. All you need to do is tap a few buttons on your cellphone.

However, you need to be in a particular range for this Bluetooth feature to work. This also helps you by giving you reminders and notifications.

You can use this product with all kinds of 12V batteries, including the AGM flat plate, AGM spiral, hybrid cars, SUVs, boats, pickups, RVs, trailers, GEL batteries for vehicles, solar panels, and forklifts.

It can also perform voltage test, cranking test, and charging test for your vehicle, this way, you can be tension-free while on the road.

Pros:

• It provides you with accurate and reliable readings
• The app connected to the phone is very convenient
• The product was unchallenging to install
• Effortless to use
• Good Bluetooth range

Cons:

• It may stop working after a few months.

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Pro shopping Battery Capacity Monitor

This multi-role product is mainly for your cars, bikes, scooter, truck, jet skis, marine, boats, and golf carts. And most importantly, your RVs. It is a 3 in 1 battery monitor, with real-time voltage, battery capacity, or a turn-off option.

The display LCD shows you the voltage with every angle making it easy for you to read the measurement. Its bright green light enhances your ability to check the screen despite the lighting in your environment. This display LCD comes with a waterproof material making it more secure.

It also shows you if the battery is low and needs to be recharged. You do not require any extra screws or tools for the installation. It is easy maintenance with low power consumption.

Pro shopping Battery Capacity Monitor has an extensive range of voltage input that is 12V-84V. This helps it to measure accurate voltage reading based on the voltage of the battery.

This battery monitor is suitable for many types of batteries, some of which are 12V/24V/36V/48V/60V/72V/84V. The other battery types used are ternary lithium battery, polymer lithium-ion battery, lead-acid battery, water battery, storage battery, and 3-15 series lithium-ion battery.

Some of the battery types which are not suitable for this product include 1-2 Li batteries in series and over 15 Li batteries in series, and lithium iron phosphate batteries.

Pros:

• Large LCD display
• The instructions are quite vivid in the manual
• It gives reliable measurements
• It helps you see the power usage

Cons;

• Might not work with some batteries.
• It might not last for a very long time

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Hengshan AiLi Battery Monitor

This battery monitor will give you the perfect reading with its easy-to-read screen display. The display LCD shows you the voltage with every angle making it easy to read the measurement. It can perform different functions like measuring the state of charge, the charge and discharge current, the voltage, and its remaining battery.

These all functions make this product very efficient and convenient. It also reduces the chances of failure of the battery. It is for various devices like cleaning machines, instruments, cars, and e-bikes. You can effortlessly install this product without any extra screws or tools. It is easy maintenance with low power consumption.

The battery monitor’s voltage range is 8-80V and is suitable for batteries like lithium iron phosphate batteries, lithium batteries, lithium acid batteries, and nickel-metal hydride batteries.

The working consumption of this battery is 10.0-12.0 mA. It provides you with accurate and precise measurements. Its voltage accuracy can see of ± 1.0 %, current accuracy of ± 1.0 %, and ± 1.0 % capacity accuracy.

Pros:

• Customers find this product undemanding and simple to install
• It gives you accurate and reliable measurements
• The values on the LCD can be easily read
• This battery monitor is of great worth
• This product has a right sheerness level

Cons:

• This product’s capacity is 100Ah

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How to Choose the Best Battery Monitors for your RV?

Mounting

This is the process of attaching or setting the device. This is a crucial step as many people do not adequately program the battery monitor. Its wiring needs to be done precisely, or it could be hazardous.

Thus, it is better to let the professional people who are licensed carry the process. Moreover, if it is properly calibrated, it gives you accurate readings and increases the battery’s life.

Alarm and notifications

Many battery monitors now come with this fantastic quality of notifications to keep track of your batteries. You get notifications on your mobile phones or tabs through a Bluetooth connection. They also have alarm systems that tell you if the voltage or current is lower or higher than the preset value. This makes monitoring very convenient for you.

Display

The LCD allows you to check the readings made by the battery monitor. It shows you the current, voltage, amperes used. It also shows you the state of charge, time to go, and the energy consumed. Different devices show different things, but mostly, they show these readings.

The display screen’s angle should be such that you can see the readings without any problem or difficulty. One such battery monitor is the Victron BMV-712 Battery Monitor.

Mobile app

We live in a world that revolves around our cellphones. It has become one of the most important devices of our lives. This feature of making a mobile app connected to your battery monitor is one of the best things that could happen. It makes tracking extraordinarily convenient and simple for you. One of the products giving you such an attribute is Bunker Indust’s Battery Monitor.

Ease of use and installation

These battery monitors are quite simple to install as the manual gives precise instructions for you to follow. The wiring does not cause much trouble for you. Such as the Bayite LCD Display Digital Multi-meter is extremely unchallenging to use and install.

Included accessories

Some battery monitors come with extra accessories like temperature and communication kits. It also has a long connection kit, including all the wires required for its proper functioning.

Battery shunt

A battery shunt makes the current move through a low-resistance path, making it move through a different path. This helps you track the changes in your voltage and current. Whether there is a drop in the current or if the battery is working fine or not.

FAQ

Why do you need a Battery Monitoring System?

It is essential to have a battery monitoring system as it prevents your batteries’ failure and helps you track and keep updated about your batteries and their health. This is the best product for you as it will make your life very easy and tranquil.

What is the best battery monitor?

You can consider many options as the best battery monitor. Different people have various priorities. And on that basis, some of the right products are; DROK Display Digital Multi-meter, Bunker Indust’s Battery Monitor, and Victron BMV-712 Battery Monitor.

Do RV batteries charge when plugged into shore power?

Yes, RV batteries charge when plugged into shore power. You can either plug the monitor with a battery charger or with a converter, either way. It will charge.

Which is the Best RV Battery Monitor?

Our top pick is Victron BMV-712 Battery Monitor. This device tells you everything you need to know. It shows accurate amperes and state of charge and discharge. Its Bluetooth connectivity gives you notifications about everything necessary so that’s why we believe that this product is everything you are searching for.

By using battery monitors you can extend your battery’s life. You do not need to worry if the batteries are functioning correctly or not.

However, getting yourself such a product is a tedious task as you can get very indecisive when it comes to purchasing things for yourself.

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