Lithium-ion 4.0Ah

4.0 Ah Header
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Lithium Ion 4.0AH Battery

Revolutionary Battery Technology

Makita's Lithium-ion tools have proved market winners and now Makita's expanded range offers a comprehensive, powerful and lightweight selection of professional tools to complete any job.

Uncompromising on engineering excellence the new Lithium-ion tools offer the same attention to detail and quality you would expect from any Makita tool.

36 Minute Charge Time 36 Minute Charge Time

18v 4.0Ah Li-ion batteries charge with existing DC18RA and DC18RC chargers with an unbeatable 36 minute charge time.

Through this two way communication between charger and battery, the charger can recognise the battery and recall its charging history analyse the batteries condition and usage and charge the battery accordingly.

Same weight more power

Same Weight More Power

The weight saving means that Makita can have 4.0Ah from a battery weighing the same as a 3.0Ah.

Not only is it the same weight but also you will have much more power and a longer lasting battery life.


Battery Connection with yellow star

Compatible with over 100 Power Tools!

The 4.0Ah 18v Li-ion battery (BL1840) will work with your 18v machine if it has a star on the connector plate, has a yellow connector plate with a star or has a yellow connector plate only.

Look for the 'Star' or a 'Yellow Connector'

Black connector with star Yellow connector with star Yellow connector without star
Battery Connection Up Close
Leading the Charge

Battery on charge
BL1840

36 minute 4.0Ah BL1840

BL1830

22 minute 3.0Ah BL1830

BL1815

15 minute 1.5Ah BL1815N
1.3Ah BL1815