Milwaukee M18 RedLithium XC Battery Pack 5.0Ah (Model 48111850)

Experience industry-leading runtime and durability with the Milwaukee M18 RedLithium XC 5.0Ah extended-capacity battery pack. Engineered to deliver up to 2.5× more runtime, 20% more power, and 2× the lifespan of standard lithium-ion batteries, this pack keeps your M18 cordless tools running longer and stronger on the toughest jobsite applications. Integrated REDLINK™ Intelligence and an onboard fuel gauge ensure optimized performance, overload protection, and real-time remaining run-time indication for maximum productivity.

Built to withstand harsh conditions, the rugged construction offers fade-free power in extreme temperatures and continuous performance in challenging environments. Whether you’re framing, drilling, cutting, or fastening, the M18 RedLithium XC 5.0Ah pack powers more than 60 Milwaukee® M18™ cordless tools—making it the versatile workhorse every tradesperson needs.

Key Features

• REDLINK™ Intelligence: Optimizes performance and protects against overload through full-system communication between tool, battery, and charger
• Onboard Fuel Gauge: Displays remaining runtime for efficient jobsite planning and fewer interruptions
• Extended Capacity: 5.0Ah delivers up to 2.5× more runtime and 2× longer pack life vs. standard lithium-ion
• All-Weather Performance: Provides fade-free power in extreme heat or cold
• Durable Construction: Reinforced housing protects cells from impact and vibration
• Wide Compatibility: Powers over 60 Milwaukee® M18™ cordless power tools

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.