Laptop Battery for ASUS VIVOBOOK 14 F412DA F412DK F412FA F412FJ B21N1818-2 7.7V

Name: Laptop Battery for ASUS VIVOBOOK 14 F412DA F412DK F412FA F412FJ B21N1818-2 7.7V
Brand: INNPO EU
SKU: BAT2511
Price: 24.86 EUR
Availability: InStock

€24.86

Tax included

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4.16
Ah

7.7
V

Laptop battery Asus

Models: VivoBook A512UF, F512DA, K512FA, R409FA, S409JA

P/N: B21N1818-2

EAN/GTIN: 8445524009191

Laptop battery ASUS VIVOBOOK 14 F412DA F412DK F412FA F412FJ B21N1818-2 7.7V

Laptop battery Asus

Models: VivoBook A512UF, F512DA, K512FA, R409FA, S409JA

P/N: B21N1818-2

High quality compatible laptop batteries

These compatible laptop batteries are designed to offer performance equivalent to that of the original battery, maintaining autonomy, stability and safety in daily use.

They are not original batteries from the laptop manufacturer, but compatible batteries developed under demanding technical standards, which allows us to offer an excellent quality/price ratio without compromising the operation of the equipment.

Why choose a quality compatible battery

A well-designed compatible battery not only reduces cost, but can offer completely reliable performance if it meets the appropriate parameters.

These batteries are manufactured under certified quality control processes in accordance with ISO 9001 and ISO 14001 standards, which guarantees a high level of demand in both manufacturing and production. environmental management.

These batteries prioritize:

Real compatibility with the equipment
Stability in charging and discharging
Integrated electronic protections
Optimized useful life

This allows a safe and efficient user experience, comparable to the original battery under normal conditions of use.

What you should check before buying

To ensure that you choose the correct battery, it is important to verify the following data:

Original reference of the battery
Exact model of the laptop
Voltage (V) and capacity (mAh or Wh)
Shape and type of connector

On each product sheet you will find a list of compatible models and equivalent references to facilitate identification.

FEATURES

Specifications

Voltage:	7.70 V
Capacity:	32 Wh

Compatible models

Asus VivoBook 14 R424D
Asus VivoBook 14 R424DA
Asus VivoBook 14 R424F
Asus VivoBook 14 R424FA
Asus VivoBook 14 F412
Asus VivoBook Asus VivoBook 14 F412FJ F412FL
Asus VivoBook 14 F412U
Asus VivoBook 14 F412UA
Asus VivoBook 14 A412
Asus VivoBook 14 A412D
Asus VivoBook 14 A412DA
Asus VivoBook 14 A412DK
Asus VivoBook 14 A412F
Asus VivoBook 14 A412FA
Asus VivoBook 14 A412FL
Asus VivoBook 14 A412FJ
Asus VivoBook 14 A412U
Asus VivoBook 14 A412UA
Asus A416
Asus A416J
Asus A416JA
Asus A516
Asus A516E
Asus A516J
Asus A516JA
Asus A516M
Asus A516MA
Asus D415
Asus D415D
Asus D415DA
Asus D415U
Asus D415UA
Asus D515
Asus D515D
Asus D515DA
Asus D515U
Asus D515UA
Asus E415
Asus E415D
Asus E415DA
Asus F415
Asus F415E
Asus F415EA
Asus F415F
Asus F415FA
Asus F415J
Asus F415JA
Asus F415M
Asus F415MA
Asus F515
Asus F515E
Asus F515EA
Asus F515J
Asus F515JA
Asus F515JP
Asus F515M
Asus F515MA
Asus F1400
Asus F1400E
Asus F1400EA
Asus F1500
Asus F1500E
Asus F1500EA
Asus VivoBook 14 X412
Asus VivoBook 14 X412D
Asus VivoBook 14 X412FJ
Asus VivoBook 14 X412FL
Asus VivoBook 14 X412U
Asus VivoBook 14
Asus VivoBook 14 S14 S412DA
Asus VivoBook S14 S412DK
Asus VivoBook S14 S412U
Asus VivoBook S14 S412UA
Asus Y4200
Asus Y5200F

Serial numberscompatible

Not specified

Attention

Before purchasing, please make sure that the battery you need is the one we advertise. To avoid errors and returns, compare your laptop battery with the one shown in the photographs. In some cases they may match the P/N number and not physically match.

This laptop battery is compatible with the indicated models (and more). You can see the complete model of your laptop located below it. If you cannot find the model of your laptop or do not know which battery is compatible, please ask and we will be happy to inform you.

Electronic protections

Against deep discharge	Automatic cut-off to protect the cells.
Protection thermal	Temperature monitoring and cut-off.
Against short circuits	Instant safety response.
Charging temperature control	Stable and safe charging.
RoHS	Restriction of hazardous substances

Your model is not listed?

It is possible that your laptop is compatible with this battery even if it does not appear explicitly in the list. This may occur because some manufacturers use the same battery in different models or variants.

In this case, it is recommended to check the following:

The reference of the original battery matches one of those indicated
The voltage is exactly the same (critical data)
The connector and shape are identical
The dimensions are compatible with the laptop housing

If these points coincide, it is very It is likely that the battery is compatible with the device, even if the model is not listed.

In case of doubt, it is advisable to verify compatibility before making the purchase to avoid errors.

Real advantages when replacing the battery

Recovers autonomy
Allows you to use the laptop again without constantly depending on the charger.
Stable operation
Avoid shutdowns unexpected events and improves equipment performance.
Longer lifespan
Reduces the need for frequent replacements.
Easy installation
In most cases, replacement is quick and does not require advanced technical knowledge.

Compatibility: the key point

Compatibility is the most important aspect when choosing a laptop battery. Therefore, in this sheet you will find all the compatible references and equivalent models associated with this product.

Choosing correctly guarantees proper operation and avoids problems during installation or use.

Recommendations for replacing the battery

Replacing the battery of a laptop is a simple process in most cases, but it is important to follow a series of recommendations to guarantee a correct and safe installation.

Before installation

Turn off the laptop completely (not in sleep mode)
Disconnect the charger and any peripherals
Work on a clean, dry surface free of static electricity

During replacement

Handle the battery with care, avoiding bumps or deformations
Do not force connectors or parts
Make sure that the connector fits correctly in its position
Check that the battery is securely fixed in its housing

First use of the battery

To optimize performance and useful life, it is recommended to perform a complete initial charging cycle:

Charge the battery to 100% before first use
Use the laptop until the charge is reduced to approximately 10-15%
Recharge fully

This process helps to correctly calibrate the laptop's power management system.

Tips to extend battery life

Avoid frequent full discharges (0%)
Do not keep the battery constantly at 100% for long periods
Avoid prolonged exposure to high temperatures
Always use compatible chargers that are in good condition

Important

If during installation you detect that the battery does not fit correctly or the connector does not match exactly, the installation should not be forced. In that case, it is advisable to check the compatibility before continuing.

Reference BAT2511

Data sheet

Capacity (Ah): 4.16
Volts (V): 7.7

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