The Milwaukee 48-11-1881 M18 REDLITHIUM™ FORGE™ XC8.0 Battery Pack is the most powerful, fastest-charging battery in the M18 system, built with FORGE™ technology for professionals who demand extreme runtime and performance on the toughest jobs. Delivering 50% more power and up to 2x faster charging than standard XC batteries, it features COOL-CYCLE™ cooling for sustained power in high-heat applications and 3x more lifetime cycles than previous generations. Onboard fuel gauge, impact-resistant housing, and rubber overmold provide durability and visibility. Compatible with 300+ M18 tools—your ultimate power solution for saws, grinders, drills, and heavy-duty applications that run longer, charge faster, and last longer.

• FORGE™ technology – 50% more power & 2x faster charging than standard XC
• 8.0Ah capacity – extreme runtime for demanding high-draw tools
• COOL-CYCLE™ cooling – sustained power in high-heat applications
• 3x more lifetime cycles – longest-lasting M18 battery ever
• Onboard fuel gauge – displays remaining charge at a glance
• Impact-resistant housing – rubber overmold for drop protection
• Compatible with 300+ M18 tools – full M18 system integration
• Ideal for saws, grinders, drills & heavy-duty applications
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