Milwaukee M12B3 12V REDLITHIUM™ 3.0Ah Li-Ion Battery (5 Pack)

Power your Milwaukee M12™ cordless tool collection with this value-packed set of five M12B3 REDLITHIUM™ 3.0Ah batteries. Engineered for professionals who demand dependable performance and maximum productivity, these advanced lithium-ion batteries deliver longer runtime, enhanced durability, and consistent power across a wide range of applications.

Featuring Milwaukee's industry-leading REDLITHIUM™ battery technology and REDLINK™ digital overload protection, each battery is designed to optimise performance while protecting both the battery and connected tool from damage. Individual cell monitoring ensures efficient charging and discharging, helping to extend battery lifespan and maintain peak operating efficiency.

Key Features

• Pack includes 5 x Milwaukee M12B3 12V REDLITHIUM™ 3.0Ah batteries
• Compatible with the full Milwaukee M12™ cordless power tool system
• Delivers up to 3 times more runtime than previous Milwaukee battery technologies*
• Provides up to 2 times longer battery life for greater productivity*
• REDLINK™ digital overload protection safeguards batteries and tools against damage
• Individual cell monitoring maximises charge efficiency and battery longevity
• Integrated welded frame construction improves strength and reliability
• Shock-responsive separators help prevent pack failure from vibration and accidental drops
• Maintains excellent performance in temperatures as low as -20°C
• Ideal for busy professionals, fleet users, and workshops requiring multiple ready-to-use batteries

*Performance may vary depending on tool type, application, and operating conditions.

Applications

Perfect for professional tradespeople, contractors, maintenance teams, and workshop environments using Milwaukee M12™ cordless tools. The five-pack configuration helps minimise downtime by ensuring spare batteries are always available and ready for use.

Data Sheet

View Milwaukee M12B3 Data Sheet