Makita 18V 6.0Ah Li-Ion Battery BL1860 BL1850B BL1830B Compatible

Makita 18V 6.0Ah High-Capacity Lithium-Ion Replacement Battery

Keep your Makita 18V power tools running longer with this high-capacity 6.0Ah lithium-ion replacement battery. Engineered to be fully compatible with a wide range of Makita 18V and 14.4V cordless tools, this battery delivers extended runtime — up to 2.3× more per charge than a standard 3.0Ah pack — so you can tackle bigger jobs without stopping to recharge. Made in Mainland China.

Key Features

• High Capacity: 6,000mAh / 6.0Ah for maximum runtime on demanding jobs
• 18V Lithium-Ion: Consistent, stable power output throughout the full charge cycle
• Advanced Battery Management: Built-in circuit board with single-cell balance detection keeps every cell charging and discharging evenly, extending overall battery life
• Multi-Layer Protection: Safeguards against overcharge, over-discharge, short circuit, incorrect voltage, and internal overheating
• Built-In Memory Chip & CPU: Automatically optimises charging cycles to protect cell health over time
• LED Charge Indicator: Check remaining power at a glance — no guesswork on the job site
• Shockproof Housing: Durable, high-quality case designed to withstand the rigors of daily jobsite use
• Certified: FCC, RoHS, CE, PSE, and TÜV certified for quality and safety assurance

Specifications

Compatible Battery Model Codes

18V: BL1815, BL1830, BL1840, BL1845, BL1850, BL1850B, BL1860, BL1860B
14.4V: BL1415, BL1430, BL1440, BL1445, BL1460
Part Numbers: 194204-5, 194205-3, 194309-1, 194230-4, LXT400

Note: Not compatible with 10.8V lithium battery chargers.

Compatible Makita Power Tool Models (Selected)

BDF453SHE, BDF454Z, BHP452, BML184, BML185, BST221Z, BTDW251Z, ML185, TD140D, TW251D, BCS550/Z, BDA350/Z, BDF451/Z, BFR550L/Z, BFR750/L/Z, BFS450/RFE/Z, BGA452/Z, BHP451/SFE/Z, BHP453/SHE, BHP454/Z, BHR202/RFE/Z, BHR240/Z, BHR241/Z, BJR181/X/X1/Z, BJR182, and many more 18V Makita tools.

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Learn more: OSHA guidance on hand and power tools

Frequently Asked Questions

Q: Is this battery a genuine Makita battery or an aftermarket compatible replacement?

A: This is a high-quality aftermarket lithium-ion battery compatible with Makita 18V tools. It is engineered to meet or exceed the performance specs of OEM batteries like the BL1860 and BL1850B, and is CE, FCC, RoHS, PSE, and TÜV certified for quality assurance.

Q: Which Makita charger should I use with this 18V 6.0Ah battery?

A: This battery is compatible with standard Makita 14.4V–18V chargers with a universal input of 110V–240V. It is NOT compatible with 10.8V Makita lithium battery chargers. Always use a charger rated for 14.4V–18V Li-Ion batteries.

Q: How much longer does the 6.0Ah battery last compared to a standard Makita battery?

A: The 6.0Ah capacity provides up to 2.3× more runtime per charge compared to a standard 3.0Ah Makita battery, making it ideal for extended work sessions where frequent recharging is not practical.

Q: Does this replacement battery have overcharge protection?

A: Yes. The battery features a built-in advanced circuit board with single-cell balance detection, overcharge protection, over-discharge protection, short-circuit protection, and internal overheating safeguards to keep both the battery and your tools operating safely.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.