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Milwaukee M18 Battery Adapter for Makita 18V LXT Cordless Tools

Milwaukee → Makita
A comprehensive guide to the Milwaukee to Makita cross-brand adapter. Compatible with most M18 high-capacity packs.
Technical Specifications
ConversionMilwaukee M18 → Makita 18V LXT
Voltage18V DC
Amp Limit15A Continuous
ProtectionOvercurrent, Thermal Fuse (>80°C)
PERFORMANCE LAB
BATTERY CAPACITY
TOOL LOAD350W
50W600W1200W
ESTIMATED RUNTIME
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-- Wh Usable
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Reverse Adapter
Makita 18V Lxt To Milwaukee Blower 143 Adapter
Related Adapters
Milwaukee M18 To Black+Decker Blower 140 Adapter Milwaukee M18 To Black+Decker Blower 189 Adapter Milwaukee M18 To Black+Decker Blower 201 Adapter
Frequently Asked Questions
Can I use Milwaukee 18V batteries on Makita tools with this adapter?
Yes. This adapter enables Milwaukee M18 batteries to power Makita 18V LXT tools. It supports up to 15A continuous draw.
What is the maximum power this adapter can handle?
This adapter is rated for 15A continuous at 18V, which equals approximately 270W. It includes overcurrent protection and a thermal fuse that triggers above 80°C.
Is this adapter safe for high-drain tools like circular saws or grinders?
It depends on the tool's amp draw. Most Makita circular saws draw 6-10A. This adapter supports 15A continuous, so verify your tool's specifications before use.
Safety Disclaimer Verify voltage matching before use. Never use a high-voltage battery on a low-voltage tool (e.g. 20V battery on 12V tool) even if it physically fits. Disconnect adapter immediately if tool overheats. Not responsible for misuse.