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    4Pcs 4S 10A Battery Protection Board 14.8V 16.8V 20A Lithium Battery Protection Board BMS PCM Protection PCB Board Overcharge Overdischarge Overcurrent Short Circuit Protection

    • Charging Voltage: 16.8V-17V; Maximum Working Current: 10A; High quality: high-accuracy voltage detection circuit, fine workmanship and durable, effective life greater than 50000 hours; Multiple protection: Overdischarge protection, Overcharge protection, Overcurrent protection, Short circuit protection; P- is the negative electrode for charging and discharging; P+is the positive pole for charging and discharging; Use for variety of capacities and various shapes Massager battery pack, LED lamp backup power supply, solar street lamp battery pack, monitoring backup power supply, etc
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    Technical parameters:
    Model: HXYP-4S-D20
    Size: 35mm * 35mm * 3.6 mm
    Charging voltage: 16.8V -17V
    Overcharge voltage range: 4.25 - 4.35V ± 0.05V
    Overdischarge voltage range: 2.3 - 3.0V ± 0.05V
    Upper limit working current: 10A
    Upper instantaneous current: 20A
    Working temperature: - 40~+50
    Storage conditions: - 40~+80
    Quiescent current: less than 30A
    Effective life: more than 50000 hours
    Internal resistance: less than 100m
    Short circuit protection: It can be protected and needs to be charged for recovery
    Main functions: overcharge protection, over-discharge protection, short circuit protection, over-current protection
    Discharge duration limit: 13A±1A
    Discharge protection current limit: 20A±1A
    Charge limit voltage: 16.8V
    Charge duration limit: 10A±1A
    Charge protection current limit: 15A±1A
    (single section) overcharge voltage: 4.25V ± 0.025V (single section) overcharge release voltage: 4.15V ± 0.08V (single section) overdischarge voltage: 2.7V ± 0.08V (single section) discharge discharge discharge voltage: 3V ± 0.1V
    Overtemperature protection: -10~+70
    Wiring instructions: B+ Battery V+ Positive ( 14.8V ) B1 Connection point between battery 1 and battery 2 ( 3.7V ) B2 Connection point of battery 2 and battery 3 ( 7.4V ) B3 Connection point of battery 3 and battery 4 ( 11.1V ) B- Battery V- Negative (0V) P+ Output/input positive terminal P- Output/input negative terminal
    Note: Lithium battery protection plate cannot be used for lithium iron phosphate batteries, hernia lamps, electric hand drill battery packs, electric fish machine battery packs, electric bicycle battery packs, children's car batteries, motor or products with motor, 1W fish-eye LED lamps When combining battery packs, match the voltage, capacity, and internal resistance of each battery When there is no output voltage, pay attention to charging activation

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