REDLITHIUM™ Protection

Superior Pack Construction

It lasts longer, thinks faster and works harder than standard, 18-volt lithium-ion and NiCd batteries

Battery Fuel Guage
Displays remaining run-time
Patented Redlink™ Intelligence
Protects the pack in abusive situations, provides optimum performance, and monitors the cells for maximum life
Shock Responsive Separators
Prevents pack failure from
vibration or drops
Single piece cell
Full enclosure protects cells
and provides a strong structure
delivering maximum durabilty
Rubber Overmold
Protects cells and pack during
drops and provides maximum life
Latch Cover
Prevents water from entering pack through the latch buttons
Water Protection
Routes water away from the electronics & out of the battery pack
Electronic Coating
Protects the electronics from water and condensation
Temp Control Cell Frame
Provides a strong structure and transfers energy efficiently for maximum life
Lithium-Ion Battery Cells
Deliver high power and up to 2X more run-time

Not All Lithium-Ion Batteries Mean More Run-Time

Redlithium™ Run-Time Advantage

  • More work per charge
  • Less down time each day
The fact that Milwaukee’s M18 REDLITHIUMTM batteries are years ahead of some of their competitors? That’s just amazing.


Read the full article - Seeing Red: Milwaukee M18 RedLithium Batteries

  • Drives
  • Cuts
  • Drills
  • Grinds

Not All Lithium-Ion Batteries Mean More Power

REDLITHIUM™ Power Advantage

With the REDLITHIUM™ Battery Pack, M12™ or M18™ cordless power tools work like they should - faster, longer and with fewer recharges. As a result, Milwaukee® M12™ or M18™ cordless drills, impact drivers, saws and specialty tools achieve more work per charge and more work for the life of the battery.

  • More Torque
  • More Speed
  • More Work in Extreme Conditions

Not All Lithium-Ion Batteries Mean Longer Life

  • Replace Less Packs
  • Produce More Power
  • Best-in-class Battery Warranty

Redlithium™ Lifetime Energy Advantage

Complete more work than standard lithium-ion or NiCd over the lifetime of each REDLITHIUM™ battery pack. That means less battery purchases and more work done by your M12™ or M18™ cordless tools.

All Milwaukee® Cordless Runs on REDLITHIUM™

Over 90 Solutions - One Charger

M12™ Compact Battery
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M12™ Compact 2.0 Battery
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M12™ XC Battery
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M12™ XC4.0 Battery
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M18™ Compact Battery
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M18™ Compact 2.0 Battery
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M18™ XC Battery
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M18™ XC4.0 Battery
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M18™ XC5.0 Battery
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