Description
Product Overview
This genuine Acer AP12E3K 28Wh battery is designed as a direct replacement for your original equipment. Manufactured to meet strict quality standards, this battery ensures reliable performance for your compatible Acer devices.
Specifications
- Battery Type: Lithium-Ion
- Capacity: 28Wh
- Voltage: 7.7V
- Condition: Brand New
- Warranty: 1 Year
Compatibility Information
Part Number P/N
- Acer AP12E3K
- Acer KT.00403.008
- Acer KT00403008
Model Compatibility
- Acer Aspire S7-191
Note: The compatibility list above is not exhaustive. If you don’t see your specific model or part number listed, please leave your device model or battery part number in the order notes during checkout. We will verify compatibility before shipping.
When to Replace Your Battery
Consider replacing your laptop battery if you notice any of these common signs:
| Symptom | Description | Recommended Action |
|---|---|---|
| Short Battery Life | Battery drains significantly faster than when new, lasting less than 1-2 hours | Replace battery |
| Swelling/Bulging | Battery case appears swollen or distorted | Replace immediately for safety |
| Overheating | Battery becomes unusually hot during use or charging | Replace battery |
| Charging Issues | Battery won’t hold charge or charges intermittently | Replace battery |
| System Warnings | Laptop shows “Consider replacing your battery” or similar messages | Replace battery |
| Age | Battery is 2-3 years old with regular use | Consider replacement |
Estimated Battery Life
Based on 28Wh capacity, here are conservative estimates for typical usage scenarios:
| Usage Scenario | Estimated Runtime | Power Consumption Level |
|---|---|---|
| Web Browsing & Email | 3-4 hours | Low to Moderate |
| Document Editing | 4-5 hours | Low |
| Video Streaming | 2-3 hours | Moderate to High |
| Gaming | 1-2 hours | High |
| Standby/Sleep Mode | 20-30 hours | Very Low |
Important Note: These are conservative estimates for a new battery used with older hardware. Actual battery life may be shorter than when your device was new due to increased power demands from software updates and natural hardware aging.
Shipping & Warranty
- Ships within 1 business day
- 30-day money back guarantee
- 1-year manufacturer warranty
- In stock – ready to ship
- Free shipping included
- 100% brand new product
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