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10 Best 6 Volt Battery Charger For Quick Charging (Supports 6/12Volt Batteries)

Getting the best 6 volt battery charger for your car’s battery is very important as it will help the vehicle get started after draining the charge.

Car batteries can lose their charge because of the weather, usage, or age.

You will know if the battery drains once it won’t start, and the key to regaining the charge is by charging it using a 6/12 volt battery charger.

A Table of Top 10 Best 6 Volt Battery Charger

Brand NameDetails
Schumacher SC1343
Schumacher SC1281
Schumacher ‎SC1280
Battery Tender 3 AMP
Schumacher SC1303
Energizer 2-Amp

What is The Best 6 Volt Battery Charger?

NOCO GENIUS is the best battery charger for 6 volts battery.

Compared to the nine other products, this car battery charge stands out because of its outstanding performance.

This is because, for its size, it’s more compact compared to the other competitors.

For its size, it gives more power which is very important for compact chargers.

NOCO GENIUS is something you want to have when you own a car because it’s very reliable and easy to use, which is why it is our top best product on this list.

Why NOCO GENIUS is The Best Brand For A 6 Volt Battery Charger?

The brand NOCO Genius is an award-winning brand when it comes to the battery charger.

It sells the best accessories in the market with the best quality features.

NOCO Genius is their most advanced battery charger yet, as of today, and NOCO is innovating its charger for every new generation.

This brand is more powerful and compact than ever, which is the next generation of battery charging.

It improves the charging performance of the old generation that you will never find on other brands.

The NOCO company has been giving car owners high-quality battery chargers since 1914, and not only for that as they also cater a wide range of accessories.

Best 6/12 Volt Battery Charger Reviews & Buyer’s Guideline

01. NOCO GENIUS1 – Best Quality 6/12 Volt Battery Charger



Highlighted Features

  • 32 Ounces
  • 5 x 2.3 x 1.3 inches
  • Muti-voltage
  • 30Ah
  • 1 Amp

The best 6 volt battery charger from NOCO is the Genius1, with more power and better performance.

Car enthusiasts will love having this battery charger in their tool kit because it’s much easier to bring yet still powerful.

If you are a user of the previous NOCO G750, this thing is 35% smaller and more powerful, so it’s an ultimate upgrade if you come from the older version.

This device can bring the battery life back with a universal input of 100-240 VAC, 50-60Hz, and has a high efficiency of up to 87%, which is very useful to every car owner.

Aside from charging up the battery when needed, this can also be a device that gives advanced diagnostics to your batter.

The logos will flash error LED light when there is a problem.

It can also repair the battery damage and reverse it, plus it improves the performance and extend the battery life.

There is a charging indicator that tells you the battery’s status; you can determine it with the color.

There are two modes for this charger, the 12V, and the 6V mode.

Each mode has its own use for the battery.


  • It delivers high current
  • Very straightforward to use
  • Nice little
  • charger


  • Some device can’t recognize if the battery is full

02. Schumacher SC1343 – Best Choice 6 Volt Battery Charger



Highlighted Features

  • 5 Amp
  • Standard & AGM
  • ‎8.8 x 5.8 x 3.2
  • 43 Pounds
  • Machined Exterior

Maintaining your car battery can be very stressful, but with the help of Schumacher SC1343, it can be easier than it ever was.

It is a 6/12V car battery charger with 1.5 Amp.

It has a wide range of uses for motorcycles, snow vehicles, lawnmowers, watercraft, ATVs, cars, and boats.

The connect it and forget it feature allows you to maintain the battery by simply clicking the charger and leaving it to store the lead-acid batteries charged.

It can charge standard and AGM batteries and is suitable for 6 and 12 volts batteries.

There is no need for some modification if ever using two different volts of batteries as it can automatically detect the voltage.

It can safely charge and maintain the battery when not in use as it automatically maintains optimum battery charge.

Perfect for the winter season when cars are not in use.

It includes ring terminal quick-connect and battery clamp quick-connect.

The smart charging feature allows automatic adjustment of amperage rate and multi-stage charging for safe battery life.


  • It can charge lead acid flooded
  • Super simple to use
  • Good maintenance charger


  • Does not automatically restart after a power outage

03. NOCO GENIUS10 – Best Performance 6 Volt Battery Charger



Highlighted Features

  • Automatic Smart Charger
  • 41 x 4.48 x 9.1
  • 99 Pounds
  • Thermal Compensation
  • Auto Detection

The following product from the best brand NOCO Genius is their NOCO Genius10.

It’s the next generation of their G7200, which they made more powerful.

Its size has a dimension of 4.41 inches x 4.48 inches x 9.1 inches, which is 17% smaller than the G7200; however, they made it 115% more powerful.

Use this to charge dead batteries with force mode.

It is safe to use with the thermal compensation as it optimizes for any climate.

Perfect to use even in hot and cold weather as it does not over-charge and under-charge.

6 volts and 12 volts lead-acid and lithium-ion batteries can use this charger with a universal input of 120-240VAC, 50-60Hz.

If the battery has any damage, this device can repair this using repair mode.

A plug-n-play device that you can leave without worrying about overcharging, so you can maintain the car battery safe and sound all year round.

The auto memory returns the last selected mode when an interruption occurs.

This charger is compatible with all types of vehicles.


  • Works excellent with AGM deep cycle batteries
  • Direct installation
  • Easy to hook up and lay inside the engine bay


  • Instructions are not accurate

04. Schumacher SC1281



Highlighted Features

  • Multiple Modes
  • Fully Automatic
  • ‎11 x 10 x 8
  • ‎12.65 Pounds
  • 100 Amp Engine Start

Perfect for owners with large car batteries, this Schumacher SC1281 is a battery booster and charger.

It can charge standard, AGM, deep-cycle, and gel batteries.

One of the safe and reliable brands of Schumacher, their SC1281 has reverse hook-up protection.

This feature ensures that the charger will not work if the clamps are in reverse.

It has a dimension of 11 inches x 10 inches x 8 inches, which is compact enough to be put in the trunk of your car.

You can easily use this because everything has labels on it.

To engine start, it uses 100 Amp and 30 Amp to boost.

It has an ergonomic handle for easy transferring from one place to another.

This charger automatically adjusts the amperage rate to maintain the battery, which is why it’s one suitable device for battery maintenance.

Don’t worry if you have 6V or 12V batteries, as it can charge both and automatically detects the voltage itself.

No modification is needed, as easy as a plug-n-play session.


  • Wide range of charging compatibility
  • It reads accurate battery charge
  • Decent charging speed


  • Auto shut off does not work on some




Highlighted Features

  • 43 x 4.25 x 6.97
  • 23 Pounds
  • Auto Detection
  • Auto Repair
  • Integrated Thermal Sensor

NOCO Genius 2 is a better version of the NOCO’s G1100.

More power for better performance; this one is 31% smaller and 82% more powerful.

Its compact design allows you to bring it quickly wherever you travel.

With the 3.43 inches x 4.25 inches x 6.97 inches product size, you can easily slip it into a toolbox or bag for emergency purposes.

It has a high-efficiency design of up to 87%, so you can guarantee that this can give you the best charging battery experience.

You can plug it easily wherever you go with the universal input of 100-240 VAC.

This device allows you to charge down and zero batteries, so even if the battery has less than 1-volt, the charger can detect it by manually turning it to force mode.

Charge both 6 volts and 12 volts lead-acid and lithium-ion batteries using this charger to multi-purpose the charger.

The package includes the battery charger, user guide, tapping screws, and battery clamps with integrated eyelets.


  • Works well on 6V and 12V AGM batteries
  • Can save you money from replacing the battery
  • It can charge two volts of batteries


  • It needs longer cables for the alligator lamps

06. Schumacher ‎SC1280



Highlighted Features

  • LED Display
  • 800 CCA Rated
  • ‎9.96 x 4.29 x 10.03
  • 01 pounds
  • Reverse Hook-Up Protection

Another product from Schumacher, the SC1280, has a 9.96 inches x 4.29 inches x 10.03 inches product size with a handle for easy transport.

It will deliver 15 Amp and 3 Amp for charging and maintaining.

It’s compatible with automotive and marine batteries, so it has a wide range of use.

It will automatically adjust the amperage rate for charge and maintenance, so it’s easy and safe to use.

It’s compatible with Standard, AGM, Gel, and Deep-cycle battery types.

You can use this all year round as it optimizes the battery charge.

Another safety feature of this product is the reverse hook-up protection that protects both the battery and the charger from any damage.

It’s not too small, and not too big for any type of car, so you can easily keep this in your vehicle.

It can automatically detect the battery’s voltage that you have, so 6V or 12V, no adjustment is needed.

The connect it and forget it feature monitors and maintain the battery once fully charged.

You can leave it and let the battery charger do the work in recharging it when the battery is discharged.


  • Charge the dead battery and not overcharge
  • It charges very quickly
  • Clear and simple instructions


  • Did not automatically switch to trickle

07. Battery Tender ‎022-0202-COS



Highlighted Features

  • 11 x 4.75 x 9.5
  • ‎1 pound
  • ‎1 AAA batteries required
  • Low Maintenance
  • 12-Foot Output Cord

A new brand is here, and Battery Tender is one of the most compact car battery chargers that you can see in the market today.

It can charge and maintain 6V and 12V batteries for cars, SUVs, and even trucks.

Its small product size of 11 inches x 4.75 inches x 9.5 inches can charge large vehicle types with 3 Amp.

Overcharging is not a problem with this device, as it will switch to float mode to maintain the proper voltage of the battery.

Compatible with lead-acid, AGM, gel cell, or flooded batteries, you can charge the batteries with just one push of the button.

It has a simple design without any complicated button to push, so it’s a low-maintenance charger for your car.

Having this is like having a pocket-size charger, or it looks like you have a charger for your phone, but it is mighty that it can jump-start and charge a vehicle.

If you are looking into size, this can be a reasonable consideration.


  • It has the best features
  • Work as advertised
  • Reliable trickle charger


  • Not for lithium-ion batteries

08. Schumacher SC1303



Highlighted Features

  • 10 Ampere
  • Smart Charging
  • Float Mode
  • Reverse Hook-Up Protection
  • AVD Feature

The Schumacher SC1303 is a reliable 6/12 battery charger from Schumacher.

Compared to the other Schumacher products on the list, this one has a different appearance.

With a rectangular design in sleek black color, it looks elegant and classy.

It has a more oversized handle that compromises the design of the battery charger.

It has an innovative charging feature that controls the amperage rate for additional protection and safety of the battery.

There is also a float mode feature that monitors the battery automatically and optimizes it.

A voltage detector that makes your job much easier can automatically detect 6V and 12V and do what it needs to do for charging and maintenance.

For charging, it uses 10 Ampere, which is more potent than the others, and 3 Ampere for maintenance.

It is compatible only with lead-acid types of batteries which is the standard, AGM, and deep-cycle.

This product cares for the battery, so it also has reverse hook-up protection to keep the battery from any damages.


  • Has automatic abort feature
  • 100% consistent operation
  • Works great on all batteries


  • Some are unsatisfied with the product




Highlighted Features

  • 5 AMP
  • 5 x 3.2 x 1.7
  • 82 Ounces
  • LED Indicator
  • 5-Stage Automatic Charging

Charge your 6/12 volt batteries with this product from LEICESTERCN.

It is an automatic tickle battery charger for automotive and other types of vehicles.

It can guarantee safety with safety features like protection against reverse polarity, over the current, short circuit, overcharge, heat, and load.

It has a spark-proof lead connection with a dustproof and waterproof float battery charger, so it is safe to use in any climate of the year.

These safety features ensure the stable performance of the charger.

The physical appearance can give you the straight details of the charger.

You can quickly push the button and see the information you need, like the voltage type and the LED indicator.

Everything you need to charge your car battery is in the package, including the alligator clamps with a 10-ampere fuse.

It has a compact size of 1.5 inches x 3.2 inches x 1.7 inches, which means it is convenient to use and easy to keep together with your tools.


  • Great trickle charger
  • Works with larger wheel batteries
  • It doubles the usual amperage


  • It has some customer service problems for the customers

10. Energizer ‎ENC2A



Highlighted Features

  • ‎14.4 ounces
  • ‎5 x 3 x 1.7
  • ‎ETL Certified
  • ‎2 Amps
  • Automatic Switch

When it comes to batteries, the brand Energizer is trendy.

But this time, what we have is a car battery smart charger from one of the best brands, the Energizer.

It can charge both 6V and 12V batteries and easily connect the vehicle battery to the clips and O-ring terminals, all included in the package.

You can expect a good charging experience because this brand sells only the best in the market.

It uses 2 Ampere for charging with high frequency and switching automatically.

You can leave it charing because it will automatically stop charging when the battery is full and charge when needed.

This is compatible with cars, motorcycles, and RVs.

It has a compact size design for easy carrying, and bring it wherever you go for emergency purposes.

It can only charge lead-acid automotive types of batteries.

Once it stops charging, it will switch to float mode for monitoring and maintaining the car’s charge, so it is safe to be left when setting.


  • Simple and accurate specifications
  • Works very well
  • Easy to use


  • Some people are unsatisfied with the products

Purchasing Factors of The Best 6 Volt Battery Charger

Buying a car battery charger can be difficult, especially if you have no idea what to buy.

There are many types of products available in the market, and even though we give you a smaller list, it’s still hard to choose.

To help you with the decision-making, here are the things that you need to consider when choosing which product is the perfect one for you to purchase.

What Do You Need? Automatic Or Manual?

Most of the items in our list are automatic because it is safer to use than the manual.

If you need a battery charger that you don’t need to look out for from time to time, an automatic one is the perfect one for you.

Automatic chargers stop charging once it identifies that the battery is complete, and it will shift to float mode for maintenance.

However, if you like the manual, you will have to unplug it to stop charging.

What Type of Battery Are You Charging?

The type of battery is essential when buying a car battery charger.

The characteristics of the battery are necessary.

Know the style of the battery and the voltage.

There are different types of batteries like lead-acid or lithium-ion batteries, so better know if the car battery charger charges that type of car battery.

Voltage is also needed to consider, and these products that we have here can charge both 6V and 12V car batteries.

How Many Amp Do You Desire?

The charging time of the car battery will depend on the power of your battery charger.

You can calculate the time you need by the size of your battery in amp hours and the amp of the charger that you will purchase.

The larger the ampere, the faster charging will be.

So if you want a more rapid charger, get the one with a larger ampere.

However, if you are not in a hurry, a smaller charger is perfect.

Safety Features

Safety features are essential, and each of them has its different safety features.

There are chargers with a reverse polarity warning feature or automatic switching feature.

There are a lot of safety features that you can look out for; this is for the safety of the battery and your car as well.

You can look at the specification if you want to know more about its features.

Most of the time, products are vocal about and display the specifications you need to know.

Package Inclusion

Most of our chargers here in our list include everything you need, so basically, all you need to do is charge your battery.

However, it is still essential to see what is in the package.

Maybe there is something not in the purchase, and you have to purchase it separately, but it includes it on other brands.

Checking what you are purchasing before buying is essential to avoid confusion and waste of time.

Charger Compatibility

Even if everything looks suitable for your battery, check if that is compatible with your battery size.

Make sure that the charger is consistent with what you have.

They may be fine, but they can’t charge the size of your battery.

Some chargers can only charge small types of batteries, and some can capture even truck-size batteries.

Basic FAQs of Best 6 Volt Battery Charger

01. Will A Car Charger Charge A Dead Battery?

It can regenerate the charge of the battery once you plug it in a charger.

Some chargers can do that, but it will take time to restore fully.

There are car battery chargers that can charge it, and you can just leave it, and it will maintain the charge of the battery without overcharging.

This is applicable for car owners that are afraid of having a dead battery again.

It’s great for the winter season, especially when cars are inactive and prone to having a dead battery.

02. How Long Does it Take To Charge A Car Battery?

It actually depends on the size of your car’s battery and the power of the charger that you use.

Larger batteries charge more extended, but if you use a powerful one, it can regenerate for 12 hours.

This will also depend on how drained your battery is.

Dead batteries are usually the one that charges longer because it needs to refill an enormous amount.

You can know the perfect ampere for your battery by computing it from the size divided by the ampere of the battery charger.

03. How Do I Know If My Battery is Bad?

The good thing is that some of the car chargers indicate whether the battery has a problem or is in good condition.

You can look for the features of the battery and see if they can let you know the defects.

Some chargers can repair the damage of the battery, and most of the time, the indicator and the repair are together.

04. What Causes The Battery To Fail?

There are several reasons why a battery is failing, but most of the time, the car is not in use for a long time.

The prolonged use of the battery can also lead to battery failure, so having a charger beside you is very important because this type of problem is standard and will happen to every car owner.

Dead batteries don’t need replacement, and simple recharging can make it alive again.

05. How Many Years Do Car Batteries Last?

Car batteries usually last for five to six years, but it will depend on how you use them.

But generally, your car will need to change its battery after three to four years.

The best thing to do is avoid the things that can shorten the lifespan of the battery.

Inactivity can cause that, so try to use the car once in a while to avoid having a dead battery.

There will be signs that the battery is low, and you can take action immediately if that happens.

06. Is it Worth Having A Car Battery Charger?

A car battery charger can bring a dead battery to life, so yes, it is worth having.

This can save you time and money from charging the battery and buying a new one.

The charger can also detect and correct any problems with the battery.


Investing in a car battery charger is essential.

This can save you from a lot of trouble.

These products that we have here are a great fit with the handy feature.

It will now be up to you which one will suit your battery and needs.

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