Description
Product Overview
This Acer AP12E3K 28Wh battery is a genuine replacement power source designed specifically for compatible Acer laptop models. Manufactured to meet original equipment specifications.
Specifications
- Battery Type: Lithium-ion
- Capacity: 28Wh
- Voltage: 7.7V
- Condition: Brand new
Compatibility Information
Part Numbers (P/N)
- AP12E3K
- KT.00403.008
- KT00403008
Compatible Models
- Acer Aspire S7-191
When to Replace Your Laptop Battery
| Situation | Description |
|---|---|
| Short Battery Life | Battery drains quickly, lasting less than 1 hour on full charge |
| Swelling/Bulging | Battery case appears swollen or distorted |
| Overheating | Battery becomes unusually hot during use or charging |
| Charging Issues | Battery won’t charge fully or doesn’t hold charge |
| System Warnings | Laptop shows “Consider replacing your battery” or similar alerts |
| Age | Battery is over 2-3 years old with noticeable performance decline |
| Random Shutdowns | Laptop turns off unexpectedly even with charge remaining |
Important Compatibility Note
The compatibility list shown represents only a portion of supported devices. If you don’t see your specific model listed, please leave your laptop model number or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
Shipping & Warranty
- Ships in 1 business day
- 30-day money back guarantee
- 1-year manufacturer warranty
- Free shipping
- In stock – ready to ship




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