Milwaukee M18 Redlithium Xc5.0 Resistant Battery

The milwaukee 48‑11‑1850R M18 REDLITHIUM XC5.0 Resistant Battery offers milwaukee 48‑11‑1850r oil‑ and grease‑resistant housing while delivering the core XC5.0 benefits: m18 red lithium xc 5.0 fade‑free runtime of up to 2.5× longer and around 20 % more power than standard lithium-ion packs. Built for automotive and industrial environments, this battery resists oils, greases, and solvents, runs cooler in sub‑zero conditions, and supports safeguard features via REDLINK™ intelligence—making it a durable performer for professionals using M18 cordless tools.

• Resistant Housing Design



Built to withstand oils, greases, and solvents common in transport and maintenance settings.




• Extended XC5.0 Runtime



Delivers up to 2.5× longer runtime and 20 % more power than standard lithium-ion packs.




• Onboard Fuel Gauge



LED indicator keeps you informed of remaining runtime at a glance.




• REDLINK™ System Protection



Ensures overload, overheating, and cell-drain protection via full system communication.




• All-Weather Durability



Performs reliably in extreme cold (below 0 °F) and stands up to vibration and rough use.

This product contains lithium‑ion cells, which may pose fire or chemical hazards if damaged, over‑charged, exposed to extreme heat, or misused. Always follow Milwaukee’s handling and safety instructions carefully.