The HW900 battery is a replacement for Dell Latitude laptops with 11.1V and 49Wh capacity. It is compatible with models such as E4300 and E4400, and part numbers like U817P and W8H5Y. New product, with 3 years warranty and shipping from Spain in 24-48 h.
HW900
HW900 Battery for Dell Latitude E4300 / E4400 Laptop - 11.1V 4400mAh 6-Cell Li-Ion
New replacement battery, with 6 Li-Ion cells, 49Wh capacity and 3 years warranty.
4400 mAh / 49 Wh, for extended battery life.
11.1 V, also compatible with 10.8 V systems.
6 Lithium-Ion (Li-Ion) cells with no memory effect.
Designed for Dell Latitude E4300, E4320 and E4400 series.
This replacement battery with reference HW900 is designed to restore the battery life of Dell Latitude laptops. With a capacity of 4400 mAh (49 Wh) and a voltage of 11.1 V, it is the ideal solution to replace an exhausted or defective original battery. It is built with 6 Li-Ion technology cells, ensuring stable and safe performance.
It is a new component, subjected to quality controls to ensure its correct functioning and durability. It includes protection circuits against overcharge and over-discharge, key elements for equipment safety. Before making the purchase, it is recommended to verify the part number of your original battery to confirm compatibility.
To ensure 100% compatibility, remove the battery from your laptop and compare the part number printed on the label with those listed on this product page. Identical laptop models may use different batteries depending on the factory configuration.
For technical services and individual users who need to replace an exhausted or defective battery in compatible Dell Latitude laptops.
| Voltaje | 11.1 V |
|---|---|
| Capacidad | 4400 mAh |
| Energía | 49 Wh |
| Tecnología de celdas | Li-Ion |
| Número de celdas | 6 |
| Marca compatible | Dell |
|---|---|
| Series compatibles | Latitude E4300, E4300n, E4320, E4400 |
| Color | Black |
| Estado | New |
Always check the part number printed on your original part before ordering; if in doubt, contact us with the exact model of your device.
The most reliable way is to turn off the laptop, remove the battery, and look for the part number on its label. If it matches HW900 or any of the compatible part numbers listed on our product page (such as U817P or W8H5Y), compatibility is assured. You can also check if your laptop model, such as 'Latitude E4300', is on the list of compatible models.
Yes, it is highly recommended. To calibrate it, charge the battery to 100% with the laptop turned off. Then, turn it on and use it normally until it is completely depleted and the device turns off by itself. Finally, charge it back to 100% without interruptions. This process helps the system recognize the battery's real capacity and display accurate charge percentages.
We offer a 3-year warranty for private customers and 1 year for professionals. If the battery is not compatible or you simply change your mind, you have 14 days to return it from the date of receipt. You can arrange the return shipment yourself or request a home collection for €8.90, which will be deducted from the refund (service available in Spain and Portugal).
All orders are prepared and shipped from our warehouse in Spain. For Spain and Portugal, the delivery time is 24-48 working hours. For other EU destinations, such as France or Germany, the delivery time is usually 2 to 5 working days, depending on the country.
Battery life depends on laptop usage (screen brightness, running programs, WiFi/Bluetooth connectivity). With 49Wh capacity, you can expect a duration similar to that of the original battery when it was new. Generally, this translates to several hours of office use or web browsing.
Data sheet
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