2-power pääakku Acer Aspire 4520 - akku - 57 mAh (2P-BT.00603.037)

When your Acer Aspire 4520 runs out of juice in the middle of a workday, this 2-Power battery pack steps in to keep you productive. It's a direct replacement for the original battery, fitting the Aspire 4520 and many other Acer models like the 4710, 4720, 4920, 5220, 5310, 5520, 5710, 5720, 5920, 6920, and 7720 series. With a 4400 mAh capacity and 49 Wh of energy, it delivers reliable power for everyday tasks, whether you're crunching numbers in a spreadsheet, streaming a presentation, or browsing the web from a café.

Key specifications

• Battery type: Lithium-Ion (Li-ion)
• Capacity: 4400 mAh
• Energy: 49 Wh
• Voltage: 11.1 V
• Number of cells: 6
• Colour: Black
• Rechargeable: Yes
• Protection: Overcharge, over-discharge, overcurrent, short circuit
• Certifications: CE, RoHS
• Operating temperature: 0°C to 45°C
• Storage temperature: -20°C to 60°C
• Compatible with Acer Aspire 4520 series and many others
• Replaces original part numbers: AS07A31, AS07A41, AS07A51, AS07A71, AS07A32, AS07A42, AS07A52, AS07A72

Why choose it

This battery is built to match or exceed the performance of your original Acer battery. Its 6-cell design offers a solid balance between runtime and weight, and the integrated protection circuits guard against common hazards, extending the battery's lifespan. Plus, it's a cost-effective alternative to OEM batteries without compromising on quality.

Ideal use cases

• Replacing a worn-out or dead battery in your Acer laptop
• Keeping a spare battery for long trips or extended work sessions away from outlets
• Upgrading from an older, lower-capacity battery for longer runtime

Good to know

Installation is straightforward: power off your laptop, remove the old battery, and slide in the new one. For best results, fully charge and discharge the battery a few times to calibrate it. Note that battery life depends on usage patterns, screen brightness, and running applications.