88Wh Acer AS15B3N Battery

88Wh AS15B3N Battery for Acer Predator 15, Predator 17, Predator 17 X and Predator 21 X Series

This 88Wh Acer AS15B3N battery is designed for compatible Acer Predator gaming
laptops, including selected Predator 15, Predator 17, Predator 17 X, and Predator 21 X models.
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 a 14.8V output voltage, 6000mAh / 88Wh capacity, and
8-cell battery design, this battery supports compatible Acer Predator laptops
for daily use, gaming support, work, browsing, media playback, 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 AS15B3N
• Acer KT.00803.005
• Acer KT.00803.004

Compatible Laptop Model Series

This Acer AS15B3N battery is designed for the following Acer Predator laptop model series.
Please check both your laptop model and battery part number before placing your order.

• Acer Predator 15 (G9-591)
• Acer Predator 15 (G9-591R)
• Acer Predator 15 (G9-592)
• Acer Predator 15 (G9-593)
• Acer Predator 17 (G5-793)
• Acer Predator 17 (G9-791)
• Acer Predator 17 (G9-792)
• Acer Predator 17 (G9-793)
• Acer Predator 17 X (GX-791)
• Acer Predator 17 X (GX-792)
• Acer Predator 21 X (GX21-71)

When Should You Replace Your Acer Predator Battery?

If your Acer Predator laptop no longer provides enough runtime for normal use, changing the battery
can help restore more 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 AS15B3N Battery?

• Designed for Acer Predator gaming laptops: suitable for selected Predator 15, Predator 17, Predator 17 X, and Predator 21 X models.
• 88Wh capacity: provides strong portable power for compatible high-performance Acer Predator laptops.
• 8-cell battery design: made for compatible Acer systems using the listed AS15B3N battery specifications.
• Stable power output: built for compatible Acer Predator laptops that use 14.8V AS15B3N 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 Predator 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 AS15B3N,
KT.00803.005, or KT.00803.004.

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 gaming laptop repair, professional installation is recommended.

Frequently Asked Questions

Is this battery suitable for Acer AS15B3N?

Yes. This battery is suitable for Acer AS15B3N and related part numbers including KT.00803.005
and KT.00803.004.

Does this battery fit Acer Predator 15 models?

Yes. This battery is listed for selected Acer Predator 15 models, including G9-591, G9-591R,
G9-592, and G9-593.

Can this battery be used for Acer Predator 17 models?

Yes. This battery is listed for selected Acer Predator 17 models, including G5-793, G9-791,
G9-792, and G9-793.

Does this battery support Acer Predator 17 X and Predator 21 X?

Yes. This battery is listed for Acer Predator 17 X GX-791, Predator 17 X GX-792, and Predator
21 X GX21-71 models.

What voltage is this battery?

This battery has an output voltage of 14.8V. Please compare it with the voltage printed on your
current battery before purchase.

What capacity is this battery?

The battery capacity is 6000mAh / 88Wh.

How many cells does this battery have?

This battery uses an 8-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 Predator 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.