The 51J0497 battery is a compatible replacement for Lenovo ThinkPad T400s and T410s laptops, with 11.1V and 3900mAh. It is equivalent to 8 part numbers, including 42T4833 and 42T4691. New product, with 3 years warranty and shipping from Spain in 24-48 hours.
Lenovo · 51J0497
51J0497 Battery for Lenovo ThinkPad T400s T410s Laptop - 11.1V 3900mAh 6-Cell Li-Ion
Replacement battery for Lenovo ThinkPad T400s and T410s laptops. New, with 3 years warranty.
3900 mAh and 11.1 V for reliable and long-lasting autonomy.
Equipped with 6 high-quality Li-Ion (Lithium-Ion) cells.
Designed for Lenovo ThinkPad T400s, T410s, and T410si series.
Includes protection circuits against overcharge and over-discharge.
The replacement battery with reference 51J0497 is specifically designed for Lenovo ThinkPad T400s and T410s series laptops. It provides a capacity of 3900 mAh and a voltage of 11.1 V, using 6 Li-Ion technology cells to ensure stable and long-lasting performance.
This component is the ideal solution to replace an exhausted or defective battery, restoring the original autonomy of your equipment. It is compatible with a wide range of part numbers, including 42T4833, 42T4691, and 42T4832, which facilitates its identification and ensures a perfect fit.
Each battery is a new product, verified to meet safety and performance standards. It features protection circuits against overcharge and over-discharge and comes with a 3-year warranty.
This lithium-ion battery is a reliable and economical alternative to the original part, allowing technical services and private users to perform repairs with complete confidence and restore portability to their equipment.
For technical services and users who need to replace the battery of a Lenovo ThinkPad T400s or T410s laptop to restore its autonomy.
| Voltaje | 11.1 V |
|---|---|
| Capacidad | 3900 mAh |
| Energía | 44 Wh |
| Número de Celdas | 6 |
|---|---|
| Tecnología de celdas | Li-Ion |
| Color | Black |
| Marca Compatible | Lenovo |
|---|---|
| Modelos Compatibles | ThinkPad T400s, T410s, T410si |
Always check the part number printed on your original part before ordering; if in doubt, contact us with the exact model of your device.
This battery is compatible with the T410s and T410si series, but not with the standard T410 model, which uses a different battery. To ensure compatibility, check the part number of your original battery. If it matches 51J0497, 42T4833, or any of the other numbers listed on our product page, it will work perfectly for you.
Yes, an initial calibration cycle is recommended. Charge the battery to 100%, let it rest for an hour, then use it until the laptop shuts down due to low battery (approx. 5%). Finally, charge it back to 100% without interruptions. This helps the operating system accurately measure the actual capacity and optimizes its lifespan.
Actual autonomy depends on laptop usage, screen brightness, and running applications. With 3900 mAh and 44 Wh, this battery is designed to offer a duration similar to the original when it was new. You can expect several hours of moderate use, such as web browsing or office work.
The battery has a 3-year warranty for private individuals and 1 year for professionals. If it is not compatible or has any defect, you have 14 days to return it. You can manage the return shipment on your own or request a home pickup for €8.90 in Spain and Portugal, which will be deducted from the refund.
Data sheet
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