9 Best Lithium Battery Chargers (November 2026)

The best lithium battery chargers include the Haisito 20-Amp Smart Battery Charger for 12V and 24V flexibility, the DC HOUSE Metal Case 48V 100Ah Lithium for a 48V golf cart battery kit, and the NOCO GENIUS1 1A 6/12V Smart Battery Charger for small batteries and storage.

On this page (6 sections)

1. How we compared lithium battery chargers
2. Lithium charger differences at a glance
3. The best lithium battery chargers
4. How to choose a lithium battery charger
5. More guides on this topic
6. Which lithium battery charger should you choose?

The best lithium battery charger for most 12V LiFePO4 batteries is the LiTime 12V 20A, with a dedicated 14.6V output and 0V activation. Choose Haisito for 12V or 24V flexibility, or NOCO GENIUS5 for 6V and 12V batteries with lithium and lead-acid modes.

Match the charger to your battery before comparing features. A 12V lithium battery tester can help you check battery condition as part of that process.

Battery voltage, chemistry, charging current and connector type all affect whether a charger is suitable.

A lithium battery and charger should be treated as a matched pair. Start with the battery's manual, then choose a charger with a mode and output that fit its specifications.

Our picks at a glance

1. 1
   Best for 12V and 24V flexibility

   Haisito 20-Amp Smart Battery Charger

   9.7/10 our score

   See it on Amazon
2. 2
   Best for a 48V golf cart battery kit

   DC HOUSE Metal Case 48V 100Ah Lithium

   9.6/10 our score

   See it on Amazon
3. 3
   Best for small batteries and storage

   NOCO GENIUS1 1A 6/12V Smart Battery Charger

   9.6/10 our score

   See it on Amazon

4. 4

   NOCO GENIUS5 5A 6/12V Smart Battery Charger

   Best for mixed battery types
   Check it
5. 5

   LiTime 12V 20A Lithium Battery Charger

   Best for dedicated 12V LiFePO4 charging
   Check it
6. 6

   Battery Tender 3 AMP Battery Charger

   Best for 6V and 12V maintenance
   Check it
7. 7

   BROODAY 14.6V 10A LiFePO4 Battery Charger

   Best for a simple 12V LiFePO4 setup
   Check it
8. 8

   Battery Tender Junior 12V

   Best for powersports battery upkeep
   Check it
9. 9

   Mroinge MBC022

   Best for compact 12V charging
   Check it

How we compared lithium battery chargers

We compared voltage support, lithium chemistry modes, current, connections and useful charging features. Our score weighs specs, features and buyer feedback against what you're shopping for.

The products cover several needs, from small 12V maintainers to a 20A LiFePO4 charger and a 48V golf cart battery kit that includes its charger. The DC HOUSE kit is not a standalone charger, so it belongs only in a battery upgrade comparison.

A charger that supports more than one battery chemistry can be useful across a garage or vehicle collection. Still, check that the selected mode matches the battery before connecting it.

Lithium charger differences at a glance

The best choice depends on voltage and chemistry first, then on how quickly you need to charge. The comparison below highlights the differences that separate these picks.

The best lithium battery chargers

These lithium battery chargers range from high-current units to compact maintainers. Choose the one that fits your battery's voltage and intended use.

1

Haisito 20-Amp Smart Battery Charger: Best for 12V and 24V flexibility

9.7/10Our score

• 20A output at 12V and 10A at 24V
• LiFePO4 and lead-acid modes
• Large LCD with charging details
• 12V and 24V detection

The Haisito combines separate lithium and lead-acid modes with 12V and 24V detection. Its higher current suits buyers who want one charger for different battery systems.

See it on Amazon

Pros

• 12V and 24V detection
• Separate LiFePO4 and lead-acid modes
• LCD shows charging information

Cons

• Does not activate a battery at 0V
• Its broad compatibility still requires selecting the correct mode

Haisito stands out for buyers who need a charger that can handle 12V and 24V systems. It supplies up to 20A at 12V and 10A at 24V, with automatic voltage detection.

Separate LiFePO4 and lead-acid modes make the charger useful for different battery types. The large LCD displays charging current, voltage, temperature and battery percentage.

Haisito also includes a pulse repair mode, though it says the charger cannot activate a totally dead battery at 0V. Its forced charging mode is intended for a low 24V battery that is detected as 12V, so follow the instructions before using it.

Choose this model if you want one higher-current charger for more than one voltage system. For a narrower focus on best LiFePO4 battery chargers, compare the battery type and voltage before deciding.

2

DC HOUSE Metal Case 48V 100Ah Lithium: Best for a 48V golf cart battery kit

9.6/10Our score

• 48V 100Ah LiFePO4 battery kit
• Includes a 48V 18A charger
• Automatic charger cutoff
• Battery monitor with Bluetooth app support

This is a battery conversion kit with a charger, not a standalone charger. It fits buyers upgrading a compatible 48V golf cart who need the battery and charging equipment together.

See it on Amazon

Pros

• Charger and battery arrive as a kit
• Automatic charger cutoff
• Bluetooth app and LCD monitor support

Cons

• Designed for a golf cart battery conversion
• Check the battery compartment dimensions before buying

The DC HOUSE set is a 48V 100Ah LiFePO4 golf cart battery kit that includes a 48V 18A charger. The charger has automatic cutoff when the battery is full.

It is a different kind of pick from the standalone chargers in this roundup. Choose it when you're considering a complete golf cart battery conversion and want the matching charger included.

The kit also includes a battery monitor with Bluetooth app support and an LCD display. Check your cart's battery compartment dimensions, since the maker notes that fit can vary by cart design.

This is not the right fit if you already have a battery and only need a charger. For a charger-only comparison, see our guide to the best 48V lithium battery charger.

3

NOCO GENIUS1 1A 6/12V Smart Battery Charger: Best for small batteries and storage

9.6/10Our score

• 1A charging current
• 6V and 12V lead-acid and LiFePO4 support
• Temperature sensor
• Force Mode for batteries down to 0V

The GENIUS1 is a low-current choice for small batteries and maintenance. It supports LiFePO4 as well as several lead-acid types, with Force Mode for a completely dead battery.

See it on Amazon

Pros

• Supports both 6V and 12V systems
• Temperature compensation
• Force Mode can charge down to 0V

Cons

• 1A is a low current for larger batteries
• LiFePO4 capacity is limited to 30Ah

The NOCO GENIUS1 suits small 6V or 12V batteries that need a low-current charger or maintainer. It supports LiFePO4 along with several lead-acid types.

Its 1A output is a better match for smaller batteries than for a large deep-cycle bank. NOCO describes it as suitable for LiFePO4 batteries up to 30Ah and includes a temperature sensor that adjusts charging for ambient conditions.

Force Mode can manually charge a battery down to 0V, according to NOCO. The included cables have battery clamps and integrated eyelet terminals.

Choose it for small batteries and maintenance, especially if you want one charger for 6V and 12V systems. For a closer look at best 12V lithium battery chargers, compare current and battery capacity.

4

NOCO GENIUS5 5A 6/12V Smart Battery Charger: Best for mixed battery types

9.5/10Our score

• 5A charging current
• 6V and 12V lead-acid and LiFePO4 support
• Temperature sensor
• Force Mode for batteries down to 0V

The GENIUS5 offers more current than the GENIUS1 while retaining 6V and 12V support for lithium and lead-acid batteries. Its 5A output suits buyers who want one charger for several smaller vehicle batteries.

See it on Amazon

Pros

• Supports LiFePO4 and lead-acid batteries
• Temperature compensation
• Force Mode can charge down to 0V

Cons

• 5A is slower than dedicated 10A or 20A choices
• The larger current may be unnecessary for small batteries

The NOCO GENIUS5 offers 5A output for 6V and 12V batteries, including LiFePO4. It works as a charger and maintainer, with a temperature sensor and Force Mode.

NOCO describes it as suitable for LiFePO4 batteries up to 120Ah. That gives it more capacity range than the GENIUS1, while keeping the charger at a modest current compared with 10A and 20A models.

The included kit has clamps, eyelet terminals, a mounting bracket and mounting hardware. Those options help if you want to leave the unit in place for battery maintenance.

Choose the GENIUS5 for a middle ground between compact maintainers and dedicated higher-current chargers. Our best lithium battery charger and maintainer guide focuses on that combined use.

5

LiTime 12V 20A Lithium Battery Charger: Best for dedicated 12V LiFePO4 charging

9.4/10Our score

• 20A output at 14.6V
• Designed for 12V LiFePO4 batteries
• 0V activation
• Fan-cooled aluminum case

LiTime is a focused option for 12V LiFePO4 batteries, with 20A output and 0V activation. Its maker warns that the charger is not waterproof and isn't suitable for marine environments.

See it on Amazon

Pros

• Dedicated LiFePO4 charging profile
• 0V activation
• Two connection types

Cons

• Not waterproof
• Not suitable for marine environments

The LiTime 12V 20A is a dedicated charger for 12V LiFePO4 batteries, with 14.6V output and 0V activation. Its 20A current makes it one of the higher-output standalone chargers here.

The aluminum case has a cooling fan, and LED indicators show charging status. Its connections include an Anderson 50A connector and M8 terminal.

This charger is not waterproof, and LiTime says it is not suitable for marine environments such as boats or trolling motors. For marine-specific alternatives, see lithium battery chargers for boats.

Keep it for an appropriate dry location and confirm the connector matches your battery.

Choose it for a 12V LiFePO4 setup where higher current and 0V activation matter. For a more specific battery-size comparison, see best chargers for 12V 100Ah LiFePO4 batteries.

6

Battery Tender 3 AMP Battery Charger: Best for 6V and 12V maintenance

9.3/10Our score

• 3A charging current
• Selectable 6V or 12V operation
• Lithium and lead-acid compatibility
• Ring terminal and alligator clip cable

This Battery Tender model switches between 6V and 12V and includes both ring terminals and alligator clips. Its product details name lithium compatibility, but its listed battery types focus on lead-acid, AGM and gel, so confirm LiFePO4 support for your battery before choosing it.

See it on Amazon

Pros

• Selectable 6V or 12V operation
• Two connection options
• Automatic float mode

Cons

• Lithium chemistry details need confirmation
• Lower current than the 10A and 20A choices

The Battery Tender 3 AMP offers switchable 6V and 12V operation, with a 3A current and automatic float mode. It includes ring terminal and alligator clip connections.

Its title mentions lithium compatibility, but the listed compatibility details name lead-acid, AGM and gel batteries. Confirm support for your specific LiFePO4 battery with Battery Tender before using it in lithium mode.

For a compatible battery, its lower current can suit maintenance and routine charging. The 11 ft combined cable reach also gives you some flexibility when positioning the charger near a vehicle.

Choose this model if 6V or 12V switching and multiple connection options fit your needs. For a closer look at best Renogy lithium battery chargers, compare the intended battery system and charging current.

7

BROODAY 14.6V 10A LiFePO4 Battery Charger: Best for a simple 12V LiFePO4 setup

9.2/10Our score

• 14.6V output and 10A current
• Designed only for 12V LiFePO4
• LED indicator
• Alligator clips

BROODAY keeps the job simple with a dedicated 10A charger for 12V LiFePO4 batteries. It isn't compatible with lead-acid batteries, so check the chemistry before connecting it.

See it on Amazon

Pros

• Dedicated 12V LiFePO4 output
• LED charging indicator
• Alligator clips included

Cons

• Not compatible with lead-acid
• Doesn't support 24V or 48V batteries

BROODAY is a 10A charger designed exclusively for 12V LiFePO4 batteries. It supplies 14.6V and uses alligator clips to connect to the battery.

A built-in LED indicator gives charging status, and the casing has a cooling fan. Its chemistry limitation is clear: it is not compatible with lead-acid batteries.

Disconnect power before connecting or removing the charger, and match positive and negative terminals correctly. Those instructions matter when using a charger with direct clip connections.

Choose BROODAY if your battery is 12V LiFePO4 and 10A is an appropriate charging current. If you need a best lithium battery charger with wake-up feature, compare activation support before buying.

8

Battery Tender Junior 12V: Best for powersports battery upkeep

8.2/10Our score

• 800mA charging current
• 12V LiFePO4 and lead-acid modes
• Compact charger and maintainer
• Alligator clips and fused ring terminals

The Junior is a low-current 12V charger and maintainer for small powersports batteries. A switch selects lithium or lead-acid mode, and the compact design suits storage spaces.

See it on Amazon

Pros

• Switchable lithium and lead-acid modes
• Two connection options
• Compact size

Cons

• 800mA charges slowly
• 12V only

The Battery Tender Junior is a compact 12V charger and maintainer for LiFePO4 and lead-acid batteries. For more options focused on maintenance, see battery charger maintainers.

A button switches between battery types, and its 800mA output suits small batteries that need maintenance.

It includes both alligator clips and fused ring terminals. To compare battery storage methods, read maintainer vs trickle charger.

The low output is useful for a smaller battery or long-term maintenance, but it will take longer to charge a larger battery than a 10A or 20A unit.

Battery Tender names motorcycles, ATVs, UTVs, personal watercraft and scooters among its compatible uses. For riders comparing other options, see our picks for the best lithium motorcycle battery charger.

Choose the Junior if compact size and upkeep are more important than fast charging. For maintenance-focused options, see our best battery maintainers for cars.

If you need a smaller charger intended for car batteries, our best lithium car battery chargers guide narrows the options.

9

Mroinge MBC022: Best for compact 12V charging

8.1/10Our score

• 2A output
• 12V LiFePO4 and lead-acid modes
• Low-voltage lithium activation
• Clips and O-ring terminal cable

The MBC022 combines a compact body with 2A output and separate 12V lithium and lead-acid modes. Its low-voltage activation function may help with a deeply discharged LiFePO4 battery.

See it on Amazon

Pros

• Low-voltage lithium activation
• Two connection options
• Compact dimensions

Cons

• 12V only
• 2A is a low current for large batteries

The Mroinge MBC022 is a compact 12V charger with 2A output and separate lithium and lead-acid modes. It includes alligator clips and an O-ring terminal cable.

Its maker describes a low-voltage activation function for 12V LiFePO4 batteries. The unit also has LED status indicators and multiple safety protections, including reverse-polarity and over-temperature protection.

The 2A output is suited to smaller batteries or maintenance rather than fast charging of a large battery bank. Mroinge says the charger supports 12V lithium batteries up to 85Ah.

Choose it when you want a small charger with two connection types and a low-voltage activation feature. For a chemistry-specific shortlist, compare it with our best LiTime battery chargers and best Victron lithium battery chargers.

How to choose a lithium battery charger

Choose a charger by matching battery chemistry and voltage first, then compare current, connections and extra features. A charger that fits the connector but uses the wrong chemistry mode is not a suitable match.

Which lithium battery charger voltage do you need?

The charger voltage must suit the battery system. The picks here include 12V chargers, 6V and 12V models, a charger that detects 12V or 24V, and a 48V golf cart kit.

A battery's nominal voltage and the charger's output voltage may differ. For example, the LiTime and BROODAY chargers provide 14.6V output for 12V LiFePO4 batteries.

If you have a 24V LiFePO4 battery, compare options made for that system rather than assuming a 12V model can work. See our guide to the best 24V LiFePO4 battery charger for that narrower use.

How much charging current is enough?

Higher current can charge a compatible battery faster, while low-current chargers suit small batteries and maintenance. Choose a current that stays within your battery maker's limits.

The list ranges from 800mA on the Battery Tender Junior to 20A on Haisito and LiTime. A small powersports battery may need a different charger than a 100Ah deep-cycle battery.

Don't choose by amps alone. Battery size, permitted charge current, voltage and chemistry all need to fit.

Do you need a LiFePO4 charger with activation?

A low-voltage or 0V activation feature can help with some deeply discharged batteries, but the feature and its limits vary. NOCO's Force Mode can charge down to 0V, while Haisito says its charger cannot activate a totally dead 0V battery.

LiTime lists 0V activation, and Mroinge describes low-voltage activation for lithium batteries. Confirm the battery condition and charger instructions before trying to wake a battery.

If activation is your main need, compare our best lithium battery charger with wake-up feature guide. Never assume that every charger with a lithium mode can recover a deeply discharged battery.

Which connections and charging location matter?

Check whether the charger uses clamps, ring terminals, O-ring terminals or an Anderson connector, and make sure the cable can reach your battery. Also check whether it can be used where you plan to charge.

The LiTime is specifically described as not waterproof and unsuitable for marine environments. A charger intended for dry indoor use should not be treated as weatherproof.

Some chargers can remain connected as maintainers, while a dedicated charger may focus on charging speed. Compare the best lithium battery charger cable options if your connector or cable reach is the problem.

More guides on this topic

• Best 36V Lithium Battery Chargers
• Can You Charge a Lithium Battery with a Regular Charger?

Which lithium battery charger should you choose?

Choose the LiTime 12V 20A for a dedicated 12V LiFePO4 charger with 0V activation, or the Haisito if you need 12V and 24V support with separate lithium and lead-acid modes. Pick the NOCO GENIUS5 for a lower-current 6V and 12V charger that can maintain compatible batteries.

For a small powersports battery, the Battery Tender Junior offers a compact 12V option. Choose the DC HOUSE kit only when you need a 48V golf cart battery and charger together.

Check your battery manual for its chemistry, voltage and charging-current limits before connecting a charger. If battery runtime is part of your decision, our guide to how long a lithium battery lasts in a power station explains the related capacity question, and our article on flying with a lithium battery power station covers travel considerations.

Our top 3 picks at a glance

1. 1
   Best for 12V and 24V flexibility

   Haisito 20-Amp Smart Battery Charger

   9.7/10 our score

   See it on Amazon
2. 2
   Best for a 48V golf cart battery kit

   DC HOUSE Metal Case 48V 100Ah Lithium

   9.6/10 our score

   See it on Amazon
3. 3
   Best for small batteries and storage

   NOCO GENIUS1 1A 6/12V Smart Battery Charger

   9.6/10 our score

   See it on Amazon

Frequently asked questions

Can you use a lithium battery charger on a LiFePO4 battery?

Yes, if the charger has a charging mode designed for LiFePO4 and matches the battery voltage. Several picks here have dedicated lithium modes, while the BROODAY is for 12V LiFePO4 only.

Check the battery maker's guidance for the correct voltage and current before connecting a charger.

How many amps should a lithium battery charger have?

Choose current based on the battery's capacity, the time you have and its charging limits. The picks here range from 800mA maintainers to 20A chargers.

A higher amp rating can shorten charging time, but the battery must support that current.

Can a regular battery charger charge a lithium battery?

Only if it has a charging mode compatible with your battery's chemistry and voltage. Some chargers here support both lead-acid and LiFePO4 modes, while the BROODAY supports LiFePO4 only.

Read our guide on whether you can charge a lithium battery with a regular charger before using a charger without a lithium setting.

Can you leave a lithium battery charger connected?

Some smart chargers are designed to maintain a compatible battery after charging, but this depends on the charger and battery. NOCO describes the GENIUS1 and GENIUS5 as maintainers that monitor the battery.

Follow the instructions for your exact battery and charger, including the correct chemistry mode.

What should you check before buying a lithium charger?

Match the charger's chemistry mode and output voltage to the battery first. Then compare its current, connections, indoor or marine suitability, and any activation feature you need.

For battery basics, start with our guide to what a deep-cycle battery is.