Description
Product Information
- Item Condition: Brand New
- Color: Black
- Capacity:5400 mAh / 41.04 Wh
- Output Voltage (Volts): 7.6 Volts
- Number of Cells:2 Cells
- Package Included: 1 x Battery for Medion
- Warranty: 12 Months / 30-Day Return
Compatible Part Numbers (not all):
Medion 40067936
Medion 3786128
Medion B9844204740001
Medion XS1XG…
Compatible Model Series (partial list):
Emdoor NS14G,Emdoor NS14GR,Emdoor YS13G,Medion Akoya E3221,Medion Akoya E3222,Medion Akoya E3223,Medion Akoya E3224,Medion Akoya E4251,Medion Akoya E4253,Medion Akoya E4254,Medion Akoya E4525…
Premium 41.04Wh 3786128 Battery (Long Version) for Medion Akoya
Restore the long-lasting mobility of your laptop with the 3786128 high-density replacement battery. This “Long” form factor is precision-engineered for the Medion Akoya E3221, E3222, E4251, and E4254 series. Whether you are using your device in laptop mode for productivity or tablet mode for entertainment, this 7.6V battery provides the stable power flow required by modern ultra-slim chassis.
Technical Specifications
| Part Number | 3786128 / 40067936 / XS1XG / B9844204740001 |
| Voltage | 7.6 Volts |
| Capacity | 5400 mAh / 41.04 Wh |
| Cell Configuration | 2-Cell High-Density Li-Polymer |
| Condition | Brand New |
| Warranty | 12 Months / 30-Day Return |
Verified Multi-Device Compatibility
Engineered for Medion Akoya and Emdoor-based laptop platforms:
Medion Akoya E-Series:
- Akoya E3221 / E3222
- Akoya E3223 / E3224
- Akoya E4251 / E4253 / E4254
- Akoya E4525 Series
- Fits MSN: 40067936
OEM Chassis Platform:
- Emdoor NS14G / NS14GR
- Emdoor YS13G Series
Why Choose This Battery?
- Form Factor Precision: This is the “Long” version of the 3786128, specifically designed to fit the internal mounting points of the E3222 and E4251 models perfectly.
- Smart BMS Integration: Integrated protection board ensures the battery communicates correctly with Medion’s power management for accurate percentage display.
- Grade-A Polymer Cells: Premium cells ensure low self-discharge and high energy density, maintaining capacity over hundreds of cycles.
- Multi-Layer Safety Shield: Protects against over-charge, over-discharge, overheating, and short-circuits.
Frequently Asked Questions
Q: How do I know if I need the “Long” or “Short” version?
A: Please compare the physical length and connector position of your original battery with our product images. The Long version is typically found in E3222 and E4251 models.
Q: Is this battery compatible with the Akoya E4251?
A: Yes, this is the standard internal replacement battery for the Medion Akoya E4251 series.
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