Includes 1 black battery adapter for Milwaukee M18 red lithium batteries.


Adapter has 10 inches of 12 gauge wire installed
also offer in 10 gauge wires with 12 inch wires installed: https://www.ebay.com/itm/143830377357

Note:This is not a charger, it only outputs battery voltage and power directly from your battery.



All battery adapters are now made in PETG, heat, impact and chemical resistant material.


  • Do not use this adapter to charge your battery 

  • Do not short circuit battery or draw more than 20amps continuous

  • Disconnect the battery before it reaches 15volts, (prolongs battery life)

  • Do not leave battery charged at 100% for long periods of time, recommended to store battery at 70% charge (prolongs battery life)


8/25/2018
Rev 1.0
Initial version

9/11/2018
Rev a1.2
optimized for automatic support generation by slightly increasing 90degree surface angles where no supports are needed, changed mounting dimensions to 29mm separated holes; same as dewalt power adapters so users should be able swap dewalt with milwaukee battery by simply swapping battery adapters without drilling new mounting holes. Mounting holes separation distance are also whole numbers now making it easier to work with

10/18/2018
Rev a1.3
changed side text to 18V

1/3/2019
Rev a1.6
improved latching, strength, and compatibility with higher Ah batteries

5/12/2019
new pins, reduced minimum required thread depth for mounting screws

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9/2020 version A7
5 mounting holes, improvements to terminals and assembly