Lenovo Internal Battery 4-Cell 54.7Wh Li-Ion LGC (5B10W51817)

A worn-out laptop battery can leave you tethered to a power outlet and disrupt your workflow. This Lenovo internal battery restores reliable, long-lasting power to compatible ThinkPad models, so you can work unplugged with confidence.

Who is it for

This battery is for users of Lenovo ThinkPad E14 Gen 2, E15 Gen 2, L14 Gen 2, L15 Gen 2, P14s Gen 2, P15s Gen 2, T14 Gen 2, and T15 Gen 2 laptops who need a replacement to regain full mobility and battery life.

Main features

• 4-cell Lithium-Ion (Li-ion) battery with 54.7 Wh energy capacity
• Voltage: 11.52 V, current capacity: 4748 mAh
• Rechargeable and designed for internal installation
• Black colour, manufactured by LG Chem
• Safety features: overcharge, over-discharge, overcurrent, and short circuit protection

Specifications

• Battery type: Internal Laptop Battery
• Battery chemistry: Lithium-Ion (Li-ion)
• Number of cells: 4
• Energy capacity: 54.7 Wh
• Voltage: 11.52 V
• Current capacity: 4748 mAh
• Manufacturer part number: 5B10W51817
• Brand compatibility: Lenovo
• Compatible models: ThinkPad E14 Gen 2, E15 Gen 2, L14 Gen 2, L15 Gen 2, P14s Gen 2, P15s Gen 2, T14 Gen 2, T15 Gen 2
• Rechargeable: Yes
• Cell manufacturer: LG Chem
• Colour: Black
• Product condition: New
• Safety features: Overcharge Protection, Over-discharge Protection, Overcurrent Protection, Short Circuit Protection
• Installation type: Internal (requires disassembly)

Tips

Before purchasing, verify that your laptop model is listed in the compatible models. Internal battery replacement requires opening the laptop case; if you are not comfortable doing this, consider professional installation.