Description
Product Information
- Item Condition: Brand New
- Color: Black
- Capacity: 3270 mAh / 49.7 Wh
- Output Voltage (Volts): 15.2 Volt
- Number of Cells: 4 Cells
- Package Included: 1 x Battery for Acer
- Warranty: 12 Months / 30-Day Return
Compatible Part Numbers (not all):
Acer AC14B3K,Acer KT.00403.030,Acer KT.00403.032,Acer KT.00403.040,Acer KT.00403.041,Acer KT00403030,Acer KT00403032,Acer KT00403041
Compatible Laptop Models Series (not all):
Acer Aspire ES1-433,Acer Aspire ES1-522,Acer Aspire ES1-572,Acer Aspire R15 (R5-571T),Acer Aspire R15 (R5-571TG),Acer Chromebook 11 (C730E),Acer Spin 1 (SP111-31),Acer Spin 1 (SP113-31),Acer Spin 3 (SP315-51),Acer Spin 5 (SP513-51),Acer Swift 3 (SF314-51),Acer TMP449-G3-M,Acer TravelMate B1 (TMB117-M),Acer TravelMate B1 (TMB117-MP),Acer TravelMate P2 (P238-M),Acer TravelMate P4 (P449-G2-M),Acer TravelMate P4 (P449-G2-MG),Acer TravelMate P4 (P449-M),Acer TravelMate P4 (P449-MG),Acer TravelMate P4 (P459-G2-M),Acer TravelMate P4 (P459-G2-MG),Acer TravelMate P4 (P459-M),Acer TravelMate P4 (P459-MG),Acer TravelMate X3 (TMX349-G2-M),Acer TravelMate X3 (TMX349-M)
High-Capacity AC14B3K Battery Replacement for Acer Spin, Swift, & TravelMate Series
Empower your daily productivity with our premium Acer AC14B3K replacement battery. Specifically engineered for modern Acer Ultrabooks and Chromebooks, this 49.7Wh high-energy density battery ensures you have the power to stay creative and connected, whether you’re in the office, a classroom, or on the move.
Why Choose Our AC14B3K Battery?
- Multi-Series Compatibility: One reliable solution for a wide range of models, including the Acer Spin 3, Spin 5, Swift 3, and the robust TravelMate P4 series.
- Enhanced 4-Cell Performance: Featuring 15.2V and 3270mAh (49.7Wh) of power, our Grade-A cells deliver consistent voltage and stable runtimes for demanding multitasking.
- Superior Safety Standards: Equipped with an intelligent protection circuit to prevent overcharging, short-circuiting, and voltage surges, ensuring your laptop’s longevity.
- Certified Quality: 100% Brand New and zero-cycle, designed to meet or exceed original OEM specifications for a perfect fit and finish.
Technical Specifications:
| Part Number | AC14B3K |
| Voltage | 15.2V |
| Capacity | 49.7Wh / 3270mAh |
| Cell Composition | 4-Cell Li-ion |
| Warranty | 12-Month Coverage |
Comprehensive Compatibility List:
Compatible Part Numbers: Acer AC14B3K, KT.00403.030, KT.00403.032, KT.00403.040, KT.00403.041, KT00403030, KT00403032, KT00403041
Fits Popular Acer Models:
- Acer Spin Series: Spin 1 (SP111-31, SP113-31), Spin 3 (SP315-51), Spin 5 (SP513-51)
- Acer Swift Series: Swift 3 (SF314-51)
- Acer TravelMate Series: P238-M, P449-G2, P459-M, X349-G2-M, B117-M
- Acer Aspire Series: ES1-433, ES1-522, ES1-572, R15 (R5-571T/TG)
- Acer Chromebook: Chromebook 11 (C730E)
Expert Advice: The AC14B3K is a versatile battery used in many 2-in-1 and slim laptops. When searching for an Acer Spin 5 or Swift 3 battery replacement, always verify that your original battery is 15.2V to ensure peak system stability and performance.
Questions & Answers for AC14B3K Battery
Q: My Acer Spin 3 (SP315-51) battery is plugged in but not charging. Is it time for a replacement?
A: If your system reports “Plugged in, not charging” or the battery percentage stays static, the internal cells have likely degraded. A new AC14B3K replacement battery can resolve these charging issues and restore full portability.
Q: Will this battery fit my Acer TravelMate P449?
A: Yes! The AC14B3K is the primary battery model for the TravelMate P449 and P459 series. It is a direct fit for both the G2 and standard versions of these models.
Q: How long does the 49.7Wh battery typically last?
A: Runtime varies by laptop usage, but our 3270mAh high-capacity cells are designed to provide comparable performance to your original Acer battery, often lasting 4-7 hours depending on your power settings.







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