40.9Wh Acer AP18C7K Battery

40.9Wh AP18C7K Battery for Acer Aspire 3, Extensa 15 and Swift 5 Series

This 40.9Wh Acer AP18C7K battery is designed for compatible Acer Aspire 3,
Extensa 15, and Swift 5 series laptops. It is a suitable choice when your current battery drains
quickly, no longer holds a charge, or your laptop needs stable portable power again.

With an 11.55V output voltage, 3634mAh / 40.9Wh capacity, and
3-cell battery design, this battery supports everyday laptop use such as work,
school, browsing, email, documents, video playback, online meetings, and travel.

Product Information

Compatible Part Numbers

Please compare the part number printed on your current battery before ordering. This battery is
suitable for the following Acer battery part numbers:

• Acer AP18C7K
• Acer 3ICP5/57/79
• Acer KT.00307.010
• Acer KT.00307.011
• Acer KT00307010
• Acer KT00307011

Compatible Laptop Models

This Acer AP18C7K battery is designed for the following Acer Aspire, Extensa, and Swift laptop
models. Please check both your laptop model and battery part number before placing your order.

• Acer Aspire 3 (A314-23M)
• Acer Aspire 3 (A314-23P)
• Acer Aspire 3 (A314-36M)
• Acer Aspire 3 (A314-36P)
• Acer Aspire 3 (A315-24P)
• Acer Aspire 3 (A315-24PT)
• Acer Aspire 3 (A315-43)
• Acer Aspire 3 (A315-44P)
• Acer Aspire 3 (A315-44P-R9YX)
• Acer Aspire 3 (A315-510P)
• Acer Aspire 3 (A315-59)
• Acer Aspire 3 (A315-59G)
• Acer Aspire 3 (A317-51G)
• Acer Aspire 3 (A317-51KG)
• Acer Aspire 3 (A317-54)
• Acer Aspire 3 (A317-54G)
• Acer Aspire 3 (A317-55P)
• Acer Aspire 3 (A317-55P-C18J)
• Acer Extensa (EX215-33)
• Acer Extensa 15 (EX215-23)
• Acer Extensa 15 (EX215-55)
• Acer Swift 5 (SF514-54GT)

When Should You Replace Your Acer Laptop Battery?

If your Acer Aspire, Extensa, or Swift laptop no longer provides enough runtime for normal use,
changing the battery can help restore convenient portable performance without replacing the entire
computer.

• The battery drains much faster than before.
• The laptop shuts down unexpectedly during use.
• The battery percentage drops suddenly or behaves abnormally.
• The laptop only works when connected to the charger.
• The battery does not charge to full capacity.
• Windows or BIOS shows a battery health warning.

Why Buy This AP18C7K Battery?

• Designed for Acer Aspire 3 models: suitable for selected A314, A315, and A317 series laptops listed above.
• Also supports Extensa and Swift models: suitable for selected Acer Extensa 15 and Swift 5 models.
• 40.9Wh capacity: supports everyday laptop use, schoolwork, browsing, email, documents, and travel.
• 3-cell battery design: made for compatible Acer systems using the listed AP18C7K battery specifications.
• Stable power output: built for compatible laptops that use 11.55V AP18C7K batteries.
• Brand new battery: a practical option when your current battery becomes weak or unreliable.
• 12-month warranty: gives customers more confidence when ordering.
• 30-day return policy: provides extra peace of mind after purchase.

Important Compatibility Reminder

Acer laptop batteries may look similar but can have different voltage, connector position, battery
shape, capacity, or internal layout. Before ordering, please confirm that your current battery part
number matches one of the listed part numbers, such as AP18C7K,
3ICP5/57/79, KT.00307.010, KT.00307.011,
KT00307010, or KT00307011.

You can usually find the battery part number printed on the battery label. You can also check your
laptop model number on the bottom cover, system information page, or original device label.

Installation Notes

• Turn off the laptop completely before replacing the battery.
• Disconnect the charger and any external devices.
• Use the correct tools and open the laptop carefully to avoid damaging the case or internal parts.
• Do not bend, puncture, disassemble, or force the battery during installation.
• Make sure the battery connector is properly aligned before closing the back cover.
• After installation, charge the battery fully before regular use.
• If you are not familiar with laptop repair, professional installation is recommended.

Frequently Asked Questions

Is this battery suitable for Acer AP18C7K?

Yes. This battery is suitable for Acer AP18C7K and related part numbers including 3ICP5/57/79,
KT.00307.010, KT.00307.011, KT00307010, and KT00307011.

Does this battery fit Acer Aspire 3 A314 models?

Yes. This battery is listed for selected Acer Aspire 3 A314 models, including A314-23M,
A314-23P, A314-36M, and A314-36P.

Can this battery be used for Acer Aspire 3 A315 models?

Yes. This battery is listed for selected Acer Aspire 3 A315 models, including A315-24P,
A315-24PT, A315-43, A315-44P, A315-510P, A315-59, and A315-59G.

Does this battery support Acer Aspire 3 A317 models?

Yes. This battery is suitable for selected Acer Aspire 3 A317 models, including A317-51G,
A317-51KG, A317-54, A317-54G, A317-55P, and A317-55P-C18J.

Does this battery fit Acer Extensa 15 models?

Yes. This battery is listed for selected Acer Extensa models, including EX215-33, EX215-23,
and EX215-55.

Does this battery fit Acer Swift 5 SF514-54GT?

Yes. Acer Swift 5 SF514-54GT is included in the compatible model list for this battery.

What voltage is this battery?

This battery has an output voltage of 11.55V. Please compare it with the voltage printed on your
current battery before purchase.

What capacity is this battery?

The battery capacity is 3634mAh / 40.9Wh.

How many cells does this battery have?

This battery uses a 3-cell design.

Is this battery brand new?

Yes. This product is listed as brand new.

What should I check before buying?

Please check your Acer Aspire, Extensa, or Swift laptop model, current battery part number, battery
voltage, and battery shape. The safest way to confirm fit is to compare the part number on your
current battery with the part numbers listed above.