3X021 Battery for Dell Latitude Laptop - 11.1V 4400mAh 49Wh 6-Cell Li-Ion
€24.99
Tax included
The 3X021 battery is a lithium-ion replacement for Dell Latitude laptops with 11.1V and 4400mAh (49Wh). Compatible with models such as E4300, E4320 and part numbers U817P, W8H5Y, among others. It is a new product, with a 3-year warranty and shipping from Spain in 24-48 h.
3X021
3X021 Battery for Dell Latitude Laptop - 11.1V 4400mAh 49Wh 6-Cell Li-Ion
New Li-Ion replacement battery, with 3 years warranty and shipping from Spain.
- 11.1V 4400mAh (49Wh)
- 6 Li-Ion Cells
- New
Key features
-
Capacity
4400 mAh (49 Wh) for autonomy equivalent to the original.
-
Nominal Voltage
11.1V, also compatible with 10.8V systems.
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Technology
6 Lithium-Ion (Li-Ion) cells with no memory effect.
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Integrated Protection
Safety circuits against overcharge and over-discharge.
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Guaranteed Compatibility
Designed for Dell Latitude E4300 and E4400 series laptops.
Product description
The Dell laptop battery with reference 3X021 is a replacement part designed to offer reliable and safe autonomy. It operates at a voltage of 11.1V and has a capacity of 4400mAh (49Wh), distributed in 6 Li-Ion technology cells. This component incorporates protection circuits against overcharge and over-discharge, ensuring the safety of both the equipment and the user.
It is the ideal solution to replace an exhausted battery or one that has lost its original charging capacity. It is compatible with a wide range of Dell Latitude series laptops, including models E4300, E4300n, E4320, and E4400. It is a completely new product, checked in our technical service to ensure its correct functioning and ready for installation.
For optimal performance, it is recommended to perform a full charge cycle (up to 100%) and discharge cycle (down to 10-15%) during the first uses. This calibration process helps the laptop's operating system recognize the actual capacity of the new battery and display the charge percentage accurately.
Who is this product for?
For technical services and individual users who need to replace an exhausted or defective battery in compatible Dell Latitude laptops.
Ideal for
- Battery replacement in Dell Latitude E4300
- Restore autonomy to a Dell Latitude E4320 laptop
- Repair of a Dell Latitude E4400 that does not charge
- Preventive replacement of battery with exhausted charge cycles
Technical specifications
| Voltaje | 11.1 V |
|---|---|
| Capacidad | 4400 mAh |
| Energía | 49 Wh |
| Cell technology | Li-Ion |
|---|---|
| Number of cells | 6 |
| Color | Black |
| Overcharge protection | Yes |
|---|---|
| Over-discharge protection | Yes |
Compatibility
Compatible part numbers
- 3X021
- U817P
- W8H5Y
- X855G
- XX327
- XX337
- YP459
- YP463
Compatible laptop models
- Dell Latitude E4300
- Dell Latitude E4300n
- Dell Latitude E4320
- Dell Latitude E4400
Always check the part number printed on your original part before ordering; if in doubt, contact us with the exact model of your device.
Frequently asked questions
How can I ensure this 3X021 battery is the correct one for my Dell laptop?
The safest way is to remove the current battery from your laptop and check the part number printed on the label. If it matches '3X021' or any of the compatible part numbers listed (such as U817P, W8H5Y, etc.), this battery is correct. You can also check if your laptop model is on our compatibility list, such as the Dell Latitude E4300.
Is it necessary to calibrate the battery the first time I use it?
Yes, it is highly recommended. To calibrate it, install the battery and charge it completely to 100% without interruptions. Then, use the laptop with the battery until it is fully discharged and the computer turns off. Finally, charge it back to 100%. This initial cycle helps synchronize the battery with your laptop's power management system.
What warranty does this battery have and what do I do if it doesn't work or fit?
We offer a 3-year warranty for private customers and 1 year for professionals. If the battery is not compatible or has any defect, 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.
How long does it take for the order to arrive at my address?
All our shipments are made from Spain. For orders in Spain and Portugal, the delivery time is 24 to 48 working hours. For France, 48 to 72 hours, and for Germany, 48 to 96 hours. For the rest of the European Union, the period is 2 to 5 working days.
Warranty, returns and shipping
- Warranty: 3-year warranty (1 year for business customers)
- Returns: 14-day returns (ship it yourself or €8.90 home pickup in Spain and Portugal)
- Shipping: EU delivery 48-120 h
- Condition: New
BAT-DE27
Data sheet
- CG. Reference
- BAT-DE27
- CG. Type of piece
- Portable computer battery
- CG. China
- GreenCell
- CG. State
- New
- CG. Warranty
- 3 years
- CB. Voltage
- 11.1 V
- CB. Number of cells
- 6
- CB. Cell technology
- Li-Ion
- CB. Color
- Black
- CB. Capacity
- 4400 mAh
- CB. Overload protection
- Yeah.
Yes
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3X021 replacement battery for Dell Latitude laptops. Offers 11.1V and a capacity of 4400mAh (49Wh) with 6 Li-Ion cells. Compatible with E4300, E4400 series and more. New product with 3 years warranty and fast shipping.
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