• Some stock photographs may show options that are not included. Please check product description.
Milwaukee®

Small Blue M12™ Heated TOUGHSHELL™ Men's Jacket

Mfg.#
M100U-21S
Sku#
3905270
  • HEXON HEAT TECHNOLOGY™ EQUIPPED
  • STAYS WARMER FOR LONGER, FASTEST HEAT UP TIME, GREATER HEAT COVERAGE
  • 3X more insulation keeps you warmer
  • Wind and water resistant with DWR finish
  • Adjustable waist drawcord and cuffs keep heat in

* Estimated stock levels as of Sat, Apr 11, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

Our M12™ Heated TOUGHSHELL™ Jacket delivers HEAT BUILT TO OUTLAST. Powered by Milwaukee’s NEW HEXON HEAT TECHNOLOGY™, this jacket STAYS WARMER FOR LONGER in all temperatures, delivers the FASTEST HEAT UP TIME and offers GREATER HEAT COVERAGE throughout the garment. Whether facing freezing outdoor temperatures or navigating spaces with minimal heat indoors, this jacket adapts to its environment to deliver effective heat in any condition. 3X more insulation combined with HEXON HEAT TECHNOLOGY™ maximizes heat retention and enhances comfort. The hidden battery pass-thru pocket allows for front or back battery placement, increasing versatility depending on the situation. With its durable 100% stretch polyester fabric and DWR finish, this MILWAUKEE® jacket is a go-to for shielding against the elements. Our Milwaukee® Heated Gear is developed in collaboration with feedback from users across the trades through continuous jobsite research.

Specifications

General

Battery Run Time (12) hours on low, (6) hours on medium and (3) hours on high
Battery Type 12 Volt Lithium Ion
Color Blue
Color Family Blue / Purple
Garment Fastener Zipper
Garment Fit Regular Fit
Garment Size S
Garment Style Heated, Water-Resistant
Heat Zones (3) Chest, Back and Pockets
Includes (1) M12™ Heated TOUGHSHELL™ Jacket(M100-21) (1) M12™ REDLITHIUM™ 3.0 Compact Battery Pack(48-11-2430) (1) M12™ TOP-OFF™ Power Supply and Charger(48-59-1211) (1)USB-C Cable
Is Insulated Insulated
Lined/Unlined Lined
Material Polyester
Number of Pockets 5: (2) hand zippered pockets, (1) interior zippered pocket, (1) exterior zippered pocket, (1) zippered battery pass-thru pocket for front or back battery placement
Type Men's Jacket
Voltage 12V
Wash Care Washer and dryer safe

Please choose a store for pricing and availability.

Find Your Local Store
Feedback