56Wh Acer AS10B51 Battery

56Wh AS10B51 Battery for Acer Aspire 5553, 5745, 7250, 7339, 7739 and 7745 Series

This 56Wh Acer AS10B51 battery is designed for compatible Acer Aspire laptops,
including selected Aspire 5553, 5745, 7250, 7339, 7739, and 7745 series models. It is a suitable
choice when your current battery drains quickly, does not hold a charge well, or your laptop needs
more reliable portable power for daily use.

With a 10.8V output voltage, 5200mAh / 56Wh capacity, and
6-cell battery design, this battery helps support everyday laptop use such as work,
school, browsing, email, 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 AS10B73
• Acer AS10B51
• Acer AS10B75
• Acer AS10B41
• Acer AS10B71
• Acer AS10B61
• Acer LC.BTP00.119

Compatible Computer Model Series

This Acer AS10B51 battery is designed for the following Acer Aspire laptop model series. Please
check both your laptop model and battery part number before placing your order.

• Acer Aspire 5553
• Acer Aspire 5553G
• Acer Aspire 5745G
• Acer Aspire 5745P
• Acer Aspire 5745PG
• Acer Aspire 5745Z
• Acer Aspire 7250
• Acer Aspire 7250G
• Acer Aspire 7339
• Acer Aspire 7739
• Acer Aspire 7739G
• Acer Aspire 7739Z
• Acer Aspire 7739ZG
• Acer Aspire 7745
• Acer Aspire 7745G
• Acer Aspire 7745Z

When Should You Replace Your Acer Aspire Battery?

If your Acer Aspire laptop no longer provides the runtime you need, changing the battery can help
restore more convenient portable use 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 AS10B51 Battery?

• Designed for selected Acer Aspire laptops: suitable for the Aspire 5553, 5745, 7250, 7339, 7739, and 7745 series listed above.
• 56Wh capacity: supports everyday laptop use, work, study, browsing, and travel.
• 6-cell battery design: made for compatible Acer systems using the listed battery specifications.
• New battery: a practical option when your current battery becomes weak or unreliable.
• Stable power output: built for compatible Acer laptops that use 10.8V AS10B series batteries.
• 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, or internal layout. Before ordering, please confirm that your current battery part number
matches one of the listed part numbers, such as AS10B51, AS10B73,
AS10B75, AS10B41, AS10B71,
AS10B61, or LC.BTP00.119.

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.
• Remove the old battery carefully and make sure the new battery is properly aligned.
• Do not bend, puncture, disassemble, or force the battery during installation.
• 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 AS10B51?

Yes. This battery is suitable for Acer AS10B51 and related AS10B series part numbers including
AS10B73, AS10B75, AS10B41, AS10B71, AS10B61, and LC.BTP00.119.

Does this battery fit Acer Aspire 5745 series laptops?

Yes. This battery is listed for selected Acer Aspire 5745G, 5745P, 5745PG, and 5745Z models.
Please compare your current battery part number before ordering.

Can this battery be used for Acer Aspire 7739 and 7745 models?

Yes. This battery is listed for selected Acer Aspire 7739, 7739G, 7739Z, 7739ZG, 7745,
7745G, and 7745Z models.

What voltage is this battery?

This battery has an output voltage of 10.8V. Please compare it with the voltage printed on your
current battery before purchase.

What capacity is this battery?

The battery capacity is 5200mAh / 56Wh.

How many cells does this battery have?

This battery uses a 6-cell design.

Is this battery new?

Yes. This product is listed as a new battery.

What should I check before buying?

Please check your Acer 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.