M18 Redlithium XC 5.0 Ah Cordless Battery, 48-11-1850 | Milwaukee

The Milwaukee M18 REDLITHIUM XC 5.0 Ah battery (model 48-11-1850) is a high-performance energy storage unit designed for the Milwaukee 18V cordless tool ecosystem. It offers up to 2.5 times more runtime and 20% more power than standard lithium-ion batteries. Its REDLINK™ technology protects against overloads, individually monitors each cell, and controls temperature to maximize lifespan and performance in high-demand applications.

Applications

• Compatible with the entire line of Milwaukee M18 cordless tools
• Drills, drivers, saws, grinders, and 18V impact tools
• Construction, carpentry, electrical installations, and plumbing
• Industrial maintenance and field work
• Operations in extreme temperature conditions (down to -18°C)

Technical Specifications

• Model: 48-11-1850
• Voltage: 18V (M18)
• Capacity: 5.0 Ah
• Technology: REDLITHIUM XC with REDLINK™ intelligence
• Protection: Against overcharge, over-discharge, and overheating
• Resistance: To impacts, vibrations, drops, and humidity
• Operating temperature: Down to -18°C
• Brand: Milwaukee
• Country of origin: United States

New product in unopened packaging, with 1-year warranty.

Other Common Names

• Milwaukee 18V lithium battery
• M18 battery pack 5.0 Ah
• High-capacity cordless battery
• Milwaukee XC battery pack
• Rechargeable battery for power tools
• Lithium ion battery 18V
• Milwaukee 48-11-1850 battery