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XJ-D030 4S 40A BMS 12V LifePO4 Li-ion NMC Battery Protection Board
4S BMS

XJ-D030 4S 40A BMS 12V LifePO4 Li-ion NMC Battery Protection Board

This model XJ-D030, 4S 40A, support 4-cell LFP/NMC battery. Common port, the continuous discharge and charge current are the same, 40A. With weak current switch. Discharge overcurrent protection is 600±100A. BMS board size 120*55*6.5mm.

Application to electric power tools and portable power supply...

  • Model XJ-D030
  • Series 4S
  • Current 40A
  • Single Cell Battery Voltage 3.2V/3.7V/4.2V
  • Cell Type NMC/LFP/Lithium
  • Function Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Electrostatic protection, Dust Protection, Moisture Protection
  • Warranty 24 Months
  • Board Size 120*55*6.5MM
  • OEM/ODM Acceptable
  • Application Electric power tools and portable power supply...

XJ-D030 4S 40A BMS, common port, application to LifePO4/Li-ion battery.

Product Name
4S Battery BMS
Size
Length 120mm * Width 55mm * Thickness 6.5mm 
Series
4S
Current
40A
Single Cell Battery Voltage
3.2V / 3.7V / 4.2V
Cell Type
LifePO4/NMC/Lithium
Function
Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Electrostatic protection, Dust Protection, Moisture Protection
Warranty
24 Months

Item Min Typical Max Unite
Battery pack charging voltage 15.4 15.6 V
Charging MOSFET voltage rating 30 V
Discharging MOSFET voltage rating 30 V
Overcharge detection voltage 15.3 15.4 15.5 V
Overcharge detection delay 500 1000 1500 mS
Over-discharge detection voltage 7.1 7.2 7.3 V
Over-discharge detection delay 50 100 200 mS
Battery pack continuous discharge current 40 A
Battery pack continuous charge current 40 A
Discharge overcurrent protection 500 600 700 A
Overcurrent protection delay 3000 5000 7000 mS
Self-consumption 30 40 uA
Recovery from output short-circuit/over-discharge/overcurrent protection Short circuit / over-discharge / over-current protection is removed after the load is disconnected and automatic recovery occurs.
Internal resistance (B- to P-) during normal operation 30
Maximum temperature rise at 40A continuous output current 40

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