M18 HB5.5 M18 5.5Ah High Output Li Ion Battery


Milwaukee M18 HB5.5 M18 5.5Ah High Output Li Ion Battery

The new M18 5.5 Ah HIGH OUTPUT battery pack provides up to 50% more power vs M18 Redlithium-ion battery packs. Its REDLink intelligence, this ensures that the battery is always in peak condition to offer you optimal performance. It can run at 50% cooler than previous models, even when being used for heavy applications allowing you to push your tools harder and longer.


  • Patented REDLINK intelligence protects the pack from tough jobsite conditions to ensure optimum performance

  • Runsup to 50% cooler than other M18 REDLITHIUM-ION battery packs through heavy applications, allowing tradesmen to push their cordless tools harder and longer than ever before

  • Drives complete corded replacement on the job site with more run time than ever before

  • Durable metal frame battery construction with shock responsive separators prevents pack failure from excessive vibrations or drops

  • On-board battery fuel gauge helps the user to maximise battery run-time efficiency

  • Individual cell monitoring ensures optimal charge and discharge for maximum life

  • Compatible with all M18 tools in the range


  • Product Weight: 0.65kg

  • Voltage: M18

  • Battery Type: Lithium-ion

  • Battery Capacity: 5.5Ah

  • Battery Compatibility: Milwuakee M18 Li-ion