LAPTOP BATTERY FOR DELL INSPIRON 14 14R 14VR 15 15R 17 17R VOSTRO 2421 2521 MR90Y XCMRD
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    • LAPTOP BATTERY FOR DELL INSPIRON 14 14R 14VR 15 15R 17 17R VOSTRO 2421 2521 MR90Y XCMRD
    • LAPTOP BATTERY FOR DELL INSPIRON 14 14R 14VR 15 15R 17 17R VOSTRO 2421 2521 MR90Y XCMRD
    • LAPTOP BATTERY FOR DELL INSPIRON 14 14R 14VR 15 15R 17 17R VOSTRO 2421 2521 MR90Y XCMRD

    LAPTOP BATTERY FOR DELL INSPIRON 14 14R 14VR 15 15R 17 17R VOSTRO 2421 2521 MR90Y XCMRD

    €31.78
    Tax included
    4.4
    Ah
    11.1
    V

    Laptop Battery Dell

    Models: Inspiron 14, 14R, 14VR, 15, 15R, 17, 17R, Vostro 2421, 2521

    P/N: MR90Y, XCMRD

    EAN/GTIN: 8435597412745

    Quantity

    LAPTOP BATTERY DELL INSPIRON 14 14R 14VR 15 15R 17 17R VOSTRO 2421 2521 MR90Y 15, 15R, 17, 17R, Vostro 2421, 2521

    P/N: MR90Y, They are original batteries from the laptop manufacturer, but rather 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 standards. ISO 14001, which guarantees a high level of demand in both manufacturing and environmental management.

    In these batteries, priority is given to:

    • 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 in conditions normal 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

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


    FEATURES


    Specifications

    Voltage:11.10 V
    Capacity:4400 mAh

    Compatible models

    • Dell Inspiron 14 Ins14VD-2308
    • Dell Inspiron 14 Ins14VD-2316
    • Dell Inspiron 14 Ins14VD-2408
    • Dell Inspiron 14 Ins14VD-2418
    • Dell Inspiron 14 Ins14VD-2518
    • Dell Inspiron 14 Ins14VD-A516
    • Dell Inspiron 14 3421
    • Dell Inspiron 14 Ins14VD-2306
    • Dell Inspiron 14R 5421
    • Dell Inspiron 14VR Ins14v-A316
    • Dell Inspiron 15 3521
    • Dell Inspiron 15R 5521
    • Dell Inspiron 17 3721
    • Dell Inspiron 17R 5721
    • Dell Vostro 2421
    • Dell Vostro 2521
    • Dell Inspiron 14(3442)
    • Dell Inspiron 14-3441
    • Dell Inspiron 14R(5421)
    • Dell Inspiron 14R(5437)
    • Dell Inspiron 15(3542)
    • Dell Inspiron 15-3541
    • Dell Inspiron 15-3544
    • Dell Inspiron 15R(5521)
    • Dell Inspiron 17(5737)
    • Dell Inspiron 17R(5737)
    • Dell Inspiron 3543
    • Dell Inspiron 5748
    • Dell Inspiron 5749
    • Dell Inspiron 7447
    • Dell Latitude 3440
    • Dell P28F001
    • Dell Vostro 14 3445
    • Dell Vostro 3446
    • Dell Vostro 3549
    • Dell Inspiron 15R (5537)
    • Dell Inspiron 17 (5748)
    • Dell Inspiron 3441
    • Dell Inspiron 3443
    • Dell P28F
    • Dell P52G001
    • Dell P52G002
    • Dell Vostro 14 3449
    • Dell Vostro 15 3549

    Compatible serial numbers

    • 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 dischargeAutomatic cut-off to protect the cells.
    Protection thermalTemperature monitoring and cut-off.
    Against short circuitsInstant safety response.
    Charging temperature controlStable and safe charging.
    RoHSRestriction of hazardous substances

    Your model is not listed?

    Your laptop may be compatible with this battery even if it is not explicitly listed. 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.

    BATDEMR90

    Data sheet

    Capacity (Ah)
    4.4
    Volts (V)
    11.1