646657-421 Battery for HP Laptop - 10.8V 4400mAh 6-Cell Li-Ion
€32.98
Tax included
The 646657-421 battery is a replacement for HP laptops with 10.8 V and 4400 mAh capacity. It is compatible with over 10 part numbers, including HSTNN-LB3B and MT06, and the HP Mini 210-3000 series. It is a new product, with a 3-year warranty and shipping from Spain in 24-48 h.
646657-421
646657-421 Battery for HP Laptop - 10.8V 4400mAh 6-Cell Li-Ion
Replacement battery for HP Mini 210-3000. New product with 3 years warranty.
- 10.8 V / 4400 mAh
- 6-Cell Li-Ion
- New
Key features
-
Precise Capacity
4400 mAh (49 Wh) for reliable and long-lasting autonomy.
-
Specific Voltage
10.8 V, complying with manufacturer specifications for safe operation.
-
Li-Ion Technology
Composed of 6 Lithium-Ion cells for stable performance and no memory effect.
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Wide Compatibility
Valid for the HP Mini 210-3000 series and multiple references such as HSTNN-DB3B and MT06.
Product description
The replacement battery with reference 646657-421 is designed to replace the original battery in HP laptops, such as those in the Mini 210-3000 series. It operates with a voltage of 10.8 V and has a capacity of 4400 mAh (49 Wh), distributed in 6 Li-Ion technology cells, ensuring adequate autonomy for daily and professional use.
This component is an effective solution to restore the portability of your equipment when the original battery has lost capacity or stopped working. It includes overcharge and over-discharge protections to ensure safe charging. As a new product, it comes with a 3-year warranty.
It is essential to verify battery compatibility by comparing the part number of your original battery with the list of compatible references. The same laptop model may use different batteries depending on the factory configuration, so checking the code printed on the part is the surest way to get it right.
Who is this product for?
For technical services and individual users who need to replace an exhausted or defective battery in compatible HP laptops, restoring their autonomy.
Ideal for
- Replacement of an exhausted battery in an HP Mini 210-3000.
- Replacement of an original battery with part number HSTNN-YB3A.
- Having a second battery to extend laptop usage time.
- Repair of a laptop that no longer turns on without being connected to power.
Technical specifications
| Voltage | 10.8 V |
|---|---|
| Capacity | 4400 mAh |
| Energy | 49 Wh |
| Number of Cells | 6 |
|---|---|
| Technology | Li-Ion |
| Color | Black |
Compatibility
Compatible part numbers
- 646657-421
- 646657-251
- 646755-001
- 646757-001
- A2Q96AA
- HSTNN-DB3B
- HSTNN-LB3A
- HSTNN-LB3B
- HSTNN-YB3A
- HSTNN-YB3B
- LV953AA
- MT03
- MT06
- TPN-Q101
- TPN-Q102
Compatible laptop models
- HP Mini 210-3000
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 be sure that this 646657-421 battery is the correct one for my HP laptop?
To confirm compatibility, the most reliable way is to remove the current battery from your laptop and compare the part number printed on it. If it matches 646657-421 or any of the equivalent PNs listed such as HSTNN-DB3B or MT06, this battery is correct. You can also verify that your laptop model, such as the HP Mini 210-3000, is on the list of compatible models.
Is it necessary to calibrate the battery the first time I use it?
Yes, it is recommended. To calibrate the new battery, charge it completely 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 system recognize the battery's real capacity and optimizes its performance.
How many hours of autonomy can I expect from this battery?
Autonomy depends on your laptop's consumption, which varies according to usage (browsing, video), screen brightness, and power settings. With its 4400 mAh (49 Wh), this battery offers a duration similar to the original when it was new. Generally, you can expect between 2 and 4 hours of moderate use, but this value is indicative.
What warranty does it have and what do I do if it doesn't fit or doesn't work?
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 send it on your own or request a home collection for 8.90 € in Spain and Portugal, an amount that will be deducted from the refund. Contact our customer service to start the process.
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-HP58
Data sheet
- CG. Reference
- 646657-421
- CG. Type of piece
- Battery
- CG. State
- New
- CG. Warranty
- 3 years
- CB. Voltage
- 10.8 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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Replacement battery 646657-421 for HP laptops. Offers 10.8V and 4400mAh (49Wh) in 6 Li-Ion cells. Compatible with the HP Mini 210-3000 series and references such as HSTNN-LB3B and MT06. New product, with 3 years warranty.
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