My Best 12v Automatic Battery Charger – Buyer’s Guide 2018

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Best 12v Automatic Battery Charger
The TOP list of the best 12v automatic battery charger was made with careful attention to details. Our team tried to cover every important aspect of each model, including its price, material, manufacturer, and many more nuances. Nevertheless, we strongly advise you to read reviews from other users before choosing the best 12v automatic battery charger for you.

You might have already noticed that there are hundreds of various 12v automatic battery charger on the market. Manufacturers present new models of 12v automatic battery charger every year, making the choice even harder. We made this buying guide to assist you to buy the right 12v automatic battery charger for you.

Top 10 of U.S. 12v Automatic Battery Charger of 2018

Rating Image Name and Features Details
Style 5/5
Size 5/5
Durability 5/5
Quality 5/5
Foval Automatic Trickle Battery Charger 1. Foval Automatic Trickle Battery Charger
Perfect for all lead-acid, flooded or sealed maintenance free batteries (agm and gel cell), also complete 4-step charging program (initialization, bulk charge, absorption mode, float mode).
Read reviews
Style 5/5
Size 5/5
Durability 4/5
Quality 4/5
Motopower Mp00205a 12v 800ma Fully Automatic Battery Charger 2. Motopower Mp00205a 12v 800ma Fully Automatic Battery Charger
No need of any manual operation, just plug and leave it for charging and maintaining your batteries automatically for long time.
Read reviews
Style 5/5
Size 5/5
Durability 2/5
Quality 5/5
Stanley Bc25bs 25 Amp Bench Battery Charger 3. Stanley Bc25bs 25 Amp Bench Battery Charger
Fully automatic high frequency charging delivers 3 stage charging, automatically switching from fast charge, to top-off, to trickle charge.
Read reviews
Style 4/5
Size 3/5
Durability 4/5
Quality 5/5
Suaoki Car Battery Charger 4. Suaoki Car Battery Charger (Most Stylish)
Displays real-time charging voltage/current and battery bars.
Read reviews
Style 5/5
Size 3/5
Durability 5/5
Quality 2/5
Black+decker Bc6bdw 6 Amp Waterproof Automatic Battery Charger 5. Black+decker Bc6bdw 6 Amp Waterproof Automatic Battery Charger
Fully automatic high frequency charging.
Read reviews
Style 2/5
Size 5/5
Durability 5/5
Quality 2/5
12v To 14.8v Automatic Lead Acid Battery Charger 6. 12v To 14.8v Automatic Lead Acid Battery Charger
Fully automatic —– no need of any manual operation, just plug and leave it for charging and maintaining your batteries automatically for long time.
Read reviews
Style 5/5
Size 5/5
Durability 2/5
Quality 2/5
Ctek 56-864 Mus4.3 12 Volt Fully Automatic 8 Step Battery Charger 7. Ctek 56-864 Mus4.3 12 Volt Fully Automatic 8 Step Battery Charger
Water and dust resistant means it is safe to use in all climate situations.
Read reviews
Style 5/5
Size 3/5
Durability 2/5
Quality 3/5
Potek 2 10 20 Amp Smart Battery Charger 8. Potek 2 10 20 Amp Smart Battery Charger
Despite choosing three charging rate manually, the optimal fuction can automatically select the charge rate best fit for your type of battery.
Read reviews
Style 2/5
Size 2/5
Durability 4/5
Quality 3/5
Battery Tender 021-0123 Junior 12V 9. Battery Tender 021-0123 Junior 12V
Perfect for charging all 12-volt lead-acid, flooded or sealed maintenance free batteries (agm and gel cell) and safety timer-80 hours.
Read reviews
Style 3/5
Size 3/5
Durability 3/5
Quality 2/5
Ctek 56-158 Multi Us 3300 12 Volt Fully Automatic 4 Step Battery Charger 10. Ctek 56-158 Multi Us 3300 12 Volt Fully Automatic 4 Step Battery Charger (Best Transitional Design)
No sparks, short-circuit proof and reverse polarity protected makes it safe for all the vehicles electronics and easy to use.
Read reviews

 

 

 
№ 1. Foval Automatic Trickle Battery Charger 12v 1000ma Smart Motorcycle Battery Charger Maintainer

It will charge and maintain your battery so that it is ready to go when you are. It’s lightweight, fully automatic and easy to use. Intuitive led indicators provide visual state-of-charge feedback and diagnostic information, even when in maintenance mode. Spark proof during lead connection, reverse polarity protected and includes a 8 foot output cord and 2 year warranty. Small size 3.9 x 2.4 x 1.25 in and suitable for most vehicles: adapts to all kinds of 12v battery for automobiles, motorcycles, atvs, personal watercraft, rvs, boats, airplanes, golf carts, back-up generator systems lawn mower, etc, batteries using either the ring or alligator connectors, automatically switches to float, maintenance voltage after fully charging the battery.

Perfect for all lead-acid, flooded or sealed maintenance free batteries (agm and gel cell), also complete 4-step charging program (initialization, bulk charge, absorption mode, float mode).

 

 
The Good
Intuitive led indicators provide visual state-of-charge feedback
It will charge
Small size 3.9 x 2.4 x 1.25 in
The Bad
I never had any problems.
 

 

 
№ 2. Motopower Mp00205a 12v 800ma Fully Automatic Battery Charger Maintainer for Cars, Motorcycles, Atvs, Rvs, Powersports, Boat and More. Rescue and Recover Batteries

Multi-level safety protection & battery rescue, – micro-processor controlled program. No worry about overcharge, short circuit and reverse polarity. Featured constant pulse current maintenance function helps the battery avoid excessive charge and discharge. It will extend the battery life and recover batteries more effectively. Energy-save & international standard, – energy saving design with one led indicator to display different charging status. Certified by ce, rohs, ul and cec. Conform to the cec (, california energy commission) standard – bc mark. One year limited warranty and 100% satisfaction service – hassle-free return or refund for any product quality issue. Fully automatic, – no need of any manual operation, just plug and leave it for charging and maintaining your batteries automatically for long time. The microprocessor controlled program will monitor the whole charging progress and automatically stop when the battery is fully charged. Then it will monitor the battery voltage and maintain the battery with a float charging current. Sae quick release adapters, – with sae quick release connection options: ring terminals (7.5amp fused for safety protection) or alligator clips. With the ring terminal harness connecting with the battery permanently, it’s so easy to connect the charger by the sae adapters when needed. Fuse protection will avoid danger of short circuit or overload.

Compact, smart & durable, – it can charge all types of 12v lead-acid batteries, including flooded or sealed maintenance free batteries (agm & gel cell). It’s the best smart charger for automotive, motorcycle, marine, rv, powersport, lawn&garden, children toys, etc.

 

 
The Good
Multi-level safety protection & battery rescue
Energy-save & international standard
Fully automatic
Sae quick release adapters
The Bad
Takes up too much space.
 

 

 
№ 3. Stanley Bc25bs 25 Amp Bench Battery Charger with 75 Amp Engine Start and Alternator Check

Fully automatic high frequency charging delivers 3 stage charging, automatically switching from fast charge, to top-off, to trickle charge. Equipped with reverse polarity protection; lcd screen displays charging status and battery status with easy to understand icons. Battery reconditioning feature helps extend battery life; 75 amp engine start helps start your vehicle in about 90 seconds. Features a patented alternator check which indicates if the alternator is maintaining battery level; etl certified for performance and safety. 25 amp bench battery charger maintains and charges any agm, gel, or wet automotive or marine 12v battery.

 

 
The Good
Battery reconditioning feature helps extend battery life
Features a patented alternator check which indicates if
25 amp bench battery charger maintains
The Bad
Handles may break if you push them too hard.
Takes a lot of time to get used to.
 

 

 
№ 4. Suaoki Car Battery Charger 4 Amp 6 12v Fully Automatic Battery Maintainer for Car Truck Motorcycle

Automatic voltage detection: detects whether your battery requires 6 or 12-volt charging and features preprogrammed 8-stages charging process. Battery maintainer: provides a 24/7 constant voltage charge for optimum battery maintenance. Lcd screen: displays real-time charging voltage/current and battery bars; lets you know about the battery charge status with just a glance. Multi-protection: features reverse polarity protection, over-temperature protection, overcharge protection; also comes with spark-proof clamps. Wide range use: efficient use with all sla batteries (wet, mf, gel and vrla), agm (flooded and efb), lion (12v lifepo4).

 

 
The Good
Battery maintainer
Wide range use
Automatic voltage detection
The Bad
Cannot be used as a universal product.
 

How much money should I spend for a nice 12v automatic battery charger?

The price of a 12v automatic battery charger should never be the determining factor. Even if you are able to afford the most expensive model, you might do not actually need it. 12v automatic battery chargerin the average price range can cover all your needs and save you a few bucks at the same time.

 

 

Offers 2 ways to connect: 12v dc accessory plug or battery clamps, hanging hook allows for convenient, hands-free operation. Features an ip67 rating which certifies a completely sealed, waterproof and dust proof housing capable of withstanding direct water or rain exposure. Built-in circuit protection guards against overcharging, reverse polarity, and short circuiting; etl certified for performance and safety. Fully automatic high frequency charging; ac low-voltage compensation ensures maximum performance when used with extension cords. 6 amp battery charger/maintainer is compatible with any agm, gel, or wet automotive or marine 12v battery.

 

 
The Good
6 amp battery charger/maintainer is compatible
Offers 2 ways
Features an ip67 rating which certifies a completely sealed
Built-in circuit protection guards against overcharging
Fully automatic high frequency charging
The Bad
Similar products are much cheaper.
In comparison with other options, this one offers the lowest number of features.
 

 

 
№ 6. 12v To 14.8v Automatic Lead Acid Battery Charger Maintainer, 1.2a Trickle Charger for Car, Truck, Boat, Motorcycle, Rv, Lawn Tractor

Easy operation — energy saving design with one led indicator to display different charging status. Simply hook up the charger to the battery, plug it in and walk away. Note: be care of the clip positive and negative electrode (red positive, black negative). Trickle charger — it can charge all types of 12v lead-acid batteries, including flooded or sealed maintenance free batteries (agm & gel cell). It’s the best smart charger for car, truck, boat, motorcycle, rv, lawn tractor, or any other vehicle with a 12-volt battery. Orion motor tech offer 5 years warranty and full money back guarantee. Go to your amazon account and find the order. Click the seller name (sold by xxx), then you will enter the store page. Click the yellow button “ask a question” on top right.

Micro-processor controlled program — no worry about overcharge, short circuit and reverse polarity. Safer floating charger with maximum voltage up to 14.8 volts. Fully automatic — no need of any manual operation, just plug and leave it for charging and maintaining your batteries automatically for long time. The microprocessor controlled program will monitor the whole charging progress and automatically stop when the battery is fully charged. Then it will monitor the battery voltage and maintain the battery with a float charging current.

 

 
The Good
Orion motor tech offer 5 years warranty
Easy operation —
Micro-processor controlled program —
Fully automatic —
Trickle charger —
The Bad
Takes a lot of time to get used to.
 

 

 

Water and dust resistant means it is safe to use in all climate situations. No sparks, short-circuit proof and reverse polarity protected makes it safe for all the vehicles electronics and easy to use. Fully automatic charging and maintenance in 8 steps maximizes battery life and performance. Patented maintenance charge for a unique combination of maximized life and performance. Numerous accessories simplifies using the same charger for multiple battery applications.

 

 
The Good
Fully automatic charging
Numerous accessories simplifies using
Patented maintenance charge
The Bad
The built quality is terrible.
 

 

 
№ 8. Potek 2 10 20 Amp Smart Battery Charger and Maintainer with 50-amp Battery Clips

Digital display & three stage charging: keep track of voltage, current and charging progression & keep batteries fully charged and three different charging rates for charging variety of batteries with a push of button. Safety features: automatic enter floating mode, external short circuit protection, battery over voltage/over heat protection and reverse polarity indicator to protect the user from harm and the charger from damage. Optimal function: despite choosing three charging rate manually, the optimal fuction can automatically select the charge rate best fit for your type of battery. 2/10/20 amp smart charger: suitable for all types of 12v lead acid batteries, including gel and agm. Everything from the capabilities to the safety features to the exterior outlook of this smart charger was designed with the consumer in mind.

 

 
The Good
Digital display & three stage charging
Safety features
2/10/20 amp smart charger
Optimal function
The Bad
Looks good, but the performance is below average.
 

 

 
№ 9. Battery Tender 021-0123 Junior 12V, 0.75a Battery Charger

Perfect for charging all 12-volt lead-acid, flooded or sealed maintenance free batteries (agm and gel cell) and safety timer-80 hours. Automatic charge cycle functionality switches to float mode after fully charging the battery. It will charge and maintain your battery so that it is ready to go when you are. It’s lightweight, fully automatic and easy to use. Spark proof during lead connection, reverse polarity protected and includes a 12-foot output cord and 5-year warranty. Solid state two color led indicates stage of charger and if the battery voltage drops too far under load, full charger output power resumes.

Complete 4-step charging program (initialization, bulk charge, float mode) allows for optimization of battery power, without overcharging.

 

 
The Good
It will charge
Automatic charge cycle functionality switches
Complete 4-step charging program
Solid state two color led indicates stage
The Bad
You will not be able to use it on the daily basis.
 

 

 

Water and dust resistant means it is safe to use in all climate situations. No sparks, short-circuit proof and reverse polarity protected makes it safe for all the vehicles electronics and easy to use. Unique 4 step charging system with a patented program that tests battery condition and, charges and maintains to ensure maximum battery life and performance. Connect and forget, no need to disconnect battery from the vehicle when charging.

 

 
The Good
Unique 4 step charging system
The Bad
Not the best price on the market.
 

How expensive should a good 12v automatic battery charger be?

The best 12v automatic battery chargerare not always the most expensive. However, the bigger the price is — the better the quality of a product. This rule is also applies to 12v automatic battery charger, so if you want to get a good model we recommend you to not be too stingy.

What exactly did you take into consideration while making the list of the best 12v automatic battery charger?

In order to create this buying guide, our team had to go through hundreds of user reviews and compare dozens of 12v automatic battery charger models and brands. Finding the best 12v automatic battery charger nowadays is a hard task: the selection on the market is so high that you would have to spend months to study all available options. Thankfully, our TOP list will help you find a good 12v automatic battery charger much quicker!

How to get a refund for a 12v automatic battery charger?

Most of the time seller will return your money without any trouble. If you received a malfunctioning 12v automatic battery charger, you will easily get a refund or a replacement. Nonetheless, if you value your time, we highly recommend you to thoroughly check the item’s description before making a purchase.

Should I get a 12v automatic battery charger with a lifetime warranty?

The recommended warranty period depends on how often you use your 12v automatic battery charger, how expensive is it, what company made it, and many other factors. Manufacturers sell their most expensive products with a lifetime warranty, while the least expensive 12v automatic battery chargermight be not guaranteed at all. We think that the best warranty period for a good 12v automatic battery charger is five years.

How did you create this rating list with the best 12v automatic battery charger?

We compared over a hundred of 12v automatic battery chargerfrom various manufacturers. To make our buying guide as honest as it is possible, we took into consideration all the important characteristics, such as price, weight, material, assembly quality, and many more. If you want to find the best 12v automatic battery charger for the least amount of money, our TOP list will be very useful for you.

Meet the Author
My name is Ron Hughes and I am a Electronic Solderer. I graduated from Clark University - Worcester, Massachusetts

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ron@damremo.com
276 5th Ave Suite 704 New York, NY 10001
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