In Stock
Part Number: BL1840-2 UPC: 088381430180 Weight: 2.88



• (2) Batteries


• Provides up to 35% more run time per charge compared to the 18V 3.0Ah battery (BL1830)

• Reaches a full charge in 40 minutes or less on the Makita Rapid Optimum Charger (sold separately)

• Compatible only with Star Protection tools, indicated by the Star Symbol™ and/or Yellow Battery Receiver under the tool

• Battery delivers consistent power and run time in extreme temperatures, even in winter (-4°F/-20°C)

• STAR Protection Computer Controls™ allow the tool and battery to monitor conditions during use and exchange data in real time to protect against overloading, over-discharging and overheating

• The Makita Rapid Optimum Charger (sold separately) communicates with the battery’s built-in chip throughout the charging process to optimize battery life by actively controlling current, voltage and temperature

• Impact-resistant outer case and shock-absorbing inner-liner are engineered to protect the battery

• Sixteen contact terminals maintain a constant connection with the tool to help prevent power loss or fluctuation, even during high-vibration applications

• Battery resists self-discharge and remains ready for use even after long periods of storage

• Makita 18V Lithium-Ion is the world’s largest cordless tool line-up powered by an 18V Lithium-Ion slide-style battery


• Volts: 18

• Cell Type: Li-Ion

• Amp Hour: 4.0

• Fits Chargers: DC18RA, DC18RC, DC18RD, DC18SE, DC18SF

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