Best AGM Battery Chargers (2022): Reviews & Comparison

There are a lot of factors to consider when looking for the best AGM battery charger. Some things you'll want to keep in mind include the wattage of the charger, whether it's adjustable or not, and how fast it can charge your battery. When it comes to AGM battery chargers, it's important to choose a charger that is specifically designed for AGM batteries. Chargers that are not designed for AGM batteries can cause damage to the battery and may even lead to fire or explosion. To help you choose the best AGM battery charger for your needs, here's a list of the top chargers on the market.

Our Pick
NOCO Genius5 AGM Battery Charger

Keep your battery-powered devices running with the NOCO Genius5 AGM Battery Charger. This 5-amp charger is perfect for charging 6V and 12V batteries, and it features temperature compensation to ensure your battery is charged correctly regardless of the weather. The Genius5 also has IP65 ingress protection, meaning it's dust and water resistant, and it comes with a 3-year warranty. Plus, it delivers 65% more power than traditional battery chargers, making it a great choice for restoring dead batteries.

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Our Pick: NOCO GENIUS5 AGM Battery Charger

Genius5 is a microprocessor-controlled multi-stage battery charger and maintainer. It's specifically designed to charge 12V batteries from 6V to 24V, including lead-acid, AGM (absorbed glass mat), gel cell, deep cycle marine/RV, and lithium-ion. It comes with 5 charging modes for different types of batteries:

  • Charge Mode - Fast charge mode for everyday charging needs.
  • Bulk Mode - Charges the battery quickly by sending maximum power to the battery.
  • Absorption Mode - Accommodates large amounts of current and brings the battery voltage to near full charge.
  • Float Mode - Maintains a battery at full charge without overcharging.
  • Storage Mode - Preserves a battery's charge during long-term storage.

The GENIUS has an automatic shutoff feature that helps protect your battery from being overcharged or damaged.

Runner-Up: NOCO GENIUS1 AGM Battery Charger

If you have an AGM battery, it's important to use a charger that is specifically designed for this type of battery. The NOCO GENIUS1 charger is one of the best chargers on the market and is perfect for AGM batteries. This charger has several features that make it ideal for AGM batteries, including a higher charging rate, higher voltage output, and temperature compensation. With these features, the NOCO GENIUS1 can optimize charging times and extend the life of your AGM battery.

NOCO GENIUS1 Battery Charger

The NOCO Genius1 Battery Charger is a lightweight and compact battery charger that delivers 35% more power. It has a 1-amp rating and a 12V/6V voltage rating, and it can be used as a battery maintainer. The thermal sensor ensures precise charging, and the 3-year warranty provides peace of mind.

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Also Great: Battery Tender Junior AGM Battery Charger

Battery Tender Junior 12V 750mA Battery Charger, Maintainer, and Desulfator are designed to charge 12-volt lead-acid batteries. It is fully automatic and will completely charge a battery in 8 hours. This charger features a 3 step charging program that charges, maintains, and conditions your battery for peak performance. This charger includes ring terminals for use on the battery posts and alligator clips for hard-to-reach motorcycle batteries.

Also Great
Battery Tender Junior 12V Charger

The Battery Tender Junior AGM Battery Charger is a 0.75-amp battery charger that is perfect for charging 12V AGM and lead-acid batteries. This battery charger features 4-step charging technology, 2-color LED indication, and 5-year warranty. The Battery Tender Junior AGM Battery Charger can also be used as a battery maintainer, and features multiple safety features. This battery charger has a long warranty period.

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Budget Pick: Foval Automatic AGM Battery Charger

Foval's Automatic AGM Battery Charger is a 4-step, fully automatic battery charger and maintainer that is designed to charge all lead-acid, flooded, or sealed maintenance free batteries (AGM and gel cell), including deep cycle marine, starting, golf cart, forklift, RV and all other lead-acid batteries. The Foval AGM Battery Charger features Spark proof during lead connection; reverse polarity protected; includes an 8-foot output cord, and a 2-year warranty.

Budget Pick
Foval Automatic AGM Battery Charger

The Foval Automatic AGM Battery Charger is a high-quality, affordable option for charging your 12V AGM battery. This 1-amp charger features 4 steps of charging, ISM adaptive charging technology, and LED indication system to help you deliver optimal power to your battery. The ETL certified safety features make this charger a great choice for peace of mind.

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What is the best AGM battery charger?

There is no one-size-fits-all answer to this question, as the best AGM battery charger for you will depend on your specific needs and preferences. That said, here are some of the factors you'll want to consider when choosing a charger:

Output voltage: The voltage of the output should be compatible with the voltage of your battery.

Charging current: The charging current should be appropriate for the size of your battery.

Type of AGM battery: Some chargers are specifically designed for AGM batteries, while others are more general-purpose.

Features: Additional features such as temperature monitoring or automatic shutoff can be helpful depending on your needs.

Price: Chargers can range in price from a few dollars to several hundred dollars.

When considering the best AGM battery charger for your needs, it's important to consider all of these factors and find one that meets your specific requirements. Doing so will help ensure that your battery is properly charged and maintained, maximizing its lifespan.

Do AGM batteries need special charger?

AGM batteries don't necessarily require a special charger, but it's important to use a charger that is designed for AGM batteries. Chargers that are not specifically designed for AGMs can overcharge the battery, causing damage and even leading to fire.

So it's always important to use the correct charger for your specific battery type. Chargers are available at most hardware stores, or you can purchase them online. Just be sure to read the specs carefully so that you know you're getting a charger that is compatible with AGM batteries.

Can I trickle charge an AGM battery?

AGM batteries are designed for intermittent charging, so trickle charging them should be no problem. In fact, it's a good idea to periodically charge an AGM battery even if it isn't currently being used. This will help keep the battery in good condition and prevent any damage that might be caused by storing it for an extended period of time without being charged.


So there you have it – the list of best AGM battery chargers. We hope this article has helped you decide which charger is right for your needs. Remember to consider factors such as price, features, and compatibility when making your purchase. And most importantly, don't forget to take care of your batteries! A well-maintained battery will last longer and perform better than one that's been neglected.

About the author, Phil Borges

Phil Borges is a battery aficionado. He's written extensively about batteries, and he loves nothing more than discussing the latest innovations in the industry. He has a deep understanding of how batteries work, and he's always on the lookout for new ways to improve their performance.