The 312-9955 battery is a replacement for Dell Latitude laptops with a capacity of 4400 mAh and 11.1V. It is compatible with models such as the E4300 and E4400, and with 7 equivalent part numbers. It is a new product, with a 3-year warranty and shipping from Spain in 24-48 h.
312-9955
312-9955 Battery for Dell Latitude Laptop - 11.1V 4400mAh 6-Cell Li-Ion
New replacement battery, compatible with Dell Latitude E4300 and E4400. 3-year warranty.
4400 mAh (49 Wh) capacity and 11.1 V nominal voltage.
Equipped with 6 Lithium-Ion (Li-Ion) cells for stable performance.
Includes protection circuits against overcharge and over-discharge.
Designed for Dell Latitude E4300, E4300n, E4320, and E4400 series.
The replacement battery with reference 312-9955 is the ideal solution to restore the autonomy of Dell Latitude laptops. Designed with a capacity of 4400 mAh (49 Wh) and a voltage of 11.1 V, this battery uses 6 Li-Ion technology cells to offer reliable and long-lasting performance.
It is a new component, verified to ensure maximum compatibility with the indicated equipment and hassle-free installation. It includes the necessary protection circuits against overcharge and over-discharge, guaranteeing equipment safety.
This product comes with a 3-year warranty and is shipped from our warehouse in Spain, making it a perfect option for technical services and users looking for a quality repair.
This battery is a direct alternative to multiple original Dell references, such as U817P or W8H5Y. Before placing the order, it is recommended to verify the part number of your original battery to confirm compatibility.
For technical services and individual users who need to replace an exhausted or defective battery in compatible Dell Latitude laptops.
| Capacidad | 4400 mAh |
|---|---|
| Energía | 49 Wh |
| Voltaje | 11.1 V |
| Número de celdas | 6 |
|---|---|
| Tecnología | Li-Ion |
| Color | Black |
| Protección contra sobrecarga | Yes |
|---|---|
| Protección contra sobredescarga | Yes |
Always check the part number printed on your original part before ordering; if in doubt, contact us with the exact model of your device.
To ensure compatibility, the most reliable way is to compare the part number (P/N) of your original battery with those on our list, such as '312-9955', 'U817P', or 'XX337'. You can also check if your laptop model, for example, 'Dell Latitude E4300', is on the list of compatible models. If the codes match, the battery will work perfectly.
Yes, it is recommended. To calibrate it, charge the battery to 100% with the laptop turned off. Then, turn it on and use it with the battery until it is completely depleted and the device turns off. Finally, charge it back to 100% without interruptions. This process helps the operating system display the real charge level.
The battery has a 3-year warranty for private customers (1 year for professionals). If upon receipt it is not compatible or does not work, you have 14 days to return it. You can manage the return shipping on your own or request a home pickup for 8.90 € in Spain and Portugal, which will be deducted from the refund.
All our shipments are made from Spain. For orders in Spain and Portugal, the delivery time is 24-48 working hours. For other EU destinations, such as France or Germany, the delivery time may vary between 2 and 5 working days, depending on the country.
Data sheet
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