4S 12V 500A Smart Lithium Ion Battery Management System For 3-4Ah Motorcycle Starting Batteries
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4S 12V 500A Smart Lithium Ion Battery Management System For 3-4Ah Motorcycle Starting Batteries
Brand Name :ECOLITE
Place of Origin :Anhui,China
MOQ :1000UNITS
Price :Inquiry
Payment Terms :L/C, T/T
Supply Ability :5000 Units per month
Delivery Time :1-2 months
Packaging Details :Carton Pallet Container
Dimension（L*W*D) :146mm*50mm*15mm
Model Number :BMS-4S500A
Application :Electronic Products
Protection function :Short circuit, over charge, over discharge, over current protection
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4S 12V 500A Smart Lithium Ion Battery Management System For 3-4Ah Motorcycle starting Batteries
FEATURES
The BMS battery system is commonly known as a battery butler. Its main function is to intelligently manage and maintain each battery unit, monitor the battery status, prevent the battery from overcharging and over-discharging, and extend the battery life.
Special certificate
Charging overvoltage protection
Discharge overdischarge protection
Discharge overcurrent protection
High temperature protection for charging and discharging
Low temperature protection for charging
Short circuit protection
Balance function
Suitable for 3-4Ah starting battereis
Technical parameters
Function
Test project
Specifications
Unit
Min
Typical values
Max
Charging protection
Overcharge protection voltage
3.85
3.90
3.95
V
Overcharge protection delay time
800.00
1000.00
1400.00
mS
Overcharge protection restores voltage
3.75
3.80
3.85
V
Discharge protection
Overdischarge protection voltage
1.95
2.00
2.05
V
Overdischarge protection delay time
800.00
1000.00
1400.00
mS
Overdischarge protection restores voltage
2.35
2.40
2.45
V
Technical parameters
Function
Test project
Specifications
Unit
Min
Typical values
Max
Overcurrent protection
Charging overcurrent protection value
/
/
/
A
Charging overcurrent delay
/
/
/
mS
Charging overcurent release recovery conditions
Disconnect the charger
Discharge overcurrent 1 protection value
475
500
525
A
Discharge overcurrent 1 protection delay
640
700
825
mS
Discharge overcurrent protection value 2
950
1000
1050
A
Discharge overcurrent 2 protection delay
78
90
105
mS
Recovery conditions for discharge overcurrent protection
Disconnect load
Technical parameters
Function
Test project
Specifications
Unit
Min
Typical values
Max
Short circuit protection
Short circuit protection delay time
220
400
610
uS
Short circuit protection recovery
Disconnect load
Technical parameters
Function
Test project
Specifications
Unit
Min
Typical values
Max
Balance function
Balanced turn-on voltage
/
3.60
/
V
Balanced shutdown voltage
/
3.59
/
V
Equilibrium mode
Passive equilibrium
Equalizing current
15
20
25
mA
Technical parameters
Function
Test project
Specifications
Unit
Min
Typical values
Max
Temperature protection
Charging high temperature protection value
72
75
78
℃
Charging high temperature protection release value
65
70
75
℃
Low temperature protection value for charging
-13
-10
-7
℃
Low temperature protection release value during charging
/
-9
/
℃
High temperature protection value for discharge
72
75
78
℃
Discharge high temperature protection release value
65
70
75
℃
MOS over temperature protection value
87
90
93
℃
MOS over temperature recovery value
80
85
90
℃
Technical parameters
Function
Test project
Specifications
Unit
Min
Typical values
Max
Self consumption power
Working mode
/
/
220
uA
Operation temperature
Normal working range
-40
/
95
℃
Size(L*W*D)
146mm*50mm*15mm
Product wiring diagram
Q: Do you provide free sample?
A: Yes, a few pcs free sample can be provided, but freight will be charged
Q: what is the warranty?
A: one year
Q: What is your payment term?
A: T/T,L/C
Q: do you accepte OEM order?
A: Yes, you can print yourself logo, also we can provide the design of outlook for your special battery pack
Q: How many cells you can produce per month?
A: 1.8million
Q: What is the mode of transport?
A: usually by sea
Q: Which certificates do you have
A: We have un38.3,MSDS...etc.
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