
Best selling Car battery chargers
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1. Ctek MXS 5.0 EU-Version
Automatic charging and maintenance of car and motorcycle batteries with reconditioning mode. The MXS 5.0 is a highly advanced microprocessor-controlled battery charger that delivers unmatched performance when charging lead-acid batteries between 1.2 and 110 Ah. It features integrated automatic temperature compensation to achieve optimal charging performance even under the most extreme conditions. Additionally, the MXS 5.0 includes a battery diagnosis function that determines whether the battery can accept and hold a charge, a patented automatic desulfation program, an AGM option to maximize the lifespan of most start/stop batteries, and a special recond mode for reconditioning deeply discharged batteries. The MXS 5.0 utilizes CTEK's patented Float/Pulse system, the most efficient maintenance charging mode when a battery is connected to the charger for an extended period. Features: Charges batteries up to 110 Ah, easy-to-read LED display, splash and dust-proof (IP65), spark-free, reverse polarity protected, short-circuit proof.
Pro
- Small, easy to stow away
- Top operation of the menus for various charging options
- Small and handy
Contra
- Unfortunately the plug is not included for motorbike
- Silicone protection far too expensive
- Operating instructions not in German

2. Noco G10
Smart and compact battery charger. Charges fully discharged batteries up to 230 Ah. Connect to the battery, select the charging mode, and start charging your battery. A fully automatic, worry-free battery charger with thermal compensation for year-round use. Designed for 6-volt and 12-volt lead-acid batteries. Suitable for automotive, marine, and cyclic batteries, including gel, AGM, maintenance-free batteries, and lithium-ion batteries.
Pro
- Good quality.
- The accessories are tidy;
- Also charges deeply discharged batteries
Contra
- Not quite cheap
- Proprietary plug
- Price too high

3. Exide Battery charger
Exide 12/7 - the optimal charger, highly developed and user-friendly. The Exide 12/7 charger (12 V, 7 A) is a modern high-performance charger. It is ideal for those who want a fast and intense charge for all batteries up to 150 Ah. The charger is fully automatic and charges in 5 stages. It charges all standard batteries, whether they are AGM, gel, or flooded batteries. The Exide 12/7 charger has many applications; from cars to motorcycles, boats, RVs, and tractors. It features a built-in temperature sensor that measures the ambient temperature to adjust the charge and prevent overcharging. In "power supply" mode, the charger also provides power or maintains the charge. This charger has reverse polarity protection and indicates faulty batteries. The Exide 12/7 is a primary switched computer-controlled charger.

4. Noco Genius 5EU
This fully automatic battery charger is suitable for 6-volt and 12-volt lead-acid batteries as well as lithium-ion batteries in cars, motorcycles, RVs, boats, and scooters. It can even charge nearly empty batteries with only 1 volt of remaining voltage. With the help of the integrated temperature sensor, the device measures the ambient temperature and adjusts the charging power accordingly. This prevents overcharging in heat and undercharging in cold conditions. In addition to the various charging modes, there is also a 12V repair mode, which is an advanced recovery mode for repairing and storing old, unused, damaged, layered, or sulfated batteries. In forced mode, even completely empty batteries with no remaining voltage can be manually recharged. The package includes the battery charger with interchangeable connection, a user manual, two cutting screws, a mounting bracket with Velcro, and clamps with integrated eyelets.
Pro
- Super quality and also very compact.
- Small, light, easy to use
- Easy to operate
Contra
- No instructions enclosed
- nothing so far
- "complicated"

5. Noco Genius2
Smart and compact battery charger for charging fully discharged batteries up to 40 Ah. Connect it to the battery, select the charging mode, and start charging your battery. A fully automatic, hassle-free battery charger with thermal compensation for year-round use. Designed for 6-volt and 12-volt lead-acid batteries. Suitable for automotive, marine, and cyclic-resistant batteries, including gel, AGM, and maintenance-free batteries as well as lithium-ion batteries.
Pro
- High-quality workmanship
- Easy to put into operation

6. Ctek Mxs 10.0
Test winner of the charger comparison test by Autobild (issue 43/2010). Ctek battery charger suitable for all types of 12V lead-acid batteries (flooded, maintenance-free, AGM, calcium/calcium, and gel batteries). The MXS 10.0 is the perfect 12V universal charger. It is ideally suited for charging larger batteries for caravans, motorhomes, boats, and vehicles. These types of vehicles often require charging functions that can solve a variety of battery issues.
The MXS 10.0 offers a range of features, such as a battery diagnosis that indicates whether the battery can accept and hold a charge, a special reconditioning function that restores deeply discharged batteries with acid stratification, a unique maintenance charging function, a mode for optimized charging on cold winter days, as well as the ability to charge demanding AGM batteries (i.e., Optima). Additionally, it has a power supply function that allows the battery to be disconnected from the vehicle without losing important configurations.
The MXS 10.0 is a fully automatic 8-stage charger with a charging current of 10A for 12V batteries ranging from 20 to 300 Ah. The charger has an IP65 protection rating (protected against dust and splashing water), is designed to protect vehicle electronic systems, is spark-proof, and is reverse polarity and short-circuit protected.
Details: Desulfation, perfect charging and maintenance charging, unique regeneration of deeply discharged batteries.
Pro
- Simple operation
- Small and handy
- Quite handy
Contra
- Secondary cable a little short
- not for motorcycles

7. Bosch Automotive C30
Especially drivers who mostly travel short distances and thus put a heavy strain on the starter battery benefit from Bosch's powerful C30 charger. Owners of classic cars, motorcycles, or motorhomes, whose vehicles are not used during the winter, can also take advantage of this device. With maintenance charging, they can ensure their vehicle batteries remain in good condition even during longer periods of inactivity. For batteries that have significantly discharged, Bosch chargers provide a gentle and safe charging process to protect and preserve the battery. The C30 features automatic charge control, spark and overheating protection, is dust and splash-proof according to IP65 standards, and can be used for maintenance charging. Additionally, the C30 charger includes reverse polarity protection, a memory function, and a regeneration function. This generation of Bosch products comes with a power cable, mains connection, charging cable with clamps, a bag, and a mobile hook.
Pro
- Fair price
- Practical storage bag
- Simple operation

8. GYS Cigarette lighter plug
The GYS battery charger is a professional charger for vehicle batteries, designed for reliable performance with various battery types. This charger features multiple charging modes including standard charge, fast charge, and maintenance charge with automatic voltage detection for 6V and 12V batteries. It integrates safety protection against short circuits, reverse polarity, and overcharging for safe operation. The device measures approximately 25 cm in width, 15 cm in height, and 10 cm in depth, with a weight of 1.2 kg for portable handling. Constructed with a durable ABS housing and equipped with temperature protection, this charger delivers consistent performance across temperature ranges from -10°C to 40°C. The intelligent microprocessor control system automatically adjusts charging parameters based on the battery condition, while clear LED indicators display the charging status and any fault conditions. Suitable for lead-acid, AGM, and gel batteries up to 120 Ah capacity, this charger provides a maximum output power of 12 A with precise current regulation. The 1.5-meter long cables feature robust copper alloy clamps for secure battery connections. Designed for professional workshop use and private vehicle maintenance, this battery charger offers reliable charging performance with comprehensive safety features and user-friendly operation.

9. Noco Genius2DEU
Smart and compact battery charger for charging fully discharged batteries up to 40 Ah. The GENIUS2D is a 2-amp direct-mount battery charger and maintenance device designed to be safely mounted near the battery. It is suitable for all types of 12-volt lead-acid batteries, including flooded, gel, AGM, and other maintenance-free batteries.

10. Ctek Mxs 7.0
The MXS 7.0 is the perfect 12V universal charger. It is ideally suited for charging larger batteries for caravans, motorhomes, boats, and vehicles. These types of vehicles often require charging functions that can solve a variety of battery issues. The MXS 7.0 offers a range of features, such as battery diagnostics that indicate whether the battery can accept and hold a charge, a special reconditioning function that restores deeply discharged batteries with acid stratification, a unique maintenance charging function, a mode for optimized charging on cold winter days, and the ability to charge demanding AGM batteries (i.e., Optima). Additionally, it has a power supply function that allows the battery to be disconnected from the vehicle without losing important configurations. The MXS 7.0 is a fully automatic 8-step charger with a charging current of 7A for 12V batteries ranging from 14 to 150Ah, as well as for maintenance charging of up to 225Ah. The charger has an IP65 protection rating (dustproof and splash-resistant), is designed to protect vehicle electronic systems, is spark-proof, reverse-polarity, and short-circuit protected. It comes with a 5-year warranty.
Pro
- Simple operation
- easy handling
- Accessories options
Contra
- No plug for Switzerland
- Very short connection cable (car side)
- High price
