Best Car Battery Charger For Your Home Garage

by admin | Last Updated: May 2, 2020
best car battery charger

A car battery charger is essential for the maintenance of our vehicle and, if it has a starter function, it can save us from warning the crane and being late for work. Many models have a fault diagnosis and repair function and extend the life of the battery for several years.

A poor quality car charger can accelerate the wear and tear of your battery or even make it explode. So it is necessary to pay close attention to the characteristics of the car charger. Our guide helps you to overlook a quality product because, in this article, we will review 5 best Car Battery Charger, Which is also perfect For Your Home Garage.

If you are not interested in reading the review and wanting to know which is the best car battery charger, you will find our recommendation directly below. However, if you want to know more before you decide, you will find all the information you need to make a good choice in the second part of this buying guide. 

Our Recommendation

If you don’t have time and don’t want to read the full review article, let us tell you which is the best charger on this list. NOCO Genius 5 Smart Battery Charger is the best value for a money car battery charger; it is also compatible with different devices. This charger is also compact and lightweight, which means you can easily carry while traveling. The thermal protection which is very useful if you face any problems in connections.

1. NOCO GENIUS5, 5-Amp Fully-Automatic Smart Charger

Replacing the previous generation Noco Genius G3500, this smaller, stronger, smarter NOCO Genius5 car battery charger comes with the latest technology, it is quite reliable and versatile for the user, where he can connect it in his car in case his battery needs maintenance or control. This charger is easy to transport since it is light and has a compact design to transport it in the back. 

Its charging capacity is 6 v and 12 v; it serves for all types of batteries up to 120 A. It has polarity protection since it is an intelligent charger. Its supply voltage is 110v to 120v 50-60Hz. You can charge batteries for motorcycles, cars, jet skis, lawnmowers, and all kinds of units that have general-purpose and deep cycle batteries. 

It is portable and can be stored occupying minimum space. It has thermal protection and polarity control in case of making a mistake in the connection. It is compatible with different types of batteries.

  • Lightweight
  • Compact
  • Spark-Proof
  • Easy to Carry
  • None

2.BLACK+DECKER BM3B Battery Charger

BLACK& DECKER BM3B Battery Charger comes from one of the most recognized brands on the market. It is one of the simplest and most compact, being the second cheapest charge on the list without reducing quality. It works for 6V and 12V batteries, with an automatic system. It has incredible versatility and it’s connection to vehicle batteries uses battery clips and O-ring terminals.

It is widely used to charge cars and motorcycles, and even to keep the motorcycle charged during periods of winter or little use, as a maintenance charger. It does not require complex adjustments; its system is completely automatic and stops charging when the battery is fully charged. The Built-in circuit protection reverse polarity increases its performance and safety for vehicles.

  • Easy Connection
  • Control Automatically
  • Protection Guards
  • Maximum Performance
  • None

3.NOCO Genius2 Smart Battery Charger

Replacing the previous NOCO Genius G1100, this new Noco Genius2 automatic smart battery charger works on smart 6V and 12V technology, with a starting capacity of 2 A. It stands out for its practical and simple design, it charges fully discharged batteries, up to 40 Ah. It charges the battery up to twice as fast, and repairs damaged areas, extending the life of the battery.

It is a compact and ultralight model, approximately 9 cm long. It does not present any difficulty to store it in any small space of the car. It is made of high quality and resistant materials, to withstand shocks, water, and UV rays, it also has a non-slip rubber base. It can recharge gel, maintenance-free, wet, and AGM batteries. It has LED lights that indicate the status of the equipment and diagnostic information.

  • Automatic Technology
  • Spark-Proof
  • Lightweight
  • Compact
  • Need to read manual to learn to operate and change modes

4.BLACK+DECKER BC25BD Battery Charger

This smart charger from Black & Decker is famous because it is totally digital. It is designed to charge 12v batteries, with floating charge, thus varying the intensity of consumption saving energy. It has an alternator tester to check its perfect operation and see the battery charge level at all times and with good precision.

It has charge levels of 20 A / h and also has the option of battery maintenance at 3 A / h, making it quite versatile. It also has a great tool that is the 40 A starter, which allows starting a car with a dead battery easily. Its input voltage is 230v 50hz; it is an ideal product for home use and semi-professional.

  • Fully Automatic
  • Reverse Polarity Protection
  • LCD Screen
  • Comfortable
  • Large Size

5.CTEK MXS 5.0 Battery Charger

The CTEK battery charger extends the life of your vehicle’s battery as much as necessary. Its intelligent operation will automatically charge, maintain, and recover any battery. It has an amperage of 5 amps, and it is compatible with the vast majority of batteries on the market. Its operation is very simple and is made for those who do not have technical knowledge.

The MXS 5.0 is easy to use, it is safe, it protects the vehicle electronics, it does not produce sparks, and it is protected against reverse polarity and short circuits. It works on three easy-to-use programs to check the battery voltage, starting power, and alternator performance and provide a complete picture of the integrity of the vehicle’s charging system and battery.

  • Unique Modes
  • Spark Proof
  • Polarity Protected
  • Easy to use
  • Not Flat

6. NOCO GENIUSPRO25, 25-Amp Fully-Automatic Professional Smart Charger, 6V, 12V and 24V Battery Charger

By FAR the most expensive battery charger on our list, but if you are looking for the absolute best of the best car battery charger, this is it. Able to run of 110V and 240V AC power sources, it will work around the globe. Able to charge 12V and 24V batteries, you can charge your deep-cycle batteries, RV batteries, large truck batteries and just about any vehicle battery you can find. The best battery charger for 24V Land Cruisers and other import vehicles, as it can charge both batteries together.

If you have a battery that was run too low and is dead, unable to charge with other battery chargers, this Noco Genius Pro25 features an intelligent recovery mode that can recover those dead batteries with a very low amp charge. It eve has an automatic trickle charge mode so you can hook it up to that classic car or RV you just drive once or twice a year, and it will just trickle it, to keep the battery charged without damaging or straining the battery.

  • Quick Jump Start Boost
  • 12V & 24V Capable
  • Can charge trucks and cars
  • Fast Charging
  • Smart Dead Battery Recovery Mode
  • Heavy Duty
  • Slightly big
  • Expensive

Buying Guide : How to buy the Best Car Battery Charger For Your Home Garage

If you are looking for a car battery charger, you may have noticed that there are a wide variety of manufacturers and very different models that can make your search impossible.

However, in this section, we are going to explain the most important features of this type of product so that you can compare them between them and decide which one is best for you according to the use you want to give it. So if you are looking for the best car battery charger for your vehicle, remember to take into account these features that will help you choose the best product.


It is interesting to opt for a compact, small, and light battery charger, which does not take up much space at home or in the trunk of the car. There are all kinds, from very portable models that weigh only a kilo and you can carry them in your vehicle at all times, to very powerful chargers that weigh more than 5 kilos and are difficult to transport and store.


Not all batteries are suitable for all models of chargers. There are all kinds of batteries and made with different chemical materials, so it is key to opt for a device with a wide operating range since this will make the battery charger compatible with most batteries available on the market, especially if contain lead.


It is the most important technical feature of car battery chargers since it depends on whether it is suitable for your vehicles. Power is determined by a number and the letters “A0h” (amps per hour), which is the unit of measurement used for batteries. This number will be found in any visible place of the charger, so you will have to compare it with the number of amps per hour that your battery marks to be fully compatible.

It should be noted that we always have to use a charger with the same or higher power than the battery that we want to use, therefore, we must review this information before getting one of the recommended products.

Easy to use

If you do not have very extensive knowledge of mechanics, always buy that product that offers great simplicity, and if possible, that it has an automatic function that makes your task easier.


Amperage is the characteristic that determines the starting capacity of a product since some of them are not only capable of acting as chargers but also as starters.


The voltage is also a characteristic that we must review before buying the product since it marks the number of volts at which it is capable of charging, being the most common from 6V to 12V.


Normally, the chargers are formatted to the battery through the typical red and black clips that you must place on the indicated pole of the battery. However, some articles incorporate other connections, such as rings for different types of battery.

Best Car Battery Charger Brands

When purchasing the best car battery charger, it is advisable not to rush and find out which are the most recommended brands on the market, those that offer better benefits.


Noco is famous brands that are at the top of the ranking, a brand that creates, develops, and manufactures automotive products such as its interesting car battery chargers, products that combine quality, price, and functionality.

It is an experienced manufacturer with a long history in the world of batteries and energy. It was created in 1914 and since then has been dedicated to introducing new standards in design, performance, and safety, creating a completely new generation of products.

Black and Decker

The Black and Decker is a star brand in the international market that has managed to gain the appreciation of its consumers, thanks to the magnificent value for money of every one of its products.

This American brand was founded in 1910 by S. Duncan Black and Alonzo G. Decker as a small machinery store in Baltimore, unaware that even a century later, it would be one of the references in the world of tools and machinery.


CTEK is a specialist brand in the manufacture of car battery chargers; the renowned CTEK brand provides good quality, trust. Its main mission is to create products that maximize battery performance, which translates into constant research and development to bring new technologies to the market regarding battery charging.

Frequently asked questions about car battery charger

Q1: What voltage does a car battery charger give?

There are several types of different capacity car battery chargers, the voltage of which must be proportional to that of the batteries. On some of the simpler and more widely used models, the voltage typically starts at 12V in slow charge mode and continues to increase as charging progress to 13.5 V.

Q2: What is the positive in a battery charger?

The car chargers include two cables with their respective clamps to connect to the positive and negative terminals of the batteries. One of them is red, and the other is black. On all battery charger models, the red wire is identified as the positive. Therefore, the clamp of this cable is the one that should be connected to the positive bolt of the car battery, while the black cable must be connected to the negative terminal of the battery.

Q3: How to know if a battery charger works?

One of the easiest ways to find out if a car battery charger works is to use a voltmeter to measure the voltage that the charger throws out and thus determine if the charger has the ability to supply the energy required to power the car battery.

Q4: How to charge a car battery at home without a charger?

To charge a car battery, it is not always necessary to have a battery charger, although this would be the fastest and easiest way to get out of trouble, in case of being stranded on the road because of the battery.

The procedure is simple; however, it is advisable to take some prevention and protection measures before handling this type of tool. To start, connect the red clamps to the positive terminals of each battery, while the black clamp must be connected to the negative terminal of the car with the battery charged and the other to the discharged battery.

I hope you like this best car battery charger for home garage review article; if you like this article, then also share with those friends who are planning to buy a new battery charger.