• $157.99
  • Free 30-day Returns
  • Ships from Hong Kong.
    Price alert
    Shop it at NeweggBusiness.

    Meet Your Seller

    42Wh B31N1842 Laptop Battery Replacement for ASUS VivoBook S15 S531FA S531FL K531FA K531FL X531FA X531FL M513IA M513UA K513EA K513EQ F513EA F513EP S513EA S513EP S513EQ B31N1842 11.52V High performance

    • SPECIFICATION : Model Name: B31N1842 Voltage: 11.52V. Capacity: 42Wh.; Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Condition: 100% New; Battery life: More than 1000 cycles.
    • COMPATIBLE P/N: B31N1842 0B200-03440000
    • Compatible Laptop Models For ASUS VivoBook S15 X513EA X513EP X513EQ X531F X531FA K531F S531F S531FA S531FL V531F V531FA V531FL S5500F S5500FL V5050E V5050EA V5050EA1135 Series
    • NOTE:Please confirm your battery information (use Ctrl + F to search for your battery model or computer model) and computer information before purchasing, especially the appearance of the battery and the direction of the battery interface should be the same as the appearance of our main picture. Since there are many batteries with similar appearance.
    • SECURITY AND WARRANTY: JBERY B31N1842 laptop batteries have passed strict intelligent detection, such as short circuit protection, over voltage protection, discharge protec
    +
    +
    Overview
    Specs
    Reviews
    1Power Wilderness Office2Marathon Presentations3Airport Power4Productive Mobility Compatible Laptop Models For:B31N1842 0B200-03440000Compatible Laptop Models For:For ASUS VivoBook S15 X513EA X513EP Compatible Laptop Models For:S5500FL V5050E V5050EA V5050EA1135 SeriesCompatible Laptop Models For:X513EQ X531F X531 V531FL S5500F Is this battery compatible with my laptop?
    1. Confirm your laptop model number (check the original battery or device label).
    2. Match it with the compatible models listed in our product description
    How long does the battery last on a full charge?
    1. Battery life varies by usage, settings, and laptop model.
    2. Typically offers several hours under normal use.
    3. Reduce background applications and adjust power settings to extend lifespan.
    Whats the best way to charge the laptop battery?
    1. Recharge when the battery level drops to 5-10%.
    2. Avoid completely draining the battery.
    3. Charge in a dry, cool area away from extreme temperatures.
    What should I do when using the battery for the first time?
    1. Fully charge the battery before first use.Turn off the laptop and disconnect the power adapter during installation.
    2. Calibrate the battery by discharging to 5-7% (do not fully drain) and charging to 95%. Repeat 3-4 times for optimal performance.
    How to Check Your Laptop Model? Compatible for Laptop models:Press [Ctrl + F] to search for your type Is this battery compatible with my laptop?
    How long does the battery last on a full charge?
    Whats the best way to charge the laptop battery?
    What should I do when using the battery for the first time?

    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.
    • CONTACT

    Return Policies

    Manufacturer Contact Info

    LOADING...