Replacement Li-Pol Laptop Battery AVACOM for Asus VivoBook X571 11.52V 3653mAh 42Wh

Replacement AVACOM lithium-polymer laptop battery compatible with Asus VivoBook X571 series. The battery delivers a nominal voltage of 11.52 V, a capacity of 3653 mAh and an energy rating of 42 Wh, providing a direct swap-in option to restore portable power for everyday tasks such as web browsing, office applications, media playback and travel. Built-in protection circuitry maintains stable voltage and basic safety functions during normal use.

Advantages

The AVACOM Li-Pol battery is designed to match the physical dimensions and connector type of the Asus VivoBook X571, enabling straightforward installation without system modifications. Its lithium-polymer chemistry offers a compact form factor and consistent discharge characteristics to support typical laptop workloads. Integrated protection circuitry helps prevent overcharge, over-discharge and short-circuit conditions under standard operating scenarios.

Suitable for

• Replacing a worn or failing battery in an Asus VivoBook X571 laptop
• Extending battery life for mobile office work and study sessions
• Maintaining portable power for web browsing and media playback on the go
• Swapping batteries before travel to ensure full runtime away from mains power

Key specifications

• Nominal voltage: 11.52 V
• Capacity: 3653 mAh
• Energy: 42 Wh
• Chemistry: Lithium-polymer (Li-Pol)
• Compatibility: Designed for Asus VivoBook X571 series

How to use

Power down the laptop and disconnect the mains adapter before replacing the battery. Remove the laptop’s bottom cover following the manufacturer’s service instructions, disconnect the old battery from the motherboard connector and remove any retaining screws or brackets. Install the AVACOM replacement battery in the same orientation, reconnect the battery cable, secure any screws and reattach the bottom cover. Reconnect the mains adapter and allow the operating system to recognize the new battery; perform an initial calibration by charging to full and then discharging to a low level if desired.

Usage recommendations

Use the battery within the laptop’s specified temperature range and avoid long-term storage at full charge. For long-term storage, leave the battery at about 40–60% state of charge and store in a cool, dry place. Replace the battery if you observe excessive swelling, overheating or significant runtime degradation.