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XJ-D549 8S 150A 200A 250A Car Starting BMS with Balance NTC LFP NMC SIB Battery
Car Starting BMS

XJ-D549 8S 150A 200A 250A Car Starting BMS with Balance NTC LFP NMC SIB Battery

XJ-D549 8S 24V 150A/200A/250A 30A-120A, for LiFePO4, NMC (Li-ion), and Sodium-ion batteries.

This model can be normal hardware BMS or car starting BMS, with 2 NTC and 1 MOS NTC, with balance protection. Common port, continuous charge current and discharge current are the same. Low power consumption, maximum self-consumption is 40uA. 

This BMS can be used in golf carts, sightseeing cars, electric two-wheeler, electric tricycles, yachts, etc.

  • Model XJ-D549
  • Series 8S
  • Current 150A/200A/250A
  • Voltage 24V/28V
  • Cell Type LifePO4/Li-ion/Sodium-ion
  • Function Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance, NTC Temperature sensor, Electrostatic protection, Dust Protection, Moisture Protection
  • Warranty 24 Months
  • Board Size 208*85*4MM
  • OEM/ODM Acceptable
  • Application Electric golf carts, sightseeing cars, electric two-wheeler, electric tricycles, yachts, etc.

XJ-D549 8S 150A/200A/250A BMS, for LifePO4/Li-ion/Sodium-ion battery, with balance and NTC.

Product Name
8S 200A Car Jumper Starter BMS
Size
Length 208mm*Width 85mm*Thickness 4mm
Series
8S
Input & output
Common port, charging & discharging 150A/200A/250A
Cell Type
LFP/NMC/Sodium-Ion battery
Working Temperature
-20℃~70℃
Function
Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance, NTC Temperature sensor, Electrostatic protection, Dust Protection, Moisture Protection
Warranty
24 Months
Technical Guidance
YES

Item (the spec of 8S 200A)
Min
Typical
Max
Unit
Battery pack charging voltage
28.8
V
Charging MOS withstand voltage
100
V
Discharging MOS withstand voltage
100
V
Single cell overcharge detection voltage
3.625
3.65
3.675
V
Overcharge recovery voltage
3.5
3.55
3.6
V
Overcharge detection delay
500
1000
1500
mS
Single cell over-discharge detection voltage
2
2.1
2.2
V
Over-discharge recovery voltage
2.6
2.7
2.8
V
Over-discharge detection delay
500
1000
1500
mS
Battery pack continuous discharge current
200
A
Battery pack continuous charging current
200
A
Discharge overcurrent protection
1900
2000
2100
A
Overcurrent protection delay
500
1000
1500
mS
Self-consumption
40
uA
Battery equalization turn-on voltage
3.475
3.5
3.525
V
Battery equalization current
30
Charging high temperature protection temperature
45
Charging high temperature recovery temperature
40
Discharge high temperature protection temperature
65
70
75
Discharge high temperature recovery temperature
55
60
65
Charging low temperature protection temperature
-5
0
5
Charging low temperature recovery temperature
0
Discharge low temperature protection temperature
-25
Discharge low temperature recovery temperature
-20
Temperature protection delay
3
S
Output short circuit/over-discharge/overcurrent protection recovery
Automatic recovery after removing load following short circuit/over-discharge/over-current protection
Short circuit protection delay
160
300
600
uS
Normal operating state B-to-P- internal resistance
30
Continuous 200A output current maximum temperature rise
45

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