Description
Product Information
- Item Condition: Brand New
- Color: Black
- Capacity: 3790 mAh / 28 Wh
- Output Voltage (Volts): 7.4 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 AP12E3K,Acer ACES7C,Acer KT00403008,Acer KT.00403.008,
Compatible Laptop Models Series (not all):
Acer Aspire S7 (S7-191)
Ultra-Slim AP12E3K Battery Replacement for Acer Aspire S7-191 (11.6″)
The Acer Aspire S7-191 is a marvel of 11-inch engineering. To maintain its record-breaking thinness and high-resolution performance, you need a power source that meets its exact specifications. Our AP12E3K replacement battery is designed to restore the elite mobility and reliability your flagship S7 deserves.
Product Highlights:
- Perfect OEM Integration: Specifically engineered for the 11.6-inch Acer Aspire S7-191 series, ensuring a 100% fit within the tight internal chassis.
- High-Density 4-Cell Output: Provides 28Wh (3790mAh) of stable 7.4V power, optimized for the unique power rail of Acer’s smallest premium Ultrabook.
- Grade-A Lithium Polymer Cells: Premium cells with zero-cycle performance ensure a longer lifespan and safe charging, even in high-temperature environments.
- Total Safety Suite: Built-in smart chip guards against overcharging, short-circuiting, and voltage surges to protect your high-end hardware.
Technical Specifications:
| Model Number | AP12E3K / ACES7C |
| Voltage | 7.4V |
| Capacity | 28Wh / 3790mAh |
| Cell Type | 4-Cell Li-Polymer |
| Warranty | 12-Month Coverage |
Compatibility Guide:
Fits the following Acer S7 11.6″ Models:
- Acer Aspire S7-191, S7-191-6400, S7-191-6447, S7-191-6640, S7-191-6859
Replacement Part Numbers: AP12E3K, ACES7C, KT.00403.008, KT00403008
Expert Tech Tip: The Acer S7-191 is highly sensitive to voltage variations due to its compact motherboard design. Using a certified AP12E3K replacement with 7.4V output prevents phantom shutdowns and ensures the touch-screen remains responsive even at low battery percentages.
Frequently Asked Questions
Q: My S7-191 won’t turn on unless the power cord is attached. Is the battery dead?
A: Most likely. If the laptop works fine while plugged in but dies immediately upon unplugging, your AP12E3K battery has likely failed. A new 3790mAh replacement will restore its ultra-portable functionality.
Q: How difficult is it to replace the battery in the 11-inch Aspire S7?
A: It is an internal battery requiring the removal of the bottom case. We recommend using a precision screwdriver set. Once installed, our 12-month warranty provides peace of mind for your device’s safety.
Q: Is this battery safe for my high-resolution touch screen model?
A: Absolutely. Our battery is built with high-quality 4-cell architecture specifically to handle the steady power draw required by the S7-191’s premium display and CPU.
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