The Best Battery Charger Maintainer of 2023

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

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - 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.

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 - Automatically detects 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 trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

🔥【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 GENIUS2 - Similar to our G1100, just better. It's 30% smaller and delivers 140% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - 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.

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 - Automatically detects 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 trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

EXTEND BATTERY LIFE: Compatible with all 12V lead-acid, flooded, AGM, and gel cell batteries. Complete 4-step charging program (Initialization, Bulk Charge, Float Mode) allows for optimization of battery power, without overcharging

INCLUDES: 12V, 1.25 AMP battery charger, fused ring terminal and alligator clip accessory cables, 10-year warranty, and lifetime customer support

EASY TO USE: Low maintenance design is quick and easy to use, this universal powersport vehicle charger and maintainer is 4.87 x 3.25 x 2.93 inches, 1.45 lbs (charger only)

MONITOR POWER LEVELS: Solid state two-color LED light indicates the state of the charge and if the battery voltage drops too far under load, charging will resume full charger output power

Meet the all-new GENIUS2X2 - a two-bank battery charger, battery maintainer, trickle charger, and battery desulfator - the perfect all-in-one solution for battery maintenance.

Multiple banks - A two-bank battery charger maintainer rated a 4-amps - 2-amps per bank - designed to charge and maintain multiple vehicles like cars, motorcycles, boats, ATVs, RVs, lawn mowers, lawn tractors, trucks, and more.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - 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.

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 - Automatically detects 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 trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Award-winning, Most-Trusted 12V Battery Charger: From the company that created the 12v battery charger comes tried and tested technology used by over 40 of the world’s most prestigious vehicle manufacturers.

Built-In Temperature Compensation: Built in automatic charge voltage compensation ensures the most efficient charging in extreme cold or hot weather conditions.

Patented Desulphation Function and Reconditioning Mode: Unused batteries lose their power and their life is shortened through sulphation. The charger analyzes the state of the battery and, if possible, recovers the battery and its power. Reconditioning mode restores stratified and deeply discharged batteries.

Dedicated AGM Mode: Dedicated AGM Mode sets the absorption and float voltages and stage timing so that they are optimal for AGM batteries.

Connect and Forget: Simple plug and play operation. Select the program and mode and leave the charger to do the rest.

Safe and Easy to Use: Splash and dustproof, designed to protect vehicle electronics and non-sparking, reverse polarity protected, and short-circuit proof. Clean voltage and current delivery ensures no surges or spikes.

Protects Sensitive Equipment: Unlike less-sophisticated chargers, there is no need to disconnect the battery; the MXS 5.0 is specially designed to not damage electronic systems. No overcharge or undercharge ever.

Multiple accessories included: Clamps and practical eyelet connector, for easier access to the battery, as well as a handy storage bag, all supplied as standard.

5-year warranty.

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

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - 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.

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 - Automatically detects 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 trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Meet the GENIUS5 - It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.

Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.

Enjoy precision charging - 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.

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 - Automatically detects 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 trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.

Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

VERSATILE COMPATIBILITY: Charges compatible battery types, including standard, AGM, gel, and deep-cycle batteries

MULTIPLE MODES: Features 30 Amp quick boost and 100 Amp jumpstart, powerful enough to start SUVs, trucks, and large batteries

FULLY AUTOMATIC: Microprocessor-controlled system automatically adjusts amperage; includes LED indicator lights

EASE OF USE: Battery and alternator tester provides charge level and helps diagnose electrical problems automatically; multi-stage charging and auto-voltage detection. Battery Type: Standard, AGM, Gel, Deep-Cycle

SAFE & RELIABLE: Reverse hook-up protection ensures charger will not operate if clamps are reversed

RELIABLE POWER: Delivers 15 Amp rapid charge and 3 Amp maintain to automotive and marine batteries; compatible with standard, AGM, gel, and deep-cycle batteries

SMART CHARGING: Microprocessor-controlled automatic amperage rate adjustment and multi-stage charging for added precision, safety, and battery life

DIGITAL DISPLAY: LED display, indicator lights, and simple button controls for ease of use

VOLTAGE DETECTION: Automatically detects 6V or 12V batteries

SAFE & RELIABLE: Reverse hook-up protection prevents the charger from operating if the clamps are reversed