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Product Details

TheM18™ 5.0AH REDLITHIUM-ION™ BATTERY features superior pack construction, electronics, and performance to deliver more work per charge and more work over the life of the pack than any battery on the market. M18™ 5.0AH REDLITHIUM-ION™ BATTERY features an advanced design, protecting the pack against harsh jobsite environments. This protection routes water away from the electronics and out of the battery pack, extends run-time and life by minimizing heat, and prevents pack failures from vibration or drops. This unique to Milwaukee® design also allows the battery to operate in extreme cold weather conditions (below OoF/-18oC). Managed by Milwaukee’s exclusive REDLINK™ Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. It also provides full system compatibility with 60+ M18™ cordless solutions. Upgrade to the M18™ 5.0AH REDLITHIUM-ION™ BATTERY to instantly increase the run-time and durability of your M18™ cordless tools.


  • REDLINK™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger
  • Best-in-class construction: Offers long-lasting performance and durability
  • Fuel gauge onboard: Displays remaining runtime for less downtime on the job
  • All-weather performance: Delivers fade free power in extreme jobsite conditions
  • Add any M18™ Tool-Only Option to Build Your Own Kit


Voltage 12v and 18v

Model Options

Item/Cat #  
M18™ 2.0AH REDLITHIUM-ION™ Compact Battery
M18™ 3.0AH REDLITHIUM-ION™ Battery
M18™ 4.0AH REDLITHIUM-ION™ Battery
M18™ 5.0AH REDLITHIUM-ION™ Battery
M18™ 6.0Ah REDLITHIUM-ION™ Battery
M18™ 5.0Ah REDLITHIUM-ION™ Extended Capacity Battery Pack - Dual Pack
M18™ 5.0Ah REDLITHIUM-ION™ Starter Pack



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