Description
Product Overview
This Acer AC14B3K 49.7Wh battery is a genuine replacement part designed specifically for compatible Acer laptops. It delivers reliable power and performance for your computing needs.
Specifications
- Battery Type: Lithium-ion
- Voltage: 14.8V
- Capacity: 49.7Wh
- Condition: Brand new
- Warranty: 1 year
Compatible Part Numbers (P/N)
This battery replaces the following part numbers:
- AC14B3K
- KT.00403.032
- KT.00403.040
- KT.00403.041
- KT00403032
- KT00403041
Compatible Models
This battery is compatible with these Acer laptop models:
- Aspire ES1-433, ES1-572
- Aspire R15 (R5-571T, R5-571TG)
- Aspire R5-571T, R5-571TG
- Chromebook 11 C730E
- Spin 1 (SP111-31, SP113-31)
- Spin 3 (SP315-51)
- Spin 5 (SP513-51)
- Swift 3 (SF314-51), Swift SF314-51
- TravelMate B117-M, B117-MP
- TravelMate P238-M
- TravelMate P4 (P459-M, P459-MG)
- TravelMate P449-G2-M, P449-M, P449-MG
- TravelMate P459-G2-M, P459-M, P459-MG
- TravelMate X3 (X349-M)
- TravelMate X349-G2-M, X349-M
Unsure About Compatibility?
We’ve listed many compatible models and part numbers, but there may be additional compatible devices not shown here. If you’re uncertain whether this battery works with your laptop, please leave your specific laptop model or current battery part number in the order notes during checkout. We’ll verify compatibility before shipping.
When Should You Replace Your Laptop Battery?
| Situation | Description |
|---|---|
| Shortened Runtime | Battery lasts significantly less than original capacity, even when fully charged |
| Swelling/Bulging | Battery case appears swollen or distorted – replace immediately for safety |
| Overheating | Battery becomes unusually hot during use or charging |
| Charging Issues | Battery won’t charge fully or charges intermittently |
| System Warnings | Laptop displays “Consider replacing your battery” or similar messages |
| Age | Battery is 2-3 years old with regular use, showing performance degradation |
| Sudden Shutdowns | Laptop turns off unexpectedly even with reported charge remaining |
Estimated Battery Life by Usage
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 4-6 hours |
| Document Editing | 5-7 hours |
| Video Streaming | 3-5 hours |
| Gaming | 1.5-2.5 hours |
| Mixed Use | 4-5 hours |
| Standby/Sleep | Multiple days |
Note: These are conservative estimates for a new battery used with older hardware. Actual battery life may be shorter than when your laptop 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
- Brand new product
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