2856-20 is a documented power supply in the M18 system. This page identifies its sourced specifications, exact-model restrictions and the next check before use.
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Verified model facts
| Field | Manufacturer-sourced value |
|---|---|
| Manufacturer | Milwaukee Tool |
| Exact model | 2856-20 |
| Product type | power supply |
| System | M18 |
| Market | US |
| Voltage label | 18V |
| Charging ports | 2 |
| Simultaneous charging | 1 |
| Tool category | portable_power_supply |
| Required battery packs | 1 |
- Manufacturer page says COMING SOON as checked.
- One M18 battery operates the supply; a second extends runtime. Sequential M18 battery charging uses the included 65W wall adapter and USB-C cable.
- 120V denotes the two AC outputs, not a verified mains input rating.
What compatibility data says
The exact model is documented, but no direct pair statement is loaded. A platform rule may provide a conditional lead; absent evidence stays unknown.
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Exceptions, source limits and safety
- Check the exact region, revision and current manufacturer instructions.
A missing rating is not zero or universal support. Charger AC input and pack-to-tool use are separate checks.
Recent manufacturer information
- 350W TOP-OFF power supply and charger official coming-soon listing — announcement date not verified.
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Official sources
These source records were reviewed as of 2026-10-30; access methods differ. Open the latest manufacturer manual for your exact type, region and revision before use.
- Milwaukee Tool — M18™ TOP-OFF™ 350W Power Supply & Charger w/ PACKOUT™ Compatibility | Milwaukee ToolOfficial source identifies model 2856-20 and its product/platform description. · full_page · Checked 2026-10-30
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