BS18MT Adapter: Bosch 18V Battery to Makita 18V Tools

BS18MT Battery Adapter – Convert Your Bosch 18V Battery for Makita 18V Power Tools

Get more from your existing battery collection with the BS18MT Battery Adapter by Alasicka. This smart converter lets you use your Bosch 18V lithium-ion batteries in Makita 18V cordless power tools — no extra batteries required. Built-in PCB protection, a secure non-slip bayonet design, and a bonus USB charging port make this adapter an indispensable workshop companion.

Key Features

• Cross-Brand Compatibility: Base accepts Bosch 18V lithium batteries (BAT609, BAT610, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, BAT620, and more). Top connects to Makita 18V tools compatible with BL1850/BL1830 batteries.
• Built-in PCB Protection: Onboard PCB circuitry helps safeguard your tools and batteries during use.
• USB Charging Port: Conveniently charge your USB devices directly from the adapter while you work.
• Secure Non-Slip Design: Built-in bayonet lock ensures a firm, stable connection between battery and tool.
• CE Certified: Meets CE safety standards for reliable everyday use.
• No Charger Needed: Use your existing Bosch chargers to charge your Bosch batteries separately — the adapter is for tool use only, not for charging.

Specifications

• Model: BS18MT Battery Adapter
• Brand: Alasicka
• Compatible Battery (Input): Bosch 18V Lithium-Ion (BAT609, BAT610, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, BAT620, etc.)
• Compatible Tools (Output): Makita 18V cordless power tools (BL1850/BL1830 compatible)
• Voltage Range: Low voltage (below 75V DC / below 50V AC)
• PCB Included: Yes
• Battery Included: No
• Charger Included: No
• Certification: CE
• Made in: Mainland China

Important Notices

• This adapter is not designed for charging power tool batteries. Please use your original Bosch charger to charge Bosch batteries.
• Ensure your Makita tool is compatible with BL1850/BL1830 battery format before use.
• Color may vary slightly from images due to display settings. Measurement tolerance: ±1–3 cm.

What's in the Box

• 1 × BS18MT Battery Adapter (Battery not included)

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Frequently Asked Questions

Q: Which Bosch 18V batteries are compatible with the BS18MT adapter?

A: The BS18MT battery adapter is compatible with a wide range of Bosch 18V lithium-ion batteries, including BAT609, BAT610, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, and BAT620. Always verify your specific battery model before use.

Q: Can I use this adapter to charge my Makita or Bosch batteries?

A: No — the BS18MT adapter is designed for powering Makita 18V cordless tools only. It cannot be used to charge batteries. To charge your Bosch batteries, please continue using your original Bosch battery charger.

Q: Does this adapter work with all Makita 18V tools?

A: The adapter is designed for Makita 18V cordless power tools that are compatible with the BL1850 or BL1830 battery format. Check your tool's battery compatibility before purchasing.

Q: Does the USB port work while a tool is in use?

A: The built-in USB charging port allows you to charge USB devices from the connected Bosch 18V battery. However, performance may vary depending on the battery's charge level and the power draw of the tool in 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.