Description
Product Overview
This Acer AP16A4K 42Wh battery is a genuine replacement part designed specifically for compatible Acer laptop models. It delivers reliable power and performance for your mobile computing needs.
Specifications
- Voltage: 7.7V
- Capacity: 42Wh
- Chemistry: Lithium-ion
- Condition: Brand new
Compatible Part Numbers (P/N)
- AP16A4K
- KT.00304.007
Compatible Models
- Acer Aspire One Cloudbook AO1-132
- Acer Aspire One Cloudbook AO1-132-C9M9
- Acer Aspire One Cloudbook AO1-132-N14N/W
- Acer Swift 1 (SF113-31)
- Acer Swift 1 (SF113-31-C3MA)
- Acer Swift 1 (SF113-31-C534)
- Acer Swift 1 (SF113-31-P4MS)
- Acer Swift 1 (SF113-31-P5CK)
When to Consider Battery Replacement
| Symptom | Description |
|---|---|
| Short Battery Life | Laptop powers off quickly after unplugging, lasting significantly less than original runtime |
| Swelling/Bulging | Battery case appears expanded or distorted, causing trackpad/keyboard lifting |
| Charging Issues | Battery won’t hold charge, charges intermittently, or doesn’t charge beyond certain percentage |
| System Warnings | Operating system displays “Replace Battery” or “Battery Health: Service Recommended” alerts |
| Age Factor | Battery is 2-3 years old with noticeable performance degradation |
| Random Shutdowns | Laptop turns off unexpectedly even when battery indicator shows remaining charge |
Compatibility Note
The compatible part numbers and models listed represent our current inventory. Many additional compatible models exist. If you don’t see your specific model listed, please leave your laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
Shipping & Warranty
- Ships within one business day
- 30-day money back guarantee
- 1-year manufacturer warranty
- In stock – ready to ship
- Brand new product
- Free shipping included




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