10 Best Car Battery Chargers in The UK

Last updated on 21/07/2025

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NOCO GENIUS5: 5A 6V/12V Smart Battery Charger – Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium Batteries

3% OffFree Shipping

Why We Love It

Fits various battery types.
Eliminates overcharging risk.
Revitalizes battery performance.

Main Highlights

MEET THE GENIUS5UK — Similar to our G3500UK, just better. It's 34% smaller and delivers over 65% more power. It's the all-in-one charging solution - battery charger, battery maintainer, trickle charger, plus desulfator.
DO MORE WITH GENIUS — Designed for 6-volt and 12-volt lead-acid (AGM, EFB, Gel, SLA, VRLA, Start-Stop) and lithium-ion (LiFePO4) batteries, including flooded, maintenance-free, deep-cycle, marine and powersport batteries.
ENJOY PRECISION CHARGING — An integrated thermal sensor dynamically adjusts the charge based on ambient temperature, preventing overcharging in hot weather and undercharging in cold, ensuring optimal battery performance.
CHARGE FLAT BATTERIES — Charge batteries from as low as 1 volt, or use Force Mode to manually charge completely dead batteries down to zero volts. Perfect for recovering deeply discharged or neglected batteries.
BEYOND MAINTENANCE — Keep your battery fully charged without worrying about overcharging. Our smart charger constantly monitors the battery, allowing you to leave it connected safely - indefinitely - for worry-free maintenance.
RESTORE YOUR BATTERY — Precision pulse charging automatically detects and reverses battery sulfation and acid stratification, restoring your battery's health for improved performance and extended lifespan.
COMPATIBLE — Charges and maintains all types of vehicles, including cars, motorbikes, motorcycles, scooters, mopeds, lawnmowers, ATVs, quads, tractors, trucks, caravans, campervans, motorhomes, vans, boats, leisure, and more.
WHAT'S IN THE BOX — Includes a 5A charger, 72-inch AC cable, 80-inch DC cable with battery clamps, and integrated eyelet terminals, mounting bracket, screws, and a 3-year warranty. Proudly designed in the USA.

CTEK MXS 5.0 Battery Charger with Automatic Temperature Compensation, Black

21% OffFree Shipping

Why We Love It

Simple to connect and use.
Tough and reliable design.
Effectively restores battery life.

Main Highlights

Simple to connect and easy to use: fully automatic, spark free, reverse polarity protected
Tough and reliable: Designed for outdoor use at any temperature; Developed and tested in Sweden
Flexible: compatible with many different types of vehicle batteries
Effective: restores battery life and reconditions flat batteries
Maintains: ideal for carefree long-term maintenance charging

TREKURE 3500A Jump Starter Power Pack, 12V Car Battery Booster Jump Starter (up to 9.0L Gas or 8.5L Diesel Engine), Car Starter Power Bank with LED Flashlight, Jump Pack with Jump Leads

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Why We Love It

Powerful enough for any engine.
Multiple jumps on one charge.
Durable for all weather conditions.

Main Highlights

【Powerful Jump Starter – Starts in Seconds】 This compact TREKURE jump starter power pack provides a peak current of 3500A, making it easy to start most vehicles like cars, motorcycles (up to 9L petrol or 8.5L diesel engines). Whether it's a chilly winter morning or your vehicle has been standing idle for a while, it quickly jump-starts your car, ensuring you're always ready to go.
【16800mAh Car Jump Starter Power Bank – Charge on the Go】 This mobile phone-sized jump starter doubles as a jump starter power bank, allowing you to charge your phone, tablet, or other devices in case of an emergency. Weighing just 300g, easily fits in your glove box and is airplane-friendly—perfect for on-the-go charging and emergencies.
【4-Mode 300LM LED Flashlight – Be Ready for Any Emergency】 Equipped with a 300-lumen super-bright LED flashlight, this car battery booster jump starter features four essential modes: Steady Light for illuminating dark areas during repairs or camping, White Strobe to increase visibility and attract attention in low-light conditions, Orange Flashing (Warning Mode) to act as a visible roadside warning light during breakdowns, and SOS Mode as a critical rescue signal in distress situations.
【Durable & Weatherproof – Ready for Any Challenge】 Built with a waterproof, dustproof, and shock-resistant shell, this car jump starter withstands rain, snow, and rough terrain, giving you peace of mind in any environment.
【Friendly Reminder – Keep Your Jump Starter Ready】 Ensure your jump starter has at least 50% battery before each use for a reliable boost. If not in regular use, recharge your jump starter every three months to maintain optimal performance and extend battery life.

CTEK MXS 7.0 Fully Automatic Battery Charger (Charges, Maintains and Reconditions Car, Caravan and Motorhome batteries) 12V, 7 Amp - UK Plug, Black

22% OffFree Shipping

Why We Love It

Simplicity ensures easy connection.
Remarkable durability in extreme conditions.
Offers versatile battery compatibility.

Main Highlights

Simple to connect and easy to use: Fully automatic, spark free, reverse polarity protected
Tough and reliable: Designed for outdoor use in even the most extreme temperatures. Developed and tested in Sweden
Flexible: Compatible with many different types of lead-acid vehicle batteries
Reconditions: dedicated reconditioning programme to restore battery life and recondition flat batteries
Supply: can act as a power supply (up to 7A) if the battery needs to be removed from the vehicle, protecting electrical settings
Charges batteries from 14Ah up to 150Ah
Maintains larger batteries up to 225Ah
Supply mode – can be used as a 12V power source to protect electrical settings
Splash resistant & dust-proof to IP65
5 year warranty

Car Battery Charger, 12V/24V 20A 20Amp Heavy Duty Battery Charger, Ideal for Various Vehicle Cars Vans Tractors Lead-acid Batteries

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Why We Love It

Versatile with multiple charging modes.
Portable with built-in carry handle.
Delivers quick, efficient charging.

Main Highlights

Car Battery Charger, 12V/24V 20Amp 20A Battery Charger
Portable battery charger,Carrying handle,Ammeter,Professional battery charger cable,metal material shell
It has a boost option for faster charging and an ammeter that clearly displays the charging current;
The battery charger is a fast and efficient way of getting your vehicle's battery back up and working.
Ideal for cars vans tractors 12V or 24V lead-acid batteries

HAUSPROFI 12V/24V 8Amp Automatic Battery Charger with 3-Stage Charging, 6 Modes, LCD Screen, Intelligent Charging, Repairs, Maintains Car, Motorcycle, Boat, Mower Battery

29% OffFree Shipping

Why We Love It

Versatile and wide range applications.
Promises multiple safety protections.
Intelligent and efficient charging.

Main Highlights

WIDE RANGE OF APPLICATIONS: The car battery charger is suitable for 12V and 24V lead-acid battery from 6Ah-150Ah (12V), 6Ah-100Ah (24V), including AGM, Calcium, Gel, MF, SLA, VRLA, WET batteries. Ideal for charging and repairs cars, trucks, motorcycles, lawn mowers, boats, ATV, SUV, etc. Input voltage: 110-265V.
MULTIPLE SAFETY PROTECTION: Reverse polarity protection (wrong polarity connection prompt), spark-proof, overvoltage protection, overcurrent protection, short circuit protection. Built-in a fan to prevent overheating while charging. Secures safety during charging.
6 CHARGING MODES: The smart charger can automatically detect outside temperature, then auto-switch between SUMMER or WINTER mode and self-appropriate raise and reduce the charging voltage. CAR/TRUCK mode (12V 8A / 24 6A) for fast charging big batteries, MOTORCYCLE mode (max 1.5A) for small batteries, AGM mode for AGM, and calcium batteries, REPAIR MODE for repairing old batteries.
INTELLIGENT CHARGING: The 3-STAGE microprocessor controlled charging process provides the best possible application and enables efficient battery charging. The charger will auto-off when fully charging. The LCD digital display will carousel shows temperature, charging voltage, current, and battery power. Note: The screen is covered with a protective film that needs to be removed.
ADVANCED REPAIR MODE: Built-in advance battery REPAIR mode to help to recover old/idle batteries and extend battery life. The high frequency and low-frequency pulse technology has good repair and activation effects. Note: It can not activate a dead battery or repair a battery that is damaged seriously.

AA AA4956 Car Battery Charger Maintainer UK Plug Fully Automatic with Crocodile Clamps Eyelet Connectors As Used By AA Patrols,Black/Yellow,1.5 Amp 6 V/12 V, Packaging May Vary

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Why We Love It

Ideal for car battery top-ups.
Smart microprocessor assesses battery health.
Safety ensured against circuit mishaps.

Main Highlights

IDEAL for car batteries that need a top-up and used by AA Patrols
SUITABLE for all types of 6 V and 12 V lead-acid and gel batteries
SAFETY covered by protection against reverse polarity and short circuits
INTELLIGENT in-built microprocessor automatically assesses battery health and delivers the correct current and voltage
INCLUDES crocodile and eyelet connectors plus instructions

20Amp Car Battery Charger 12V /24V 10A /20A Intelligent Trickle Charger 12V LiFePO4 Battery Charger with LCD Display Charger for 12V/24V Car/Motorcycle Battery

28% OffFree Shipping

Why We Love It

Faster than most chargers.
Easy-to-read LED display.
Multiple safety protections included.

Main Highlights

20A Car Battery Charger: The 12V/20A and 24V/10A fast car battery chargers charge much faster than 10A car chargers. Multi-stage charging processes with quick and trickle charging protect your battery.
Intelligent Digital LED Display: The LED screen displays the values of ambient temperature, voltage, current and remaining battery capacity. You can easily check the battery status.
Safety: This 20A car battery charger has multiple protection functions such as short circuit protection, overcurrent protection, cooling system and reverse polarity protection. The repair function activates batteries that have not been used for a long time, old batteries and batteries that cannot be charged.
0V start: When the battery is exhausted due to long-term use, repair mode can be used to repair the battery, and charging can be started when the voltage is low.
The car battery charger is suitable for 12V/24V 2Ah-150Ah lead acid batteries (AGM, GEL, SLA, VRLA). Suitable for most types of batteries, calcium batteries, gel AGM batteries, wet batteries and lead-acid batteries, 12V LiFePO4 batteries.
Note: The battery charger will automatically turn off when fully charged. It starts charging when the battery is below a voltage level.
The screen shows that 20A is the maximum current mode. Since this charger is a smart charger, it is normal for the charging current to fluctuate according to different charging stages and battery power. This is to better maintain the battery life. For example, each time you start charging for 15 minutes, the current is only 2.5A, or the battery is more than 80% charged, the current will gradually decrease.

AstroAI S8 Car Battery Booster Jump Starter Power Pack (up to 6.0L Petrol & 3.0L Diesel Engines), Portable Car Jump Starter Power Bank for 12V Vehicles, Motorcycle, with Smart Jump Leads and LED Torch

47% OffFree Shipping

Why We Love It

Powerful jump-starting capabilities.
Compact and portable design.
Multifunction, all-around trip companion.

Main Highlights

HIGH-PERFORMANCE JUMP STARTING - This jump starter's powerful 1500 A peak current quickly starts low-voltage and fully-drained batteries. This jump starter has a 45 C high-rate lithium battery that can start 6.0 L Petrol/3.0 L Diesel engines and other 12 V vehicles like motorcycles, cars, SUVs, pickups, or lawnmowers.
ULTRA POWERFUL BOOST - The smart boost mode automatically detects the battery's voltage. When the voltage is less than 9 V, the indicator flashes green; this unlocks the "BOOST" button, which can be pressed to start fully-drained batteries.
QUALITY METAL CALMPS FOR IMPROVED PROTECTION - The safety metal clamps and smart jumper cable better protect the S8 Car Battery Jump Starter from excessive heat damage, loose ports, battery bulging, battery expansion, and more.
COMPREHENSIVE SAFETY - This portable lithium car jump starter has 8 integrated protections including reverse polarity, reverse connection, overcurrent, overvoltage, overload, overcharge, over discharge, and short circuit protection. Ensure your trip is safe and smooth.
PORTABLE & COMPACT - With an overall size of 161*83*33mm（6.34*3.27*1.30inch),and a item weight of 430g(0.95 lbs), it is very easy to store in a car or a travel bag. Compared with bulky lead-acid jump starters, this compact jump starter brings more convenience and peace of mind to your trip.

10-Amp Car Battery Charger, 12V and 24V Smart Fully Automatic Battery Charger with Temperature Compensation for Car Truck Motorcycle Marine Lead Acid Batteries

47% OffFree Shipping

Why We Love It

Quick 10-amp charging feature.
Multifaceted protection system.
Easy plug and play.

Main Highlights

【10-AMP QUICK CHARGER】Battery Charger Car 12v 10-Amp and 24V 5-Amp 7-stage quick battery charger, charging speed is 30% faster than 8-Amp or 5-Amp automatic chargers. Charge or repair all 12-volt and 24volt lead-acid automotive, marine and deep-cycle batteries including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawn mowers, boats marine, etc.
【8 CHARGING PROTECTION】Smart control, temp compensation in hot climates and under-charging in cold climates, reverse protection, cooling system, overcurrent, fireproof material, overvoltage, short circuit. Trickle charger with multiple protection ensure the safety charging at anytime anywhere. No worries.
【HIGH-EFFICIENCY PULSE REPAIR】Automatically detects battery sulfation and acid stratification, take newest pulse repair function to restore lost battery performance for stronger engine starts and extended battery life. Note: can not activate or charging totally dead batteries.
【VISUALIZED CHARGING】 Large LCD display the charging and battery status; charge voltage and current, inside temperature, charge percentage, summer mode, winter mode, etc. More convenient to use.
【PLUG AND PLAY】 no complicated steps, just plug and charge, stay at home and charge your batteries on your own. All-in-one battery solution as battery charger, battery maintainer, trickle charger, plus battery desulfator. The must-have tool for your garage. We provide 2 years warranty for this item, please feel free to contact us.

8.7

Excellent

Save 47%

We scanned 1491 products

We reviewed these offers relevant to the Car Battery Chargers within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like NOCO, CTEK, TREKURE, Anesty, HAUSPROFI, AA, Yinleader, AstroAI, NEXPEAK, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Car Battery Chargers in the market, we considered we took a deep dive into 7456 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is NOCO GENIUS5: 5A 6V/12V Smart Battery Charger – Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium Batteries. We love many things about this product by NOCO. What sets it apart from the competition is Fits various battery types, Eliminates overcharging risk, Revitalizes battery performance.
The best value product for most shoppers and where user satisfaction is continuously the highest is CTEK MXS 5.0 Battery Charger with Automatic Temperature Compensation, Black by CTEK based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Car Battery Chargers and the best cost-to-value ratio is 10-Amp Car Battery Charger, 12V and 24V Smart Fully Automatic Battery Charger with Temperature Compensation for Car Truck Motorcycle Marine Lead Acid Batteriesat NEXPEAK with a 47% discount.
Our list of the best Car Battery Chargers is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Car Battery Chargers in The UK

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We scanned 1491 products

We concluded that: