- Color :Black
- Manufacturer Name :Milwaukee Tool
- Size :XL
The M300B-21XL M12™ Heated AXIS™ Vest Kit is a black, size XL heated vest designed for lightweight warmth, mobility, and protection in cold indoor and outdoor environments. It features two independently controlled heat zones, three heat settings, AXIS™ ripstop fabric, and compatibility with all M12™ batteries.
- Milwaukee® M300B-21XL M12™ Cordless Vest Kit, XL, Black, Polyester, 48 in Chest, Resists: Water
HEXON HEAT TECHNOLOGY™ provides fast heat-up, extended warmth, and greater heat coverage throughout the garment.
Two heat zones covering the chest and back deliver targeted warmth where it is needed.
Independent high, medium, and low settings for each heat zone allow the heat output to be adjusted by area.
Up to eight hours of runtime on low supports extended use, with up to four hours on medium and two hours on high.
2X more insulation helps retain warmth while maintaining a lightweight, compressible construction.
100% polyester AXIS™ ripstop fabric protects against abrasion and helps prevent tears from spreading.
Wind- and water-resistant DWR finish provides additional protection against outdoor conditions.
Hidden zippered battery pass-through pocket supports front or back battery placement for improved comfort.
Adjustable waist drawcord helps retain heat around the body.
Four pockets provide zippered storage for personal items and the battery.
Washer- and dryer-safe construction simplifies garment care.
Compressible design allows the vest to be worn as either a mid-layer or exterior layer.
Specification
Details
Manufacturer Part Number
M300B-21XL
Product Type
Heated AXIS™ Vest Kit
Battery System
M12™
Battery Kit
Yes
Colour
Black
Clothing Size
XL
Material
100% Polyester AXIS™ Ripstop Fabric
Heat Technology
HEXON HEAT TECHNOLOGY™
Heat Zones
2
Heat Zone Locations
Chest and Back
Heat Settings
High, Medium, and Low for Each Zone
Runtime on Low
Up to 8 Hours
Runtime on Medium
Up to 4 Hours
Runtime on High
Up to 2 Hours
Weather Resistance
Wind and Water Resistant
Finish
DWR
Insulation
2X More Insulation
Number of Pockets
4
Pocket Configuration
2 Zippered Hand Pockets, 1 Interior Zippered Pocket, 1 Zippered Battery Pass-Through Pocket
Battery Placement
Front or Back
Waist Adjustment
Adjustable Drawcord
Garment Care
Washer and Dryer Safe
Length
29.5 in
Width
19.75 in
Height
1 in
Weight
3.50188 lb
Number of Pieces Included
1
Garment Warranty
1 Year
Battery Warranty
2 Years
Working in freezing outdoor temperatures where adjustable heated apparel is required.
Working in indoor environments with limited or inconsistent heating.
Wearing as a lightweight heated mid-layer beneath outerwear.
Wearing as a durable exterior layer in cool, windy, or damp conditions.
Extended cold-weather use with selectable heat levels and long runtime.
Compatible with all M12™ batteries.
Compatible with the Heated Gear Power Source with App Control.
Battery can be positioned in either the front or back pocket using the zippered battery pass-through design.
How long does the M300B-21XL heated vest run?
The vest provides up to 8 hours of runtime on low, up to 4 hours on medium, and up to 2 hours on high.
Where are the heat zones located?
The M12™ Heated AXIS™ Vest features two heat zones located in the chest and back areas. Each zone offers high, medium, and low heat settings.
Which batteries are compatible with this heated vest?
The vest is compatible with all M12™ batteries and the Heated Gear Power Source with App Control.
Can the battery be positioned at the front or back?
Yes. The zippered battery pass-through pocket allows the battery to be positioned in either the front or back location for improved comfort.
Is the M300B-21XL washer and dryer safe?
Yes. The vest is designed to be both washer and dryer safe.


