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BMS 3S 4S Balance 100A 120A 160A 200A 300A 380 12.6V/16.8V 18650 Battery Protection Board Li-ion/LiFePo4 Ups inverter/motorcycle
$83.99 USD$176.99 USD
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Color: 3S 200A 3.7V Same (Ivory)
Product Details

3-4S 5A Active balancer Group Balance
Working voltage: 1.8V-4.5V
Suitable for ternary lithium, lithium iron phosphate,
Working principle, the capacitor fit transfers the charge mover, the equalization board is connected to the battery, and the equalization is started. The original new ultra-low internal resistance MOS, 2OZ copper thickness PCB
Equilibrium current 0-5.5A, the more balanced the battery, the smaller the current, with manual sleep switch, sleep current mode is less than 0.1mA, the balance voltage accuracy is within 5mv!
The quiescent current is about 12 mA. It is recommended that the battery capacity is 60-300AH.
With under-voltage sleep protection, the voltage will stop automatically when the voltage is lower than 3.0V, and the standby power consumption is less than 0.1mA.

TFT Voltage collection Display
TFT Voltage collection Display
This display is used to collect battery volatage 1-4S
The accuracy of a single string is 0.001V, and the total voltage is 0.01V
Display can be flipped up and down through switches




3S 4S 100A 3.7V Split Port
Applicable assembly:3.7V Ternary lithium battery, 18650 battery, etc
Serial port: 3s 4s/ split port
Size: 83×55×8
Overcharge protection voltage: 4.28V
Over-discharge protection voltage: 2.5V
Abnormal high voltage protection: yes
Temperature protection: yes(if you need twmperature control swith need to contatc us to add)
Maximal continuous current: 100A
Discharge over-current protection: 550A
Balanced current:100mA
Load short circuit protection: protection, disconnect the load and self-recovery.
Applicable scope: Suitable for load battery less than 1000W.
3S 4S 120A 3.7V Same Port
Applicable assembly:3.7V Ternary lithium battery, 18650 battery, etc
Serial port: 3s 4s/ Same port
Size: 72×55×14
Overcharge protection voltage: 4.28V
Over-discharge protection voltage: 2.9V
Abnormal high voltage protection: yes
Temperature protection: yes(if you need twmperature control swith need to contatc us to add)
Maximal continuous current: 120A
Discharge instantaneous limit current protection:450A
Balanced current:100mA
Load short circuit protection: protection, disconnect the load and self-recovery.
Applicable scope: Suitable for load battery less than 1000W. The type of load can be electric tools such as marine thrusters.
4S 120A 3.2V Same Port
Applicable assembly:3.2V Lithium iron phosphate battery
Serial port: 3s 4s/ Same port
Size: 72×55×8
Overcharge protection voltage: 3.75V
Over-discharge protection voltage: 2.1V
Abnormal high voltage protection: yes
Temperature protection: yes(if you need twmperature control swith need to contatc us to add)
Maximal continuous current: 120A
Discharge over-current protection:450A
Balanced current:92mA
Load short circuit protection: protection, disconnect the load and self-recovery.
Applicable scope: Suitable for load battery less than 1000W. The type of load can be electric tools such as marine thrusters.
Only 120A bms the B- already cconnect to 0V inside of BMS
So there is only 4Pin for 4S . 3S no connect the last cable will be ok
3S 4S 160A 3.7V Same Port
Applicable assembly:3.7V Ternary lithium battery, 18650 battery, etc
Serial port: 3s 4s/ Same port
Size:115×66×18
Overcharge protection voltage: 4.28V
Over-discharge protection voltage: 2.5V
Abnormal high voltage protection: yes
Temperature protection: yes(if you need twmperature control swith need to contatc us to add )
Maximal continuous current: 160A
Discharge instantaneous limit current protection:750A
Balanced current:110mA
Load short circuit protection: protection, disconnect the load and self-recovery.
Applicable scope: Suitable for load battery less than 1500W. The type of load can be motor etc.
4S 160A 32.V Same Port
Applicable assembly:3.2V Lithium iron phosphate battery
Serial port: 4s/ Same port
Size: 115×66×18
Overcharge protection voltage: 3.75V
Over-discharge protection voltage: 2.1V
Abnormal high voltage protection: yes
Temperature protection: yes
Maximal continuous current: 160A
Discharge over-current protection:750A
Balanced current:92mA
Load short circuit protection: protection, disconnect the load and self-recovery.
Applicable scope: Suitable for load battery less than 1500W. The type of load can be motor etc.
3-4S 180A 3.7V Same Port
Charging protection voltage: 4.25V
Discharge protection voltage: 2.8V
Charge release voltage: 4.19V
Discharge release voltage: 3.0V
Balance voltage 4.18V
Balance current: 90MA
Charging current: 80A
Long-term continuous overcurrent value: 180A
Instantaneous current limit value: 650A
Short circuit protection: load short circuit
Dimensions: 150×80×14MM
Weight: 245g
It is suitable for motors within 1500W, and is often used in trawlers, marine propellers, and low-power energy storage within 1800W.
Starting from September 2020, the new specification officially produced, 180A
4S 180A 3.2V Same Port
Charging protection voltage: 3.75V
Discharge protection voltage: 2.1V
Charge release voltage: 3.6V
Discharge release voltage: 2.5V
Balance voltage 3.55V
Balance current: 90MA
Charging current: 80A
Long-term continuous overcurrent value: 180A
Instantaneous current limit value: 650A
Short circuit protection: load short circuit
Dimensions: 150×80×14MM
Weight: 245g
It is suitable for motors within 1500W, and is often used in trawlers, marine propellers, and low-power energy storage within 1800W.
Starting from September 2020, the new specification officially produced, 180A
3S 4S 200A 3.7V Same Port
Applicable assembly:3.7V Ternary lithium battery, 18650 battery, etc
Serial port: 3s 4s/ Same port
Type A Size: 115×66×14MM
Overcharge protection voltage: 4.28V
Over-discharge protection voltage: 2.5V
Abnormal high voltage protection: yes
Temperature protection: yes
Maximal continuous current: 200A
Discharge instantaneous limit current protection:1125A
Balanced current:110mA
Load short circuit protection: protection, disconnect the load and self-recovery.
Applicable scope: Suitable for load battery less than 2000W. The type of load can be electric tools such as marine thrusters.
4S 200A 3.2V Same Port
Applicable components: 3.2V lithium iron phosphate battery
Serial port: 4s / same port
Size: 115×66×18
Overcharge protection voltage: 3.75V
Over discharge protection voltage: 2.1V
Abnormal high voltage protection: yes
Temperature protection: yes
Maximum continuous current: 200A
Discharge instantaneous limit current protection: 1125A
Balance current: 110mA
Load short-circuit protection: protection, load disconnection and self-recovery.
Scope of application: suitable for load equipment below 2000W power. The load type can be energy storage, RV battery, 12V high-power electric tools, etc.


New 3-4S 200A 3.7V Same Port
Charging protection voltage: 4.25V
Charge release voltage: 4.19V
Balanced opening voltage 4.17V
Discharge protection voltage: 2.8V
Discharge release voltage: 3.0V
Balance current: 105 mA
Continuous discharge current: 200A
Continuous charging current: 100A
Current limit protection: 833A
Short circuit protection: load short circuit protection
Specification size: 163×82×14 mm
It is suitable for motors within 2000W, and is often used for energy storage within 2500W of load power.
New 4S 200A 3.2V Same port
Charging protection voltage: 3.75V
Charge release voltage: 3.6V
Balanced opening voltage 3.55V
Discharge protection voltage: 2.1V
Discharge release voltage: 2.5V
Balance current: 95 mA
Continuous discharge current: 200A
Continuous charging current: 100A
Current limit protection: 833A
Short circuit protection: load short circuit protection
Specification size: 163×82×14 mm
It is suitable for motors within 2000W, and is often used for energy storage within 2500W of load power.
3S 4S 330A 3.7V Same Port
Charge protection voltage: 4.25V
Discharge protection voltage: 2.8V
Charge release voltage: 4.18V
Discharge release voltage: 3.0V
Balanced voltage 4.17V
Balanced current: 110MA
Long-term continuous overcurrent value: 330A
Instantaneous current limit value: 1800A
Short circuit protection: load short circuit
Dimensions: 163×82×14MM
4S 330A 3.2V Same Port
4S 330A 3.2V
Charge protection voltage: 3.75V
Discharge protection voltage: 2.1V
Charge release voltage: 3.6V
Discharge release voltage: 2.5V
Balanced voltage 3.55V
Balanced current: 95MA
Long-term continuous overcurrent value: 330A
Instantaneous current limit value: 1200A
B-P-conducting internal resistance: 0.15 milliohm
Short circuit protection: load short circuit
Dimensions: 150 × 80 × 14MM
It is mainly used for high-power energy storage with 3000W load, car startup, etc.
3-4S 380A 3.7V Same Port
Charging protection voltage: 4.25V
Discharge protection voltage: 2.8V
Charge release voltage: 4.18V
Discharge release voltage: 3.0V
Balanced voltage 4.17V
Balance current: 110MA
Long-term continuous overcurrent value: 380A
Instantaneous current limit value: 1800A
Short circuit protection: load short circuit
Dimensions: 163×82×14MM
Weight: 245g
4S 380A 3.2V Same
Charge protection voltage: 3.75V
Discharge protection voltage: 2.1V
Charge release voltage: 3.6V
Discharge release voltage: 2.5V
Balanced voltage 3.55V
Balanced current: 95MA
Continuous overcurrent value: 330A
Instantaneous current limit value: 1800A
Short circuit protection: load short circuit
Dimensions: 163 × 82 × 14MM


Temperature Control
Temperature switch :70degreee discharge high tempwerture protection (Leave massage when order, we will add for you )









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