Makita 18V LXT Lithium‑Ion High Capacity Battery Pack 4.0Ah with Fuel Gauge (BL1840B)Makita 18V LXT 4. 0Ah Lithium Ion Battery with Fuel Gauge Power your Makita 18V LXT tools with a high capacity 4. 0Ah battery that charges in 40 minutes and includes an LED fuel gauge. Engineered with Star Protection Computer Controls, it delivers consistent performance and safeguards against overload, over discharge, and overheating. Key Features: Fast Charge Time: Reaches full charge in 40 minutes or less (charger sold separately) Fuel Gauge

Makita 18V LXT 4.0Ah Lithium-Ion Battery with Fuel Gauge

Power your Makita 18V LXT tools with a high-capacity 4.0Ah battery that charges in 40 minutes and includes an LED fuel gauge. Engineered with Star Protection Computer Controls, it delivers consistent performance and safeguards against overload, over-discharge, and overheating.

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Key Features:

• Fast Charge Time: Reaches full charge in 40 minutes or less (charger sold separately)
• Fuel Gauge Indicator: Integrated LED charge level indicator for on-the-job monitoring
• Durable Construction: Impact-resistant outer case and shock-absorbing inner liner protect the battery
• Extreme Temperature Performance: Consistent power even in -4°F/-20°C conditions
• Star Protection Compatibility: For Makita tools with Star Symbol and/or yellow battery receiver

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Battery Power Type	Lithium Ion
Battery Voltage	18V
Battery Capacity	4.0Ah
Charge Time	40 minutes
Charger Included	No (sold separately)
Color	Black
Individual Battery Weight	1.5 lb
Number of Batteries Included	1
Accessory Type	Power Tool Battery
Rechargeable	Yes
Compatibility	Makita 18V LXT Star Protection tools
Operating Temperature Performance	Consistent power even at -4°F / -20°C
Protection Features	Star Protection Computer Controls guard against overload, over-discharge, and overheating
Case Construction	Impact-resistant outer case; shock-absorbing inner liner
Contacts	16 contact terminals maintain constant connection
Self-Discharge	Resists self-discharge for readiness after storage
Energy	72Wh (from product label image)

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Frequently Asked Questions (FAQ):

Q: Is a charger included?
A: No. This battery is sold separately; use Makita Rapid Optimum Chargers (DC18RC series) for fastest charge.

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Q: Which tools are compatible?
A: Makita 18V LXT tools featuring Star Protection (Star Symbol and/or yellow battery receiver).

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Q: How long does it take to charge?
A: Approximately 40 minutes to full charge with a compatible Makita rapid charger.

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Q: Can it be used in cold weather?
A: Yes. It delivers consistent power and runtime even at -4°F (-20°C).

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Q: What is the warranty?
A: 3‑year limited warranty from date of purchase.

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Power, polished—performance that elevates your workspace

This sleek Makita 18V battery brings a refined, technical edge to any workshop, turning routine tasks into a seamless dance of efficiency. The integrated fuel gauge adds a subtle, modern note—functional and chic. Pair it with a suite of LXT tools to create a cohesive, high-performance toolkit that looks as good as it works. It’s the cornerstone of effortless, luxurious productivity.

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Upgrade your LXT setup with reliable 4.0Ah power—add this battery to your cart and keep your tools running longer with faster recharges.

Warranty