Laptop battery Lenovo FRU01YU056 CS16_2BCP Mylar Black 6-cell

Replacement laptop battery designed for compatible Lenovo notebooks, Mylar-encased and finished in black. This 6-cell battery restores portable power to devices that use the same physical form factor and electrical characteristics as the original unit. It is intended to replace an aging or failed internal battery to recover runtime for everyday tasks, travel, and remote work without modifying the host device.

Advantages

The battery offers a compact 6-cell design that balances capacity and size for slim notebook installation. Mylar encasing provides electrical insulation and mechanical protection while keeping weight low. Compatibility with the laptop's mounting points and connector layout ensures straightforward replacement and stable power delivery. The black housing integrates visually with many Lenovo chassis without altering the device profile.

Suitable for

• Restoring battery life in compatible Lenovo notebooks
• Users who need extended run time for travel or mobile work
• Replacing worn or non-functional internal batteries
• Service and repair operations on compatible laptop models

Key specifications

• Cell count: 6-cell configuration for a balance of capacity and compactness
• Enclosure: Mylar-wrapped cells with a black outer housing
• Form factor: Internal laptop battery designed to match original battery shape and connector position
• Intended use: Rechargeable lithium-based battery for notebook power

How to use

Before installation, power down the notebook and disconnect any external power sources. Remove the laptop bottom cover following the manufacturer’s service instructions and carefully detach the original battery connector. Install the replacement battery by aligning it with the mounting points and reconnecting the battery cable to the mainboard. Reassemble the laptop and charge the battery fully before normal use. Verify system power settings and battery reporting in the operating system after installation.

Recommendations

Check device compatibility and physical fit before purchase. Use the laptop on a stable surface during charging and avoid exposing the battery to extreme temperatures. Dispose of the removed battery following local electronic waste regulations and recycle where facilities exist. If unsure about internal installation, seek professional service to prevent damage to the notebook.