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$-12.99 USD
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SKU: MLB-DWT
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Power your DeWalt 20V MAX tools with the Milwaukee battery you already own.
The Mach 1 Milwaukee-to-DeWalt adapter connects your Milwaukee M18 18V battery to DeWalt 20V MAX cordless tools. No need to invest in a second battery platform — slide the adapter onto your Milwaukee battery, then attach it to your DeWalt tool.
Key Features
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Cross-brand compatibility — run DeWalt 20V MAX tools with a Milwaukee M18 battery
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Slide-on installation — no wiring, soldering, or tool modification required
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Secure, no-power-loss fit — engineered for stable, efficient power transfer
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Built-in safety protection — guards against overvoltage, short-circuit, and overheating
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Durable, jobsite-ready build — made for rugged daily use
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Saves on battery costs — use one battery across both tool platforms
Compatibility
Works with Milwaukee M18 18V batteries, including the Milwaukee 18V 8Ah battery — browse the full range in Milwaukee Batteries.
Powers DeWalt 20V MAX cordless tools — browse DeWalt Batteries if you need a DeWalt pack too.
Specifications
| Spec |
Detail |
| Input |
Milwaukee M18 18V battery |
| Output |
DeWalt 20V MAX tool mount |
| Installation |
Slide-on, no tools required |
| Protection |
Overvoltage, short-circuit, overheating |
| SKU |
MLB-DWT |
What's in the Box
- 1 × Mach 1 Milwaukee-to-DeWalt Battery Adapter
FAQ
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Does this adapter affect tool performance?
No. It passes power through directly, so your DeWalt tool runs at normal performance using the connected Milwaukee battery.
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Can I use it with any Milwaukee or DeWalt model?
It's built for standard Milwaukee M18 batteries and DeWalt 20V MAX tools. Check your battery and tool model before ordering to confirm fit.
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Do you have an adapter that works the other way — DeWalt battery on Milwaukee tools?
Yes — see the DeWalt to Milwaukee Battery Adapter.
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Where can I read more about DeWalt-Milwaukee compatibility?
See DeWalt to Milwaukee Battery Adapter: What Works, What Does Not.
You May Also Need
Browse all Milwaukee M18 Battery Adapters or DeWalt Battery Adapters.
Why Buy from Mach 1 Lithium
Mach 1 Lithium builds adapters and battery accessories engineered for real jobsite use — solid connections, durable housings, and cross-brand flexibility that saves you money on duplicate battery systems.
