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    42Wh WY9DX Laptop Battery Replacement for Dell Latitude 5420 5520 Precision 15 3560 Series P137G P137G001 P104F P104F001 P104F002 RJ40G 01K2CF 075X16 0WK3F1 0M3KCN 005R42 11.4V 3500mAh 3-Cell

    • Specifications: Battery type: Li-ion. Color: Black. Voltage: 11.4V. Capacity:42Wh. Cells:3-Cell.
    • Compatible Part Number: WY9DX RJ40G 01K2CF 075X16 005R42 0WK3F1 0M3KCN
    • Compatible Models: Replacement for Dell Latitude 14 5420 CHKFM FDTCY XPC5H series; Dell Latitude 15 5520 39V1H FPKNM series; Dell Precision 15 3560 3H45Y 4MTF7 758J7 7RV10 F3T9T series.
    • ConnectorBefore placing your order,Please refer to the picture and check it.Because the products produced by different factories will have differences, such as size, cable length, interface, etc.
    • Use SkillsIf the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected.Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
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    Overview
    Specs
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    Specifications

    : Battery
    type: Li-ion.
    Color: Black.
    Voltage: 11.4V.
    Capacity: 42Wh.
    Cells: 3-Cell.
    Compatible Part Number: WY9DX RJ40G 01K2CF 075X16 005R42 0WK3F1 0M3KCN
    Compatible Models: Replacement for Dell Latitude 14 5420 CHKFM FDTCY XPC5H series; Dell Latitude 15 5520 39V1H FPKNM series; Dell Precision 15 3560 3H45Y 4MTF7 758J7 7RV10 F3T9T series.
    ConnectorBefore placing your order, Please refer to the picture and check it. Because the products produced by different factories will have differences, such as size, cable length, interface, etc.
    Use SkillsIf the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
    OEM manufacturers
    Battery front

    Specification:
    Battery type: Li-ion

    Voltage:11.4V

    Capacity: 42Wh/3500mAh

    Condition: 100% New from Manufacturer, Grade A Cell

    Compatible Part Number:

    WY9DX RJ40G 01K2CF 075X16 0WK3F1 0M3KCN 005R42

    Need Attention: If you install the battery, you find that the laptop cannot detect the battery or the battery level cannot be displayed normally. Please check whether the battery cable is installed properly. Sometimes the battery cannot be charged because the cable is not fixed properly.

    Battery measurement surface

    Compatible Model Numbers:( ctrl+f check your laptop model)

    Dell Latitude 14 5420 series
    Dell Latitude 14 5420 CHKFM
    Dell Latitude 14 5420 FDTCY
    Dell Latitude 14 5420 XPC5H
    Dell Latitude 15 5520 series
    Dell Latitude 15 5520 39V1H
    Dell Latitude 15 5520 FPKNM
    Dell Precision 15 3560 series
    Dell Precision 15 3560 3H45Y
    Dell Precision 15 3560 4MTF7
    Dell Precision 15 3560 758J7
    Dell Precision 15 3560 7RV10
    Dell Precision 15 3560 F3T9T
    Dell P137G P137G001 
    Dell P104F P104F001 P104F002

    Attention:

    The Dell laptop models on this product page are compatible with 2 battery models:

    WY9DX (42Wh 3-Cell) , RJ40G(63Wh 4-Cell).

    Please open the back cover of your laptop to check the original battery size and capacity before placing an order. Please scroll down to the list to purchase.

    Install A New Battery

    Install A New Battery:
    1, You need to turn off your laptop and disconnect the power.

    2, Disconnect the connection between the old battery and the motherboard to avoid unnecessary damage caused by disassembling the battery. Then unscrew the old battery screws one by one and carefully save each screw.

    3, Remove the old battery, carefully install the new battery on the battery case, screw in the screw, and connect the wiring of the new battery.

    4, If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you

    The drum pack battery is not usable

    Note:
    1. Do not use it if the battery is damaged and swollen.

    2. Do not disassemble, crush or puncture. Do not dispose of it in fire or water.

    3. If you remove the battery for a long time, charge more than 80% at least one time within one month.

    4. Don't connect the adapter for a long time while using the battery. It may damage the battery.

    5. When using the battery, care should be taken to prevent exposure and moisture.

    laptop battery instruction:

    laptop battery instruction:
    1. First check if the battery is the same size as your original battery after receiving it. When installing the battery, pay attention to whether the battery cable is fixed. If the battery cable is not installed correctly, the battery may not be charged.

    2. If you use the battery for the first time after installing the battery, please do not charge the battery immediately, first use the battery to 10-20%, and then charge the battery, and cycle charging 5-6 times to activate the maximum use of the battery space.

    3. We recommend that you search for battery removal tutorials on the Internet in advance, or seek help from a professional technician. We won't responsible for any damage due to improper operation.

    corporate image
    production environment
    plant environment
    Factory cell room
    product certificate
    Collaborating with multiple transportation companies

    Are you a manufacturer or trade company?
    We are a professional manufacturer on laptop batteries, power adapters/chargers with about 130 employee and have 5 production lines.

    How can we guarantee quality?
    Pre-production sample will test 2 times before mass production; test 2 times on the produce process before packing, and will do 1 time final Inspection before shipment; we have tested 5 times in total to guarantee the quality before shipment.

    What is your RMA policy?
    All the laptop batteries can get free replacement within warranty period.

    What's the warranty service do you offer?
    We offer 12 months warranty for all our products.

    What is your advantage and special service?
    We are original manufacturer for rechargable laptop batteries, power adapter and chargers we mainly supply standard battery and other batteries, OEMservice is also provided. We offer first-hand price and short leadtime.

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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