11 Best Rated 12v Battery Chargers 2023

Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers over 65% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).

Enjoy precision charging - An integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a battery trickle charger, it's an advanced battery charger maintainer. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of gas and diesel vehicles - Charge and maintain cars, automobiles, motorcycles, dirt bikes, scooters, mopeds, lawn mowers, ATVs, UTVs, tractors, trucks, SUVs, RVs, campers, trailers, boats, PWCs, jet skis, snowmobiles, golf carts, classic cars, and more.

Storage Temperature: -22° to 140° F (-30° to 60° C)

Meet the GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers over 115% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).

Enjoy precision charging - An integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a battery trickle charger, it's an advanced battery charger maintainer. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of gas and diesel vehicles - Charge and maintain cars, automobiles, motorcycles, dirt bikes, scooters, mopeds, lawn mowers, ATVs, UTVs, tractors, trucks, SUVs, RVs, campers, trailers, boats, PWCs, jet skis, snowmobiles, golf carts, classic cars, and more.

For all 12V valve-controlled maintenance-free lead-acid batteries (motorcycle battery, car battery, backup power, ups, emergency power, solar, audio, fire power, security power, ATVs and Lawn Mowers, Electric Sprayer)

Short Circuit Protection, more safety when charge your battery.

Keep track of your battery loading status via the LED indicators so that you know when to unplug and go. (Red = charging, Green = Battery full)

Notice: Only for 12V Sealed Lead Acid (SLA) Battery!!! Do not use this charger on other battery.

180 days quality assurance, any problems, feel free to contact us.

🔥【Charger, Maintainer & Desulfator】 - An all-weather battery charger, battery maintainer, trickle charger, and battery desulfator. Perfect for charging and maintaining all 12-volt lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell). ETL safety standard Listed.

🔥【Automatic Desulfation & Optimization】 - Automatic detection of battery sulfation problem. Applying with pulse current technology to desulfate the batteries effectively. Optimize the battery performance during charging without any manual operation.

🔥【Energy Saving & Spark Free】 - Zero output in standby mode. No battery drain when connecting with the battery. Spark proof during lead connection for safety.

🔥【ETL/UL Certified, Multi-level Safety Protection & Timer Set Up】 - ETL safety certified. Overcharge, short circuit and reverse polarity protected. Charge the battery up to 14.4V and Maintain the battery at 13.6V for long time to avoid gasing and to extend the battery life. 24-hour Timer is set up in the program to terminate the charge and enter the maintaining mode once the voltage is above 14V to ensure safety.

🔥【Easy Operation】 -Just plug-in, connect to the battery and start charging or maintaining your battery. The desulfation is working automatically during the charing. No manual operation.

🔥【Warranty】- 2 Year Warranty AND 100% SATISFACTION SERVICE. If you are not pleased with the product, please contact motopower directly for hassle-free return and refund. Save your bucks and time.

Meet the GENIUS1 - Similar to our G750, just better. It's 35% smaller and delivers over 35% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free, plus lithium-ion batteries (lifepo4).

Enjoy precision charging - An integrated digital thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.

Restore your battery - An advanced battery repair mode uses slow pulse reconditioner technology to detect battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.

Beyond maintenance - It's not just a battery trickle charger, it's an advanced battery charger maintainer. A fully-automatic, worry-free smart battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of gas and diesel vehicles - Charge and maintain cars, automobiles, motorcycles, dirt bikes, scooters, mopeds, lawn mowers, ATVs, UTVs, tractors, trucks, SUVs, RVs, campers, trailers, boats, PWCs, jet skis, snowmobiles, golf carts, classic cars, and more.

Fast, Smart Battery Charger: The battery charger can charge all types of 12V Lead-acid Batteries including GEL, AGM and STD. It is perfect for charging Automotive, Motorcycle, Marine, RV, PowerSport, Lawn & Garden, etc. Do not charge a frozen or dead battery that has gone to 0V.

8-Step Charging Program: Desulfation, Soft Start, Bulk Charge, Absorption, Analysis, Recondition, Float, and Pulse Maintenance. This allows for the optimization of battery power, without overcharging or damage. Reliable cooling systems better improve working performance.

Advanced Start Aid and Winter Modes: Engine Start Aid feature can help start your vehicle in about 100 seconds. The car battery charger can also add 0.2v more to the original charging voltage to better boost the battery activity for complete charging in cold weather.

Auto Detecting Systems: Features Battery voltage detection, then automatically selects charge rate for charging and maintaining. Battery reconditioning feature helps extend battery life. LCD screen displays charging status and battery status with easy to understand icons.

Safety Protection: Battery Charger has Over Discharge, Over Voltage, Over Current, Over Heat, Overtime Charging, Short Circuit, Anti Current Backflow and Reverse Polarity Protections to ensure users safety, giving you a hassle-free charging.

Ultra Powerful Battery Charger: With 84% more power (industry average: 75%) and 1v low-voltage detection, TowerTop battery chargers smartly identify, charge, repair, and pulse maintain. Auto-stop when fully charged and auto-awake for pulse maintenance allow a long-time connection.

RESTORE YOUR BATTERY: Our battery charger and maintainer set charges various types of 12V lead-acid batteries, including flooded and sealed maintenance-free batteries such as AGM and gel batteries

WIDE COMPATIBILITY: Our battery charger kit is suitable for charging boats, motorcycles, ATVs, and riding mowers, as well as maintaining car, truck, SUV, and RV batteries, satisfying your different needs for maintaining or restoring lost battery performance

SAFE OPERATION: Fix the battery clamps and plug in the charger to enjoy efficient charging and safe maintenance without worrying about overcharging; its protection system prevents short circuits, overcurrent, overheating, high-voltage spikes, and low-voltage dropouts for maximum safety

SMART CHARGER: The internal circuit boards' precise engineering automatically senses and fixes any potential problems during charging; the charging indicator lights let you easily monitor the charging status of your battery

1-YEAR WARRANTY: Order Orion Motor Tech’s portable trickle battery charger with peace of mind thanks to its strong 1 year warranty and our usual friendly 24/7 customer service, ensuring that you'll enjoy its use for years to come

All in One - Battery Charger automotive 10-Amp 12V and 24V Fully-Automatic Smart, It's smaller but delivers more power. It's the all-in-one solution battery charger, battery maintainer, trickle charger, plus battery desulfator. Charge or repair all 12V and 24V lead-acid automotive, marine, and deep-cycle batteries, including AGM, GEL, SLA, and Flooded in cars, trucks, SUVs, motorcycles, lawnmowers, boats, marine, etc. LITHIUM BATTERIES ARE NOT ALLOWED

Restore your Battery - Built-in advanced battery REPAIR mode to help to recover old/idle batteries and extend battery life. If the car battery charger cannot charge the battery, please use repair mode. 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 damaged battery.

Enjoy Precision Charging - Using a backlit LCD, the battery charger automotive clearly and visibly shows an LCD screen displaying the charging status and battery status; An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

8 Charging Protection - The charging cable contains heat-resistant and oxidation-resistant copper wire, which is not easy to break. It has protection circuits such as overcharge/overvoltage/overcurrent/short course, with functions such as overcurrent protection, short circuit protection, reverse connection protection, overheat protection, overvoltage protection, and Undervoltage protection.

Intelligent Memory - The Car Battery Charger mode has a memory function. After charging, it defaults to the state mode used before the last power failure. Bright memory is convenient to use. (Repair mode without memory function) Note: It can't jump start the car, only the battery charging function. Requires power connection

【10-AMP QUICK CHARGER】12V 10-Amp and 24V 5-Amp 7-stage quick battery charger, charging speed is much 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. NEW REPLACEMENT AVAILABLE FOR ANY QUALITY ISSUE.

【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

【FLOAT/TRICKLE CHARGE】 Switch to float/trickle charge mode to maintain batteries over the winter: 1, Choosing corresponding modes(STD/AGM,GEL/WET/MOTORCYCLE) to fully charge the battery, screen display "FUL" 2, Then switch to "MOTORCYCLE" mode will auto-enter trickle charging mode to keep batteries stay charged for a long time.

THE LATEST INTELLIGENT CPU CONTROL - Portable battery charger/maintainer automatically adjusts the charge current and maintainability according to the temperature. Automatic ambient temperature detection so that winter can be at full speed and summer is not overloaded. Optimized for any climate, easy to deal with a variety of harsh voltage environments.

HIGHLY COMPATIBLE - Suitable for both 12V and 24V batteries, making it easier to use. It works with Calcium, AGM, EFB, MF, FLOODED, VRLA, SLA, and Wet batteries, meaning that the car battery charger can use for batteries in Car, Truck, Motorcycle, RVs, SUVs, ATVs, golf carts, tricycles, agricultural vehicles, bus, etc. ➤NOTE: LITHIUM BATTERY DISABLED.

PULSE REPAIR FUNCTION - Intelligent control system, robust pulse repair technology, remove vulcanization, repair slightly damaged batteries, reduce water loss, Provides stronger engine starts, and extends battery life. ➤NOTE: It can not activate a dead battery or repair a battery that is damaged seriously; it also can not repair a battery back to 100% new.

MULTIPLE PROTECTION & SAFETY OF USE - This Automatic Smart Battery Charger owns safety technology including built-in circuit protection, spark-free system, reverse polarity protection, over-charge, over-voltage and over-temperature protection, and stable performance for longer life.

FULLY AUTOMATIC CHARGER WITH LCD SCREEN DISPLAY - Battery chargers plug and leave it for charging and maintaining your batteries automatically for a long time, with intelligent digital LCDs setting status and battery status, charge voltage, charge current, inside temperature, summer mode, winter mode, etc.

PLUG AND PLAY - No complicated steps; plug and charge, stay at home, and set your batteries on your own. All-in-one battery solution as a battery charger, battery maintainer, and trickle charger. The must-have tool for your garage. ➤NOTE: IT CAN'T JUMP-START THE CAR; IT JUST HAS A BATTERY CHARGING FUNCTION.