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8 Best Replacement Makita 18v Battery 2025 in the United States

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Our Top Picks

#1

Winner

Makita BL1850B-2 18V LXT Lithium-Ion 5.0Ah Battery, 2/pk, Black

Rating
9.7
Chosen by1,334
Capacity (Ah)
Compatibility
Brand and Warranty

Most important from
7669 reviews

Capacity (Ah)
The battery capacity gauge is a convenient feature that works well, adding an additional 2 amp hours of runtime compared to the BL1830 model.
Compatibility
The compatibility with older generation tool sets, even with necessary modifications, highlights the battery's versatility.
Brand and Warranty
The 3-year warranty makes this a solid investment for regular users, offering peace of mind.

The Makita BL1850B-2 18V LXT Lithium-Ion 5.0Ah Battery pack offers a solid option for those needing reliable replacement batteries for their Makita tools. With a voltage of 18V and a capacity of 5.0Ah, these batteries provide substantial run time, offering up to 65% more run time per charge compared to the older BL1830 model. The integrated L.E.D. battery charge level indicator is a helpful feature, allowing users to easily monitor the charge status.

These batteries are designed for compatibility with a wide range of Makita tools, making them versatile for various applications, including vacuum cleaners as mentioned in the specs. The charge time is impressive, reaching full charge in 45 minutes or less, which is convenient for minimizing downtime during projects. The brand Makita is well-known for its quality and durability, and the 3-year limited warranty adds peace of mind for long-term usage.

However, it is worth noting that the product does not include any additional batteries beyond the two provided, which might be a limitation if more batteries are needed. Additionally, at a weight of 3.08 pounds for the pair, they are not the lightest batteries available, possibly affecting portability for some users. Despite these minor drawbacks, the product overall indicates strong satisfaction.

Rating
9.7
Chosen by1,334
Capacity (Ah)
Compatibility
Brand and Warranty

Most important from
7669 reviews

Capacity (Ah)
The battery capacity gauge is a convenient feature that works well, adding an additional 2 amp hours of runtime compared to the BL1830 model.
Compatibility
The compatibility with older generation tool sets, even with necessary modifications, highlights the battery's versatility.
Brand and Warranty
The 3-year warranty makes this a solid investment for regular users, offering peace of mind.
#2

Makita BL1840B-2 18V LXT Lithium-Ion 4.0Ah Battery Twin Pack, Black

Rating
9.4
Compatibility
Charge Time
Brand and Warranty

Most important from
461 reviews

Compatibility
Compatibility with older non-star rated tools can be an issue, although modifying the battery tab can resolve this.
Charge Time
These batteries charge quickly and are easy to attach and detach, making them convenient for household maintenance.
Brand and Warranty
Genuine Makita batteries are preferred over aftermarket options, as they reduce the risk of fire and leakage, ensuring safe and long-term use.

The Makita BL1840B-2 18V LXT Lithium-Ion 4.0Ah Battery Twin Pack is a reliable choice for those using Makita 18V LXT tools. With a voltage of 18V and a capacity of 4.0Ah, these batteries offer a solid run time, up to 35% more compared to the older BL1830 model. The integrated L.E.D. battery charge level indicator is a handy feature, allowing you to keep track of the charge status easily.

These batteries fully charge in 40 minutes or less, which is relatively quick and ensures your tools are ready to go in no time. They are compatible with 18V LXT tools but only those with the Star Protection feature, indicated by a Star Symbol or Yellow Battery Receiver on the tool. This specificity in compatibility might be something to consider if you have older or less common Makita models.

The batteries are of Lithium-Ion type, known for their efficiency and longevity. The pack includes two batteries, which is great for users who need prolonged usage without downtime. Makita is a reputable brand, and the 3-year limited warranty adds peace of mind. However, the pack is on the pricier side.

Rating
9.4
Compatibility
Charge Time
Brand and Warranty

Most important from
461 reviews

Compatibility
Compatibility with older non-star rated tools can be an issue, although modifying the battery tab can resolve this.
Charge Time
These batteries charge quickly and are easy to attach and detach, making them convenient for household maintenance.
Brand and Warranty
Genuine Makita batteries are preferred over aftermarket options, as they reduce the risk of fire and leakage, ensuring safe and long-term use.
#3

CHAUNVEN 6.0Ah Battery Replacement for Makita 18V Battery Compatible with 18 Volt BL1860B BL1850B BL1840B BL1830B BL1815B Batteries

Rating
9.2
Compatibility

Most important from
816 reviews

Compatibility
The batteries fit perfectly in all Makita tools and the charger, proving their compatibility and seamless integration.

The CHAUNVEN 6.0Ah battery is a solid replacement option for Makita 18V batteries. With a capacity of 6000mAh, it promises longer run times compared to the original Makita batteries, making it especially useful for heavy-duty tasks with cordless power tools.

The battery type is Lithium-ion, known for its reliability and lack of memory effect, meaning it can be charged or discharged as needed without losing capacity over time. It's compatible with a wide range of Makita 18V LXT models, ensuring versatility across different tools, which is a significant advantage if you own multiple Makita devices.

Safety features are also noteworthy, with certifications from CE, FCC, and RoHS, and built-in protection against over-discharge, overload, and short circuits, which contribute to the battery's reliability and longevity. The product comes with two batteries, providing good value, and a 1-year warranty along with 24/7 customer service for peace of mind. This product is well-suited for those looking for a cost-effective, high-capacity battery replacement for their Makita 18V tools.

Rating
9.2
Compatibility

Most important from
816 reviews

Compatibility
The batteries fit perfectly in all Makita tools and the charger, proving their compatibility and seamless integration.

Buying Guide for the Best Replacement Makita 18v Battery

When looking for a replacement battery for your Makita 18V tools, it's important to consider several key specifications to ensure you get the best fit for your needs. The right battery can significantly impact the performance and longevity of your tools. Here are the key specs you should pay attention to and how to choose the right one for you.
VoltageVoltage is a measure of the battery's power. For Makita tools, you need an 18V battery to match the tool's requirements. Using the correct voltage ensures that your tool operates efficiently and safely. Always match the voltage of the replacement battery with the original battery to avoid damaging your tool.
Capacity (Ah)Capacity, measured in ampere-hours (Ah), indicates how long the battery can run before needing a recharge. Higher capacity batteries (e.g., 5.0Ah) will last longer than lower capacity ones (e.g., 2.0Ah). If you use your tools for extended periods or for heavy-duty tasks, a higher capacity battery is beneficial. For lighter, occasional use, a lower capacity battery may suffice.
Battery TypeMakita 18V batteries come in different types, such as Lithium-Ion (Li-Ion) and Nickel-Metal Hydride (NiMH). Li-Ion batteries are more common due to their lighter weight, longer lifespan, and better performance. NiMH batteries are heavier and have a shorter lifespan but can be a more affordable option. Choose Li-Ion for better performance and convenience, especially if you use your tools frequently.
CompatibilityEnsure the replacement battery is compatible with your specific Makita tool model. Some batteries are designed to fit a wide range of tools, while others may be more specific. Check the manufacturer's specifications or consult with a retailer to confirm compatibility. Using an incompatible battery can lead to poor performance or damage to your tool.
Charge TimeCharge time is the duration it takes to fully recharge the battery. Faster charging batteries can be more convenient, especially if you need to minimize downtime. However, faster charging can sometimes reduce the overall lifespan of the battery. Consider your work schedule and how often you need to recharge when choosing a battery with an appropriate charge time.
Brand and WarrantyWhile there are many third-party batteries available, sticking with the Makita brand or a reputable third-party brand can ensure better quality and reliability. Additionally, check the warranty offered with the battery. A good warranty can provide peace of mind and protection against defects. Choose a brand with a solid reputation and a warranty that covers a reasonable period.

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