Fancy Buying AS07A31 11.1V 5200mAh Battery for Acer Aspire

Fancy Buying's AS07A31 is a 6-cell, 11.1V Li-ion replacement battery designed to restore portable power to a wide range of Acer Aspire notebooks.

If your Acer laptop no longer holds a dependable charge, this direct-fit battery brings back hours of usable runtime with built-in protection circuits and OEM-compatible performance. It replaces many Acer part numbers (AS07A31, AS07A32, AS07A41, AS07A42, AS07A51, AS07A52, AS07A71, AS07A72, AS07A75 and others) and fits models across the Aspire 4310–5740 series. The cell pack delivers 5200mAh at 11.1V and includes safeguards against overcharging, overdischarging, short circuits and excessive temperature for safer daily use.

Which Acer models and part numbers will this battery fit?

This battery was manufactured to match the physical and electrical specifications used by many Acer Aspire models and commonly replaces several OEM part numbers. Confirm compatibility by matching your laptop's part number or model line before purchase.

• Compatible laptop lines: Aspire 2930, 4310, 4520, 4710, 4720, 4730, 4735, 4738, 4930, 5332, 5334, 5532, 5542, 5710, 5732, 5734, 5735, 5738, 5740 and similar models.
• Direct-fit part numbers: AS07A31, AS07A32, AS07A41, AS07A42, AS07A51, AS07A52, AS07A71, AS07A72, AS07A75 and many BT./BTP variants.
• Tip: press Ctrl+F on your laptop label to find the exact model or part number to ensure a match.

How long will the battery last and how safe is it?

The pack is rated at 5200mAh and 11.1V, providing reliable run-times comparable to original equipment when new. The battery's internal circuitry offers overcharge, overdischarge, overcurrent and temperature protection to reduce risks and extend usable cycle life.

• Capacity: 5200mAh for extended on-battery use versus depleted OEM cells.
• Protection features: anti-overcharge, anti-overdischarge, overcurrent and temperature control.
• Durability: designed for up to ~500 recharge cycles under normal conditions.

What are the technical specs and what should I check before buying?

Key technical details include Li-ion chemistry, 6-cell construction, 11.1V nominal voltage and 5200mAh capacity. Before ordering, compare the shape, connector placement and voltage of your original battery to ensure a correct physical fit and safe electrical match.

• Battery type: Li-ion, 6-cell configuration.
• Voltage and capacity: 11.1V / 5200mAh.
• Checkpoints: matching connector, identical mounting tabs, and same nominal voltage on your original battery label.

What warranty and customer support does Fancy Buying provide?

Fancy Buying backs this battery with a 30-day full refund window and a 12-month warranty for manufacturing defects. Customer service responds within 24 hours for assistance, and returns are handled per the warranty terms to keep you covered after purchase.

• 30-day full refund if not satisfied.
• 12-month limited warranty for defects and functional issues.
• Support: contact via "ASK A QUESTION" for a response within 24 hours.

Who this battery is for: This replacement is a practical upgrade for owners of older Acer Aspire notebooks whose original battery no longer holds a charge, technicians replacing worn packs in bulk repairs, and buyers seeking an OEM-compatible, protected Li-ion battery without the premium price of factory parts. If you need reliable, drop-in power for Aspire models that list AS07A31 or related part numbers, this Fancy Buying pack is engineered to be an easy, safe swap that restores mobile productivity.