Hitachi HiKOKI 18V Battery Adapter – Makita DeWalt Milwaukee Bosch

Use Your Hitachi & HiKOKI 18V Batteries Across Top Power Tool Brands

Stop buying duplicate battery packs. This handy battery adapter lets you plug your existing Hitachi / HiKOKI 18V lithium-ion batteries directly into tools designed for Makita 18V, DeWalt 20V, Milwaukee 18V, and Bosch 18V battery systems. Built with a PCB protection board and CE-certified design, it delivers a secure, stable connection so you can get more from the batteries you already own.

Made in Mainland China.

Compatibility at a Glance

Bottom of Adapter — Input (Battery Side)

Accepts Hitachi & HiKOKI 18V Li-Ion Batteries:
BSL1815, BSL1815X, BSL1820, BSL1825, BSL1830, BSL1830C, BSL1840, BSL1850, BSL1860, BSL36A18, BSL36B18

Top of Adapter — Output (Tool Side)

• Makita 18V: BL1815, BL1815B, BL1820, BL1820B, BL1830, BL1830B, BL1840, BL1840B, BL1850, BL1850B, BL1860, BL1860B, BL1845, BL1890, BL1890B
• DeWalt 20V: DCB180, DCB182, DCB184, DCB200, DCB201, DCB203, DCB204, DCB205, DCB206, DCB230, DCB240
• Milwaukee 18V: M18, 48-11-1880, 48-11-1835, 48-11-1865, 48-11-1890, 48-11-1860, 48-11-1850, 48-11-1840, 48-11-1828, 48-11-1820, 48-11-1815, 48-11-1812
• Bosch 18V: BAT609, BAT609G, BAT618, BAT618G, BAT622

Key Features

• ✅ Wide Compatibility: One adapter covers four major power tool brands
• ✅ PCB Protection Board Included: Guards against overload and short-circuit
• ✅ CE Certified: Meets safety standards for electrical accessories
• ✅ Low Voltage Range: Operates below 75V DC / 50V AC — safe for workshop use
• ✅ Cost-Effective: Maximize the value of your existing Hitachi/HiKOKI battery collection
• ✅ No Battery or Tool Included: Adapter only — easy plug-and-use design

Specifications

Package Includes

1 × Battery Adapter (battery and power tool NOT included)

Important Notes

• Screen color calibration may cause slight variations from the actual product color.
• Manual measurements may vary by 1–10 mm.

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Frequently Asked Questions

Q: What batteries does this adapter accept on the input side?

A: The bottom of the adapter accepts Hitachi and HiKOKI 18V lithium-ion battery models, including BSL1815, BSL1820, BSL1825, BSL1830, BSL1840, BSL1850, BSL1860, BSL36A18, and BSL36B18, among others.

Q: Which power tool battery slots does the top of the adapter fit?

A: The output (top) side of the adapter is designed to fit tools that use Makita 18V, DeWalt 20V, Milwaukee 18V, and Bosch 18V battery slots, covering a wide range of models across all four brands.

Q: Is a battery or power tool included with this adapter?

A: No. The package includes only 1 × Battery Adapter. Batteries and power tools must be purchased separately.

Q: Does the adapter include any protection circuitry?

A: Yes, a PCB protection board is built into the adapter to help maintain a stable connection and protect against electrical issues during use.

Q: Is this adapter CE certified and safe to use?

A: Yes. This battery adapter is CE certified and operates within a low-voltage range (below 75V DC / 50V AC), making it suitable for standard power tool workshop use.

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.