Description
Product Overview
This Acer AP16M4J 37Wh battery is a genuine replacement part designed specifically for compatible Acer laptops. It delivers reliable power and extended runtime for your mobile computing needs.
Specifications
- Part Number: AP16M4J
- Voltage: 11.4V
- Capacity: 37Wh
- Chemistry: Lithium-ion
- Condition: Brand New
Compatible Part Numbers (P/N)
This battery replaces the following Acer part numbers:
- AP16M4J
- AP16M5J
- KT.00204.008
- KT.00204.009
- KT.00205.004
- KT.00205.005
- KT.00205.006
- KT.00205.007
- KT00204009
- KT00205004
- KT00205008
Compatible Laptop Models
This battery is compatible with these Acer laptop series:
- Acer Aspire 1 (A111, A114, A115 series)
- Acer Aspire 3 (A311, A314, A315, A317 series)
- Acer Aspire Spin (A317 series)
- Acer Extensa (EX215 series)
- Acer Spin 1 (SP111, SP114 series)
- Acer Swift 5 (SF514 series)
- Acer TravelMate (TMB311, TMP614 series)
- Acer TravelMate B118 series
- Acer TravelMate Spin B3 (B311 series)
Compatibility Note
The compatible part numbers and laptop models listed are not exhaustive. If you don’t see your specific model or part number listed, please leave your laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
When to Replace Your Laptop Battery
Consider replacing your battery if you experience any of these common symptoms:
| Symptom | Description |
|---|---|
| Short Battery Life | Battery drains quickly even after full charge, lasting significantly less than original capacity |
| Swelling/Bulging | Battery case appears swollen or distorted, which can damage your laptop |
| Charging Issues | Battery won’t charge fully, charges intermittently, or doesn’t recognize charger |
| Unexpected Shutdowns | Laptop turns off suddenly even when battery indicator shows remaining charge |
| Overheating | Battery becomes unusually hot during use or charging |
| Age | Battery is 2-3 years old with noticeable performance degradation |
| System Warnings | Operating system displays “Replace Battery” or similar warnings |
| Not Detected | Laptop doesn’t recognize the battery or shows “No Battery Detected” |
Purchase Benefits
- One Business Day Shipping
- 30-Day Money Back Guarantee
- 1-Year Manufacturer Warranty
- In Stock – Ready to Ship
- Brand New Product
- Free Shipping

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