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31 August 2026

THE NEW STANDARD IN 5.0 AH. MILWAUKEE® INTRODUCES THE M18™ HIGH OUTPUT™ 5.0 Ah BATTERY RANGE

The new MILWAUKEE® M18™ HIGH OUTPUT™ 5.0 Ah battery range is engineered to deliver improved performance, durability and efficiency. Elevating the experience for all existing and new M18™ users and driving confidence in their investment by significantly raising the core across the M18™ platform.

Delivering more power, cooler operation and enhanced productivity in a compact design. Delivering up to 50% more power* than the M18™ REDLITHIUM™ 5.0 Ah battery, these solutions enable users to tackle demanding applications with confidence.

Engineered for professionals tackling demanding applications, the M18™ HIGH OUTPUT™ 5.0 ah battery range delivers enhanced performance, durability and efficiency across the job site.


Designed to run cooler, the M18™ HIGH OUTPUT™ 5.0 Ah battery range supports up to 50% more productivity** while reducing overheating during heavy-duty applications. The pack can be supercharged to 80% in only 28 minutes, fully recharged after 39 minutes with Milwaukee’s super chargers. Its durable, user-focused design features latches that are easy to operate with or without gloves, enabling quick and convenient battery changes in any working environment.

Delivering more power, cooler operation and enhanced productivity in a compact design.


The new M18™ HIGH OUTPUT™ resistant 5.0 Ah battery is specifically engineered for harsher environments, featuring a chemical-resistant housing that provides increased protection against oils, solvents and greases. This housing material helps extend product life and ensures reliable performance in applications where exposure to fluids is common.


An enhanced onboard fuel gauge, engineered for clear readability even in direct sunlight, allows users to monitor remaining charge at a glance, supporting better planning and minimising downtime. 


MILWAUKEE® is committed to improving productivity by providing performance-driven and trade-focused solutions so users can perform an entire day's work on one battery system. The M18™ HIGH OUTPUT™ 5.0 Ah and M18™ HIGH OUTPUT™ resistant 5.0 Ah battery is fully compatible with the entire M18™ line, now offering more than 325 solutions.
*In medium and high demand applications vs. M18 B5 under the same test conditions.


**Up to 50% more work completed in medium and high demand applications vs. M18 B5 under the same test, driver by sustained power output and reduced thermal shutdown.
Specifications

M18™ HIGH OUTPUT™ 5.0 Ah Battery 

M18 HB5 

•    Battery Type: Lithium-ion
•    Battery System: M18™
•    Weight: 0.785 kg 

M18™ HIGH OUTPUT™ resistant 5.0 Ah battery
M18 HB5-CR 
•    Battery Type: Lithium-ion
•    Battery System: M18™
•    Weight: 0.785 kg