2-power Main Battery Pack 57Wh - Batterie - 4.948 mAh (2P-5B11N45978)

Unlike generic replacement batteries that often compromise on cell quality and protection circuitry, this 2-Power main battery pack delivers a true 57Wh capacity and 4948mAh charge, ensuring your notebook runs longer between charges and maintains stable voltage output. Built with premium lithium-ion cells and comprehensive safety electronics, it is a dependable power source for demanding mobile workflows.

Highlights

• 57Wh energy capacity for extended runtime
• 4948mAh charge capacity with 11.52V output
• Lithium-Ion technology with no memory effect
• Integrated overcharge, over-discharge, overcurrent, and short circuit protection
• Rechargeable design for hundreds of cycles
• CE and RoHS compliant for safety and environmental standards

In daily use

This battery is engineered for users who rely on their laptop throughout the day—whether in the office, on the road, or in the field. The 57Wh capacity provides a meaningful boost over standard 45Wh packs, translating to longer productivity without hunting for power outlets. The stable 11.52V output ensures consistent performance even under heavy CPU and GPU loads, while the protection circuitry guards against voltage spikes and thermal events. The battery is designed to fit securely and charge efficiently with the original laptop charger, maintaining compatibility with the notebook's power management system.

Full specifications

• Product Type: Main Battery Pack
• Battery Technology: Lithium-Ion (Li-Ion)
• Energy Capacity: 57 Wh
• Charge Capacity: 4948 mAh
• Output Voltage: 11.52 V
• Rechargeable: Yes
• Application: Notebook / Laptop
• Overcharge Protection: Yes
• Over-discharge Protection: Yes
• Overcurrent Protection: Yes
• Short Circuit Protection: Yes
• Operating Temperature: 0°C to 45°C
• Storage Temperature: -20°C to 60°C
• Certifications: CE, RoHS

Final note

For professionals who cannot afford downtime, this 2-Power battery offers a reliable and safe upgrade or replacement, ensuring your laptop remains a true mobile workstation.