High Quality 11.1V 4850mAh ACER AP12A3I Battery For Acer Aspire M3 M5 Timeline Ultra M3 M5 U M5-481TG-6814

Do you want to buy a cheap ACER AP12A3I Compatible battery? We offer you a cheap ACER AP12A3I Compatible battery - an incredibly high quality Compatible battery! All ACER AP12A3I are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test!

✔ Battery for AP12A3I Ships to Singapore

Product Overview

This battery is suitable as a replacement battery for Acer Aspire M3 M5 Timeline Ultra M3 M5 U M5-481TG-6814 battery and ACER AP12A3I model.

High capacity ACER AP12A3I battery for longer standby time.

The battery is professionally tested to ensure the best lifespan.

1 year warranty, 30 days money back, 100% brand new!

Battery capacity (mAh/A/W) may be different; the more mAh/A/W it displays, the higher its autonomy.

Safety certified CE / FCC / RoHS.

Key Features

• High‑capacity design with 4850mAh for extended device runtime.
• Stable 11.1V output ensures consistent performance during daily use.
• Built with high‑quality lithium‑ion cells for improved durability and long cycle life.
• Advanced protection system including overcharge, over‑discharge, overheat, and short‑circuit safeguards.
• Optimized for reliable performance in warm and humid environments.
• Lightweight and compact design for easy installation and device compatibility.

Technical Specifications

Model	AP12A3I
Battery Condition	Brand New Replacement Battery
Item Code	ACE19M489
Category	Laptop Batteries
Brand	ACER
Capacity	4850mAh
Voltage	11.1V
Type	Li-ion
Color	Black
Applies to	Acer Aspire M3 M5 Timeline Ultra M3 M5 U M5-481TG-6814
Certification	Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service	Buy now, we promise a one-year warranty and 30-day returns

Compatible Models

Replacement Part Numbers:

• KT.00303.002
• BT.00304.011
• AP12A3i
• AP12A4i
• 3ICP7/67/90

Compatible Models：

For Acer
Aspire M3 Series
Aspire Timeline Ultra M3 Series
Timeline Ultra M3 Series
Aspire M5 Series
Aspire Timeline Ultra M5 Series
Timeline Ultra M5 Series
Aspire Timeline U M3-581TG-72634G25Mnkk
Aspire Timeline U M5-481TG-6814 (M5-481) (M5-581)

* Please make sure that the replacement battery you are buying is suitable for your device brand and model.

Battery Care & Maintenance

• Store the battery in a cool, dry environment to maintain long‑term performance.
• Avoid exposing the battery to excessive heat or direct sunlight, especially in warm and humid climates.
• Use compatible ACER chargers or certified charging accessories to ensure safe and efficient charging.
• Avoid frequent full discharges; partial charge cycles help extend overall battery lifespan.
• If the battery will not be used for an extended period, keep it at around 40–60% charge before storage.
• Clean the battery contacts periodically with a dry cloth to maintain stable power delivery.
• Do not puncture, crush, or expose the battery to water or high humidity.

Frequently Asked Questions