Battery Lenovo 11.52V 52.5Wh Lithium‑Ion 5B10X49072 for compatible Lenovo laptops

Replacement lithium‑ion battery Lenovo 11.52V 52.5Wh designed for compatible Lenovo laptops. This battery restores the laptop’s original rated voltage and capacity to deliver predictable runtime for everyday tasks. It is intended as a direct swap for worn or failing batteries and supports typical mobile use including office applications, web browsing, multimedia playback and travel use where dependable battery life is required. Installation should follow the laptop manufacturer’s instructions and safety guidelines.

Advantages

This Lenovo 11.52V 52.5Wh lithium‑ion battery provides the rated voltage and capacity to match original equipment specifications, offering stable power delivery and consistent runtime. The cell chemistry and construction are designed for standard laptop charging systems, helping maintain predictable charge/discharge behaviour. Lightweight and compact, the battery restores portability without significant weight increase and is compatible with common power management features found in Lenovo systems.

Suitable for

• Replacing an old or degraded laptop battery to recover original runtime
• Office work and productivity tasks away from mains power
• Web browsing, email and light multimedia without frequent charging
• Business travel and meetings where extended battery life is needed
• Users who require a direct-fit replacement that matches rated voltage and capacity

Key specifications

• Battery type: Lithium‑ion
• Nominal voltage: 11.52 V
• Rated energy/capacity: 52.5 Wh
• Form factor: Internal laptop battery sized for compatible Lenovo models
• Intended use: Rechargeable power source for portable laptop operation

How to use

Power down the laptop and disconnect any external power and peripherals before attempting replacement. Follow the laptop manufacturer’s service manual or user guide to safely access the internal battery compartment and remove the existing battery. Fit the replacement battery in the correct orientation, secure mounting fasteners if present, reconnect the battery connector and restore any covers. Reconnect mains power and perform a full charge cycle before regular use to calibrate the system’s battery reporting. Observe standard safety precautions against short circuits and physical damage during handling.

Recommendations

Use the battery with compatible Lenovo laptop models and with the original or a compatible AC adapter. Avoid exposing the battery to extreme temperatures, moisture or impact. Charge and store the battery at moderate state of charge when not in use for long periods, and follow the laptop manufacturer’s guidelines for disposal and recycling of lithium‑ion batteries.