M18™ REDLITHIUM™ XC4.0 Extended Capacity Battery

Delivers up to 2X more run time, 20% more power and 2X more recharges than standard lithium-ion batteries. The M18™ REDLITHIUM™ XC4.0 Extended Capacity Battery Pack 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. It offers 4.0 amp-hours of run time. With Milwaukee durability built into every pack, this battery runs cooler and performs in climates as low as 0°F/-18°C. Managed by Milwaukee’s exclusive REDLINK™ Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty applications, while the discharge protection prevents cell damage. The temperature management system and individual cell monitoring help to maximize battery life. Upgrade to the REDLITHIUM XC4.0 Extended Capacity Battery Pack to instantly increase the run time and durability of your Milwaukee 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
• On-board fuel gauge: Displays remaining run time for less downtime on the job
• All-weather performance: Delivers consistent power in extreme jobsite conditions
• Versatility: Powers more than 40 Milwaukee M18™ cordless power tools

• Height 71.1 mm 
• Width 78.7 mm 
• Length 114.3 mm 
• Weight 698.5 g 

• Rechargeable Yes
• Fuel Gauge Yes
• Battery Branding REDLITHIUM™
• Badge Branding REDLITHIUM™
• Power Level PWR2
• Usage Powering Cordless Tools
• Product Storage Included No Case Included
• Oil, Grease, and Solvent Resistant No
• ONE-KEY™ Enabled No
• Compatibility Milwaukee M18 Products
• Battery System M18™
• Series M18
• Battery Power Type Lithium Ion
• Corded Cordless Cordless
• Container Type Box
• Recharge Time (Standard Charger) (min) 76
• Watt hours (hrs) 72
• Recharge Time (Rapid Charger) (min) 48
• Recharge Time (Super Charger) (min) 48
• Minimum Battery Charge Time (min) 40
• Battery Amp Hour (Ah) 4
• Battery Run Time (hr) 4
• Battery Voltage 18
• Battery Weight (lb) 1.72