Milwaukee M18 5.5AH High Output Battery - M18 HB5.5
Engineered for demanding trades, the M18 HIGH OUTPUT batteries deliver up to 50% more power and ru...Engineered for demanding trades, the M18 HIGH OUTPUT batteries deliver up to 50% more power and run significantly cooler than standard M18 REDLITHIUM packs. With advanced protection, superior durability, and longer runtime, they provide unmatched performance, reliability, and safety on the toughest job sites.
Features and Benefits
Up to 50% more power for heavier applications
Runs up to 50% cooler for extended tool performance
REDLINK intelligence safeguards against overload and damage
Rugged metal frame resists vibrations and impact
On-board fuel gauge for efficient charge management
Individual cell monitoring for longer battery life
Fully compatible with the entire M18 tool range
Notes
Available in 3.0Ah, 5.0Ah, and 5.5Ah options
M18 HIGH OUTPUT 5.5 Ah battery. We are an authorised distributor for Milwaukee parts. Equivalent to Part Numbers: . If you order before 12PM we'll dispatch same day from our UK warehouse. For guaranteed next day delivery please select this option at checkout. This product comes with free 365-day no quibble returns (UK only).
M18 HIGH OUTPUT 5.5 Ah battery
We are an authorised distributor for Milwaukee parts. This part comes with a 5 year warranty for total piece of mind. Please see the products details below and the vehicle compatibility chart for fitment(Guide only)
Equivalent Part Numbers:
Notes
--Drives complete corded replacement on the job site with more run time than ever before
--Runs up to 50% cooler than other M18 REDLITHIUM battery packs through heavy applications, allowing tradesmen to push their cordless tools harder and longer than ever before
--On-board battery fuel gauge helps the user to maximise battery run time effici.
* 50% more performance vs standard M18 batteries * Durable internal metal frame * Single cell management * On-board battery fuel gauge * Works with all Milwaukee M18 tools The new Milwaukee M18™ 18V 5.5 Ah HIGH OUTPUT™ battery pack M18HB5.5 provides up to 50% more power vs M18™ REDLITHIUM™ battery packs. Patented REDLINK™ intelligence protects the pack from tough jobsite conditions to ensure optimum performance. Runs up to 50% cooler than other M18™ REDLITHIUM™ battery packs through heavy applic
Battery Milwaukee High Output 5,5Ah -M18 Hb5,5 4058546226572Free delivery in 1–3 days£161.42Visit shop →
Product Information
Full details
This guide is for professionals using the Milwaukee M18 5.5AH High Output Battery (M18 HB5.5), offering up to 50% more power for demanding applications. With advanced protection and longer runtime, it enhances performance across the entire M18 tool range. Note that optimal performance relies on proper care and compatibility with M18 tools.
All features
Model Part Number
M18 HB5.5
Brand
Milwaukee
Extended Product Information
FAQs
How do I check the battery's charge level?
The battery pack has an on-board fuel gauge. Press the button on the battery to see the charge level.
Can I use this battery with all Milwaukee M18 tools?
Yes, this battery is fully compatible with the entire M18 tool range.
What kind of charger should I use?
Use a Milwaukee M18 charger for optimal performance and safety.
How do I store the battery?
Store the battery in a cool, dry place away from direct sunlight and extreme temperatures.
What is the warranty period?
The product comes with a 5 year warranty.
What should I do if my battery isn't working?
Check the troubleshooting section of this guide. You may also contact customer support for further assistance.
Is this battery available in different sizes?
This battery is available in a 5.5Ah option.
Troubleshooting
Battery doesn't power the tool.
Ensure the battery is fully charged, correctly inserted, and that the tool is compatible and functioning.
Tool runs for a short time.
The battery may need to be charged. Consider the application and tool usage; high-drain tools will use more power.
Battery won't charge.
Check the charger, the power outlet, and the battery contacts for any issues. Try a different charger.
Tool performance is low.
Check the battery charge level and the tool's performance settings. The tool may require maintenance.
Pros and Cons
Pros
Provides up to 50% more power compared to standard M18 batteries.
Runs cooler, which helps extend tool life.
Features REDLINK intelligence for protection against overloads.
Durable design with a rugged metal frame.
Offers an on-board fuel gauge for easy monitoring.
Cons
Requires compatibility with the M18 tool range.
Performance depends on the tool and application.
Battery life is influenced by usage patterns.
May require more care due to its advanced features.
Setup, Compatibility & Care
Compatibility: Ensure the battery is compatible with your Milwaukee M18 tools. Refer to your tool's manual.
Charging: Use a Milwaukee M18 charger for optimal performance and safety. Avoid using non-approved chargers.
Insertion: Slide the battery pack firmly into the tool until it clicks into place.
Removal: Press the battery release button on the tool to detach the battery.
Storage: Store batteries in a cool, dry place when not in use. Avoid extreme temperatures.
Cleaning: Clean the battery contacts and tool contacts periodically with a dry cloth to remove debris.
Inspection: Check the battery pack and tool regularly for any signs of damage.
Warranty: This battery comes with a 5 year warranty.