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  • $12.41
  • Free 30-day Returns
  • Ships from China.
    Sold by ThermalNest

    Shipped by ThermalNest

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    Meet Your Seller

    AJMRTC 3S 10A BMS 11.1V 12.6V Lithium Battery Charger Protection Board Module for 3.7V 18650 Li-ion LiPo Cells, Overcharge Over-Discharge Overcurrent Short Circuit Protection for DIY 12V Battery Pack

    • - Built-in multi-protection: overcharge, over-discharge, overcurrent and short circuit protection to secure your 3S lithium battery pack
    • - Rated 10A continuous current, designed for 3 series 3.7V 18650 Li-ion / LiPo cells, nominal 11.1V, full charge 12.6V
    • - Compact PCB module, easy to solder and assemble for DIY power supply, small electric devices and portable battery projects
    • - Precise voltage monitoring for each cell, stabilizes charging and discharging to extend lithium battery service life
    • - Stable MOS tube circuit, low internal resistance, reliable performance for daily low and medium power applications
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    Overview
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    Any questions? Our AI mode will help you find out quickly.

    AJMRTC 3S 10A BMS protection board is a dedicated battery management module for 3-series 3.7V 18650 Li-ion and LiPo battery cells. It supports a nominal voltage of 11.1V and maximum charging voltage up to 12.6V. The module adopts high-quality MOSFET chips and precision detection circuits to realize comprehensive safety protection including overcharge, over-discharge, overcurrent and short-circuit protection. It can automatically cut off power when abnormal status occurs, effectively avoid battery damage and safety risks. With compact size and simple wiring design, this BMS board is ideal for DIY 12V battery packs, small lighting systems, portable power equipment and other electronic projects. It stabilizes cell voltage during charge and discharge, balances cell working status and prolongs the overall cycle life of lithium battery packs. Please note that this BMS board is only for 3S lithium battery assembly, do not connect to batteries of other series to avoid damage.


    Specifications
    1. Brand: AJMRTC
    2. Series: 3S (3 cells in series)
    3. Compatible Cell: 3.7V 18650 Li-ion / LiPo battery
    4. Nominal Voltage: 11.1V
    5. Full Charge Voltage: 12.6V
    6. Continuous Current: 10A
    7. Protection Functions: Overcharge, Over-Discharge, Overcurrent, Short Circuit
    8. Board Type: Lithium Battery BMS Charging Protection Module
    9. Application: DIY 12V lithium battery pack, small power electronic projects


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