10 Best Agm Battery Chargers 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing 200 products, scanning 1100 reviews, spending more than 36 hours of research and speaking with our test users, we think the NOCO GENIUS10 is the one of the Best Agm Battery Charger on the market.

# Image Name Brand Price
1
⭐Best Choice
NOCO GENIUS10
NOCO GENIUS10, 10-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, And Battery Desulfator With Temperature Compensation Check price NOCO $$$$$ Check price
2
💲Best value for the money
NOCO GENIUS1
NOCO GENIUS1, 1-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, And Battery Desulfator With Temperature Compensation Check price NOCO $$$$$ Check price
3 Optima 150-40000 Digital 400 12V Performance Maintainer and Battery Charger Optima 150-40000 Digital 400 12V Performance Maintainer and Battery Charger Check price Optima $$$$$ Check price
4 2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start 2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start, Cable Clamps Check price TowerTop $$$$$ Check price
5 NOCO GENIUS5 NOCO GENIUS5, 5-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, And Battery Desulfator With Temperature Compensation Check price NOCO $$$$$ Check price
6 NOCO GENIUS2 NOCO GENIUS2, 2-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, And Battery Desulfator With Temperature Compensation Check price NOCO $$$$$ Check price
7 Schumacher SC1281 100 Amp 30 Amp 6V/12V Fully Automatic Smart Schumacher SC1281 100 Amp 30 Amp 6V/12V Fully Automatic Smart Battery Charger 100A Engine Starter and 30A Boost Maintainer and Auto Desulfator Advanced Diagnostic Testing Check price Schumacher $$$$$ Check price
8 Schumacher SC1280 15 Amp 3 Amp 6V/12V Fully Automatic Smart Schumacher SC1280 15 Amp 3 Amp 6V/12V Fully Automatic Smart Battery Charger Maintainer for Marine and Automotive Batteries Check price Schumacher $$$$$ Check price
9 Automotive Battery Charger 12V/8A 24V/4A Trickle Charger Smart Automatic Battery Automotive Battery Charger 12V/8A 24V/4A Trickle Charger Smart Automatic Battery Charger for Car Motorcycle Boat Marine Lawn Mower SLA ATV RV SUV Wet AGM Gel Cell Lead Acid Battery by YONHAN Check price N/A $$$$$ Check price
10
👑Premium Pick
Renogy DC On-Board Charger with MPPT for Flooded
Renogy DC On-Board Charger with MPPT for Flooded, Gel, AGM, and Lithium Batteries Using Multi-Stage Charging, 12V 30A Check price Renogy $$$$$ Check price

NOCO GENIUS10 – Best Overall Agm Battery Charger

NOCO GENIUS10
  • 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, lawnmowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

NOCO GENIUS1 – Best Budget Agm Battery Charger

NOCO GENIUS1
  • 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, lawnmowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Optima 150-40000 Digital 400 12V Performance Maintainer and Battery Charger

Optima 150-40000 Digital 400 12V Performance Maintainer and Battery Charger
  • Automatically maximizes battery life and performance with a built-in battery health mode
  • Hybrid LED battery charging gauge with LCD display
  • Dual purpose hook and tilt stand design or hang it with the included wall organizer bracket
  • Works well as a marine battery charger, motorcycle battery charger, or other AGM battery charger.
  • Spark-free connection technology

2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start

2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start
  • 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 below 3V.
  • 7-Step Charging Program: Desulphation, Soft Start, Bulk Charge, Absorption, Battery Test, Recondition and Floating. This allows for optimization of battery power, without overcharging or damaging.
  • Advanced Start Aid: Engine Start Aid feature can help start your vehicle in about 120 seconds.
  • Auto Detect 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 Voltage, Over Heat, Overtime Charging, Short Circuit, and Reverse Polarity Protection to ensure users safety.

NOCO GENIUS5

NOCO GENIUS5
  • Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% 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, lawnmowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

NOCO GENIUS2

NOCO GENIUS2
  • Meet the GENIUS2 - Similar to our G1100, just better. It's 34% smaller and delivers 65% 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, lawnmowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Schumacher SC1281 100 Amp 30 Amp 6V/12V Fully Automatic Smart

Schumacher SC1281 100 Amp 30 Amp 6V/12V Fully Automatic Smart
  • Features 30A quick boost and 1H2:L1600A jump start, powerful enough to start SUVs, trucks and large batteries
  • Battery and alternator tester provides charge level and helps diagnose electrical problems
  • Features multi-stage charging and auto-voltage detection for added precision, safety and battery life
  • Reverse hook-up protection ensures charger will not operate if clamps are reversed
  • Charges compatible battery types, including standard, AGM, gel and deep-cycle batteries

Schumacher SC1280 15 Amp 3 Amp 6V/12V Fully Automatic Smart

Schumacher SC1280 15 Amp 3 Amp 6V/12V Fully Automatic Smart
  • Features 15A to charge and 3A to maintain your battery
  • Auto voltage detection automatically detects 6 or 12V batteries
  • Automatically selects charge rate for charging and maintaining
  • Reverse hook-up protection ensures charger will not operate if clamps are reversed
  • Charges compatible battery types, including standard, AGM, gel and deep-cycle batteries

Automotive Battery Charger 12V/8A 24V/4A Trickle Charger Smart Automatic Battery

Automotive Battery Charger 12V/8A 24V/4A Trickle Charger Smart Automatic Battery
  • [COMPATIBILITY] Works with all types 12V and 24V lead-Acid batteries that within 6-150Ah(12V), 6-100Ah(24V), including AGM, GEL, SLA, Flooded (WET), or any common automotive, deep-cycle, marine, or maintenance-free battery. The automotive battery charger is compatible with all types of vehicles - charges and maintains cars, trucks, motorcycles, lawn mowers, tricycles, electric vehicles, agricultural vehicles, off-road vehicles, pickup trucks, boats, yachts, motorboats, and more - you name it.
  • [REPAIR MODE] Car battery charger automatic sulfating and acid stratification detection, the advanced repair mode can repair and reverse the damaging effects when batteries are left uncharged for extended periods to improve battery performance and longevity.
  • [AUTOMATIC CHARGING] Automatically detects 12 volt or 24 volt batteries, monitors the whole charging process automatically by microprocessor-controlled program, 24V 12V battery charger ensures an adaptive charge process with maximum safety, automatically stop when the battery is fully charged.
  • [SAFE CHARGING] Our battery charger/maintainer is spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power.
  • [WHAT YOU GET] 24V / 12V battery charger & maintainer with battery clamps, user manual. Welcome to contact with us if you have any questions or requirement.

Renogy DC On-Board Charger with MPPT for Flooded – Premium Pick

Renogy DC On-Board Charger with MPPT for Flooded
  • The Renogy DC-DC On-Board Battery Charger with MPPT is designed to charge service batteries at the most efficient rate from two different DC inputs, solar panels, and the vehicle's alternator
  • Compatible with multiple deep cycle battery types: AGM, GEL, Flooded, and Lithium
  • Sophisticated automatic 3-phase charging profile (Bulk, Boost, and Float) ensures your service battery will accurately charge at the correct voltage levels to 100%
  • Built-in Voltage Sensitive Relay (VSR) for user-friendly setup with traditional alternators
  • Smart Protection Features: battery isolation, over-voltage protection, battery temperature protection, over-current protection, overheat protection, reverse current protection, solar panel and alternator reverse polarity protection
  • Power source type: Solar Powered

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