Product Details


  • 1.5 Amp hour - 27 Watt hour battery
  • LITHIUM-ION battery delivers long life and run time with fade-free power
  • Battery fuel gauge - Displays remaining run-time
  • Milwaukee REDLINK™ Intelligence
  • Overload Protection - Prevents user from damaging their cordless power tool investment in abusive situations
  • Temperature Management System - Keeps battery in ideal temperature range to provide maximum life
  • Individual Cell Monitoring - Ensures optimal charge and discharge for maximum life
  • Discharge Protection - Prevents cell damage from over-discharge
  • Best in class construction
  • Integrated weld frame
  • Cell separator
  • Impact and vibration protective rubber
  • For use with Milwaukee M18™ cordless tools


Voltage 18V
Warranty 2 Year Limited Warranty


This Milwaukee 18V Lithium-Ion Battery works on the M18™ Cordless Tool System and has 1.5 Amp Hours of run-time. This battery powers over 40 Milwaukee M18™ cordless tools. The M18™ Compact RED LITHIUM™ battery offers less weight and a reduced size than the M18™ XC High
Capacity RED LITHIUM™ battery pack to reduce user fatigue. Managed by Milwaukee’s exclusive REDLINK™ Intelligence, the battery features Overload Protection, a Temperature Management System, Individual Cell Voltage Monitoring, Discharge Protection and a Battery Fuel Gauge.

Model Options

Item/Cat # Voltage Warranty  
M18 REDLITHIUM™ Compact Battery Two Pack
18V 2 Year Limited Warranty
M18™ Compact REDLITHIUM™ Battery
18V 2 Year Limited Warranty
M18™ REDLITHIUM™ 2.0 Compact Battery Pack
18V 2 Year Limited Warranty
M18 REDLITHIUM™ High Capacity Battery Two Pack
18V 3 Year Limited Warranty
M18™ REDLITHIUM™ XC Extended Capacity Battery
18V 3 Year Limited Warranty
M18™ REDLITHIUM™ XC 4.0 Extended Capacity Battery Pack
18V 3 Year Limited Warranty
48-11-1841 18V 3 Year Limited Warranty
M18™ REDLITHIUM™ XC5.0 Extended Capacity Battery Pack
18V 3 Year Limited Warranty
48-11-1852 18V 3 Year Limited Warranty
48-59-1813 18V 5 Year Limited Warranty
48-59-1850 18V & 12V 5 Year Limited Warranty Charger, 3 Year Limited Warranty Battery

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