Milwaukee M18™ 4.0 Ah Battery 18V - M18B4
Milwaukee M18™ 4.0 Ah Battery 18V - M18B4 is available on backorder and will be fulfilled once restocked.
Milwaukee M18™ 4.0 Ah Battery 18V - M18B4
Milwaukee M18™ 4.0 Ah Battery 18V - M18B4 is available on backorder and will be fulfilled once restocked.
Product details
Product details
Built for professionals who demand more from their tools, the Milwaukee M18™ 4.0Ah Battery – M18 B4 delivers up to 2X more runtime, 20% more power, and 2X more battery life than standard lithium-ion alternatives. Designed with REDLITHIUM™ battery technology and REDLINK™ digital overload protection, it ensures performance even under tough conditions. The M18 B4 battery resists extreme temperatures, vibrations, and drops—making it a reliable energy source for any job site. With individual cell monitoring, a durable metal frame, and water protection routing, this battery delivers unmatched endurance and efficiency.
Key Features:
- Extended Performance: Up to 2X more runtime and 20% more power*
- Longer Battery Life: Up to 2X more charge cycles
- Advanced REDLINK™ Protection: Prevents damage from overload
- Durable Metal Frame: Built to resist shock and drops
- Water Protection: Routes moisture away from sensitive components
- Cold-Weather Ready: Operates in temperatures as low as -20°C
- Fuel Gauge: Monitor battery level for runtime efficiency
- Performance may vary based on tool and application.
Specifications:
- Model: M18 B4
- Article Number: 4932430063
- Battery Pack Capacity: 4.0Ah
- Battery Type: Li-ion
- System: M18
- Voltage: 18V
- Weight: 0.7 kg
- Supplied In: No kitbox or bag supplied
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Charge Times: M12-18 AC / C / M1418C6: 80 min & M12-18 FC / SC / M18 DFC: 52 min
The Milwaukee M18™ 4.0Ah Battery (M18 B4) is engineered to provide up to twice the runtime and 20% more power compared to standard lithium-ion batteries. It features REDLINK™ Intelligence for optimized performance and overload protection, individual cell monitoring for maximum battery life, and a durable construction with shock-responsive separators. This battery operates efficiently in extreme temperatures down to -20°C and is compatible with the entire range of Milwaukee M18™ cordless tools.
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