Best Motorcycle Battery Maintainers: Best Chargers for Boosting Battery Health

A cheap battery charger doesn't necessarily compromise on quality. Foval offers a comprehensive and easy-to-use battery maintainer for a fraction of the cost of its competition. Because of its size, this handheld motorcycle float charger is an excellent choice if space is an issue.

The Floval Trickle Charger is most notable for its affordability, but the included capabilities are no less impressive. The device has a spark-proof lead connection, reverse polarity protection, and automatic charge adjustment. It includes LED indicator lights to inform you of the state of charging and level of power and uses four different levels of charging that adapt to your battery's needs. Many of the customer motorcycle battery charger reviews note that the Floval charge is incredibly easy to connect thanks to its fast grip and versatile connectors.

While this is a great trickle charger for motorcycles, it might not be the best fit for you. This is the lowest powered charger on our list with just 1 amp. While low power is suitable for long-term usage, it all depends on your personal preference and how long you charge. This battery charger and maintainer also lacks some more sophisticated features such as a temperature monitor.

This compact battery maintainer can both recharge and repair your battery. It’s simple to use with its plug-in-and-leave-it technology. The built-in monitors will ensure the health of your battery. It uses a patented float/pulse technology for maintaining your battery. You’ll need a 12V plug to power your maintainer. You can use this maintainer to charge small and normal sized batteries. 

If you have a battery that is deeply discharged, this maintainer can help repair it and bring it back to life. Plug in the maintainer and let it get to work. It will monitor the status of the maintainer and battery with its built-in automatic temperature gauge. This will protect your equipment from overheating. The entire battery maintainer unit is durable and can be used outside. It’s both dust- and shock-proof. 

Unfortunately, this maintainer cannot save a battery that’s completely dead. It will also take a long time to recharge a deeply depleted battery. Sometimes this takes up to 24 hours of charging. You may also find some of the testing features to not be effective, such as the alternator and starter tests.

This 12V automatic battery charger is compact and durable. It’s capable of charging all types of 12V lead-acid batteries. This includes sealed maintenance-free and flooded batteries. There’s a built-in microprocessor that controls the charging progress and will know when your battery is fully charged. Once charged, it switches into float mode to maintain the battery without overcharging it. There’s an LED indicator light to indicate the charging status. The charger comes with alligator clamps, eyelet terminal cables, and a quick connector that can be installed into your motorcycle.

You’ll like using this charger because it’s automatic, so there’s no manual operation required. It also helps you conserve energy by going into standby mode when it’s not connected to anything.

Unfortunately, the indicator light can malfunction and show green even when your battery isn’t fully charged. There’s also a risk of the charger “blowing up” the battery, which can cause battery acid to spill within your car’s engine compartment.

This DieHard battery charger and maintainer comes in either a 2-, 3-, 6-, or 10-amp. It has a microprocessor that makes the functions of this charger fully automatic. There’s a five-stage charging process that it goes through when charging your motorcycle battery. You’ll know the status of the charge based on the LED indicator light.

You’ll like using this charger and maintainer because it comes with built-in safety features. These include overcharging protection. The unit will automatically stop and then resume when the battery becomes discharged. It also comes with a quick connect harness for installing on your motorcycle.

Unfortunately, this charger may not be effective at charging your motorcycle battery. You’ll leave it connected for several hours, and the light turns green, but your battery is still dead. It functions more like a trickle charger and maintainer than an actual charger.

This battery charger and maintainer can charge fully drained batteries that are lead-acid, gel, PB, and AGM. This unit is water- and dust-resistant for durability and reliability. It has a five-stage automatic charging process. Once your battery is fully charged, it will automatically switch into float mode to maintain your battery’s charge.

What makes this charger stand out is that it’s loaded with safety protections. It has safeguards for reverse polarity, over voltage, short circuit, overload, overheat, overcharge, and spark protection. There’s an intuitive LED indicator light to let you know what the status is of your battery’s charge.

Unfortunately, the plastic parts of this charger can feel flimsy. The unit also automatically defaults to 12V. This can be a problem when the power goes out while you're charging in 6V mode. When the power comes back on, the charger will be in 12V mode.

This battery charger and maintainer has a DC output of 13.8V and AC input of 110-240V. This unit is made from high-quality ABS plastic. It has built-in safety features that include polarity reverse, short circuit, over voltage, overcharge, and overload protection. It has a four-stage smart charging process. There’s an LED display to indicate the current stage of the process.

What makes this charger stand out is the built-in diagnostic technology. It detects defective batteries before it attempts to charge them. It also has Constant Pulse Current Maintenance that helps it to avoid overcharging and discharging, and maintain stable performance.

Unfortunately, the “smart” feature of this charger can malfunction. This results in the charger not charging your battery at all. The lights may not accurately indicate the battery’s charging status.

This smart charger comes in either a 6V/12V/8A, 12V/15A, or 12V/25A. It works with all types of 12V lead-acid batteries and can automatically detect the different types of batteries to determine the correct charging rate. There’s a microprocessor that controls several safety features. These include over voltage, overheat, short circuit, overtime charging, and reverse polarity. It has a six-step charging program that it will automatically cycle through.

What makes this charger stand out is the winter charging mode. This is a specific mode that you can use during winter conditions. It helps you sustain your battery for longer, so its useful life lasts longer. It also has an LCD screen that has vivid icons to indicate the battery’s status, voltage, type, current, and error information. This is significantly more intuitive than a single LED indicator light.

Unfortunately, the clamps can easily slide off the battery posts. The screen on this charger can also stop working. Then you’re left with no way of knowing the status of your battery’s charge.

This motorcycle battery maintainer comes in either 2A/12V&6V or 5.5A/12V&6V. This charger and maintainer can effectively charge both lead-acid and lithium batteries. There are four indicator lights that indicate a fault, rev, charging, and full charge. It also has several safety features built into it, including reverse polarity protection, overheat prevention, and short circuiting protection.

What makes this charger stand out is that it has IP65-rated water resistance. It can also identify a bad battery. This prevents you from wasting your time trying to charge a battery that will never perform. It also has power outage memory. That way, if you lose power while charging, it can pick up right where it left off when the power comes back on.

Unfortunately, the useful life of this charger is not a long one. It will randomly stop working one day. The terminal rings are also quite small, which makes it almost impossible to connect to your motorcycle battery.

Choose from either the 400 or 1200 model. Both models have a hybrid LED charging gauge and an LCD display. You can use this charger to maintain AGM and flooded batteries. It can recover dead and completely discharged batteries. It has a microprocessor to control the charging for efficient and safe operation. It has a multiple stage process that cycles through each phase automatically.

What makes this charger stand out is that it can boost the performance of your battery with its built-in battery health mode. It is also easier to use with a tilt stand and dual purpose hook. It even has a wall organizer bracket. This makes using and storing your charger easier and neater.

Unfortunately, the screen on this unit can be hard to read. It may also not fix your fully discharged battery. The unit isn’t very durable, and it may arrive in two pieces.