Introduction
The Milwaukee M12 Heated Jacket provides warmth and comfort in cold environments. Utilizing advanced carbon fiber heating elements, it delivers heat to key areas including the chest, back, and front hand pockets. Constructed with ToughShell Stretch Polyester, this jacket offers enhanced durability and resistance to wind and water, making it suitable for various outdoor conditions. This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your heated jacket.

Image 1: Front view of the Milwaukee M12 Heated Jacket in Realtree Camo. This image displays the jacket's exterior design, including the main zipper and pocket placements.
Setup
1. Unpacking
- Carefully remove the jacket from its packaging.
- Inspect the jacket for any signs of damage. If damaged, do not use and contact customer support.
2. Battery Installation
The Milwaukee M12 Heated Jacket is designed to be powered by an M12 12V Lithium-Ion battery (sold separately). Ensure you have a fully charged M12 battery and compatible charger.
- Locate the battery pocket inside the jacket, typically on the lower back or side.
- Open the battery pocket zipper.
- Connect the jacket's power cord to the M12 battery. Ensure a secure connection.
- Place the connected battery into the battery pocket and close the zipper.

Image 2: Back view of the Milwaukee M12 Heated Jacket, illustrating the internal heating elements in the back region. This shows the area where heat is distributed.
Operating Instructions
1. Powering On and Off
- To turn the jacket on, press and hold the power button located on the left chest area for approximately 2-3 seconds. The LED indicator will illuminate.
- To turn the jacket off, press and hold the power button again for approximately 2-3 seconds until the LED indicator turns off.
2. Adjusting Heat Settings
The jacket typically features multiple heat settings. Each press of the power button cycles through the available heat levels.
- High Heat: Indicated by a red LED. Provides maximum warmth.
- Medium Heat: Indicated by a white LED. Provides moderate warmth.
- Low Heat: Indicated by a blue LED. Provides minimal warmth for extended battery life.
The jacket will typically start on the highest heat setting when first powered on. Press the power button repeatedly to cycle through the settings until your desired warmth level is reached.

Image 3: A cutaway illustration of the Milwaukee M12 Heated Jacket, revealing the internal carbon fiber heating elements and the layered construction designed for warmth and durability.
Maintenance
1. Cleaning Instructions
Proper cleaning ensures the longevity and performance of your heated jacket.
- Always remove the battery and disconnect the power cord before cleaning.
- Care instructions: Hand Wash Only.
- Use mild detergent and cold water.
- Do not bleach, iron, or dry clean.
- Hang dry thoroughly before reconnecting the battery or storing.
2. Battery Care and Storage
- Store M12 batteries in a cool, dry place away from direct sunlight and extreme temperatures.
- For long-term storage, charge batteries to approximately 50% capacity.
- Avoid fully discharging the battery before recharging to prolong its lifespan.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Jacket not heating | Battery not connected or discharged | Ensure battery is securely connected and fully charged. Recharge battery if necessary. |
| LED indicator not lighting up | Battery issue or power button not pressed correctly | Check battery connection. Press and hold the power button for 2-3 seconds. Try a different M12 battery. |
| Uneven heating | Internal wiring issue (rare) | Contact Milwaukee customer support for assistance. Do not attempt to repair yourself. |

Image 4: A model wearing the Milwaukee M12 Heated Jacket, showcasing its fit and appearance during use. The Realtree Camo pattern is visible.
Specifications
- Model Number: M12
- Power Source: M12 12V Lithium-Ion Battery (sold separately)
- Heating Zones: Chest, Back, Front Hand Pockets
- Fabric Type: ToughShell Stretch Polyester
- Weather Resistance: Wind and Water Resistant
- Care Instructions: Hand Wash Only
- Manufacturer: Milwaukee
- ASIN: B07HCVRNW9

Image 5: A model wearing the Milwaukee M12 Heated Jacket, viewed from the back. This angle highlights the jacket's overall fit and the camo pattern on the rear.
Warranty Information
Milwaukee products are typically covered by a manufacturer's warranty. Specific warranty terms and conditions, including duration and coverage details, are usually provided with your product at the time of purchase or can be found on the official Milwaukee website. Please retain your proof of purchase for warranty claims.
For detailed warranty information, please visit the official Milwaukee website or contact their customer service directly.
Customer Support
If you have any questions, require technical assistance, or need to report an issue with your Milwaukee M12 Heated Jacket, please contact Milwaukee customer support.
- Online Support: Visit the official Milwaukee Tool website for FAQs, product registration, and support resources.
- Phone Support: Refer to the contact information provided in your product packaging or on the Milwaukee website for direct phone assistance.
When contacting support, please have your product model number (M12) and ASIN (B07HCVRNW9) available for quicker service.