Lenovo BIS3 per Jazz Integ 3c/57Wh (5B10W51840)

This internal battery is specifically engineered for Lenovo ThinkPad P1 and X1 Extreme laptops, providing a reliable 57Wh power source that matches the original specifications. Unlike generic replacements, it integrates seamlessly with the laptop's power management system for accurate charge reporting and safe operation.

Highlights

• 57Wh capacity for extended runtime
• 3-cell Lithium-Ion construction
• Compatible with ThinkPad P1 Gen 3/4 and X1 Extreme Gen 3/4
• Integrated protection against overcharge, over-discharge, overcurrent, short circuit, and thermal issues

In daily use

Designed as an internal component, this battery fits inside the laptop chassis, replacing the worn-out original. It delivers consistent power for demanding tasks, from intensive workloads to everyday productivity. The black housing matches the laptop's interior, ensuring a clean installation.

Full specifications

• Battery Chemistry: Lithium-Ion (Li-ion)
• Number of Cells: 3-Cell
• Battery Capacity: 57 Wh
• Nominal Voltage: 11.52 V
• Product Type: Internal Laptop Battery
• Compatible Laptop Series: Lenovo ThinkPad P1, Lenovo ThinkPad X1 Extreme
• Compatible P1 Generations: Gen 3 (20T0, 20T1), Gen 4 (20Y3, 20Y4)
• Compatible X1 Extreme Generations: Gen 3 (20TK, 20TL), Gen 4 (20Y5, 20Y6)
• Color: Black
• Rechargeable: Yes
• Installation Type: Internal
• Energy Rating: 57 Watt-hours

Final note

Ensure compatibility with your specific laptop model before purchase. This battery is intended for professional installation.