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XJ-D545 3S/4S 50A-100A BMS 12V with Balance NTC Battery Balance LifePO4/Li-ion/Sodium-ion
4S BMS

XJ-D545 3S/4S 50A-100A BMS 12V with Balance NTC Battery Balance LifePO4/Li-ion/Sodium-ion

This model, XJ-D545, 3S/4S 12V 50A 60A 70A 80A 90A 100A, supports LiFePO4, NMC, Sodium-ion batteries. Max working current is 100A, with balance, NTC temperature sensors, and a double-layer heat sink. Support LCD, display the battery data, voltage, current, and battery capacity.

  • Model XJ-D545
  • Series 3S/4S
  • Current 50A-100A
  • Voltage 9V/12V
  • Cell Type NMC/LFP/Sodium-ion
  • Function Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance function, NTC Temperature sensor function, Electrostatic protection, Dust Protection, Moisture Protection
  • Warranty 24 Months
  • Board Size 161*65*12MM
  • OEM/ODM Acceptable
  • Application Electric 2/3-wheels EVs

3S/4S 12V 50A-100A BMS, with balance and NTC, application to LifePO4/Li-ion/Sodium-ion battery.

Product Name
3S/4S 50A-100A BMS battery management system
Size
Length 161mm*Width 65mm*Thickness 12mm
Series
3S/4S
Current
50A-100A
Cell Type
LifePO4 / Li-ion / Sodium-ion
Function
Balance, NTC temperature sensors
Function
Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance function,
Temperature sensor function, Electrostatic protection, Dust Protection, Moisture Protection
Warranty
24 Months

Item
Min
Typical
Max
Unit
Battery Pack Charging Voltage
14.4
V
Charging MOSFET Voltage Rating
100
V
Discharging MOSFET Voltage Rating
100
V
Single Cell Overcharge Detection Voltage
3.6
3.65
3.7
V
Overcharge Recovery Voltage
3.5
3.55
3.6
V
Overcharge Detection Delay
500
1000
1500
mS
Single Cell Overdischarge Detection Voltage
2.2
2.3
2.4
V
Overdischarge Recovery Voltage
2.6
2.7
2.8
V
Overdischarge Detection Delay
500
1000
1500
mS
Battery Pack Continuous Discharge Current
100
A
Battery Pack Continuous Charge Current
100
A
Discharge Overcurrent Protection
220
250
280
A
Overcurrent Protection Delay
500
1000
1500
mS
Self-Consumption
50
uA
Balancing Current
50
-
70
mA
Balancing Voltage
3.425
3.45
3.475
V
Charging Temperature Protection
High temperature: 50 ± 3℃, return to: 45 ± 3℃; Low temperature: 0 ± 3℃, return to: 5 ± 3℃.
Discharging Temperature Protection
High temperature: 70 ± 3℃, recovery: 60 ± 3℃; Low temperature: -20 ± 3℃, recovery: -15 ± 3℃.
Output Short-Circuit/Overdischarge/Overcurrent Protection Recovery
Automatically recovers after short-circuit/overdischarge/overcurrent protection when load is removed
Short-Circuit Protection Delay
100
300
600
uS
Internal resistance from B- to P- in normal operating condition
50

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