2-power Main Battery Pack Asus X540 - Batterie - 2.200 mAh (2P-0B110-00390200)

Keep your Asus X540 laptop running through long workdays, classes, or travel with this replacement battery from 2-Power. It slots directly into the existing battery bay, no tools or technical know-how required. The 2200 mAh lithium-ion cell delivers dependable power for everyday tasks like document editing, web browsing, and video streaming, while the integrated protection circuits guard against overcharging, over-discharging, and short circuits. If your original battery is swollen, no longer holding a charge, or causing unexpected shutdowns, this unit restores full portability and peace of mind.

Key specifications

• Battery type: Lithium-Ion (Li-ion)
• Capacity: 2200 mAh
• Voltage: 10.8 V
• Energy: 23.76 Wh
• Number of cells: 3
• Compatible with Asus X540 series (X540LA, X540SA, X540YA)
• Replaces original part numbers A31N1519 and A31LP4Q
• Colour: Black
• Rechargeable: Yes
• Condition: New
• Certifications: CE, RoHS
• Warranty: 12 months

Why choose it

This battery is built to match or exceed the performance of the original Asus pack. The 3-cell configuration balances weight and runtime, keeping your laptop light enough to carry while providing enough power for several hours of use. Overcharge, over-discharge, and short circuit protection extend the lifespan of the battery and protect your laptop. CE and RoHS certifications mean it meets strict European safety and environmental standards, and the 12-month warranty gives you confidence in your purchase.

Ideal use cases

• Replacing a worn-out or dead battery in an Asus X540 laptop
• Having a spare battery for long trips or days without access to a power outlet
• Extending the life of an older laptop by restoring its portability
• IT departments maintaining a fleet of Asus X540 notebooks for staff or students

Good to know

Before ordering, verify that your laptop model is listed in the compatibility section. This battery is designed for the Asus X540 series and will not fit other models. Installation is straightforward: power off the laptop, unplug it, remove the old battery (usually secured by one or two sliding latches), and insert the new one. Charge the battery fully before first use to calibrate the power meter. Store the battery in a cool, dry place if not used for extended periods, and avoid exposing it to extreme temperatures.