1) This PCB board has adopted high end Battery Managment IC chips and Mosfet to obtain more stable and reliable working performance during charge and discharge Adopted High level Li-ion Battery Management IC chip, with high working reliability performance and high
Precision degree of protection detection , and low current consumption ,with LED power indicator , can show the battery power amount and control the brake light of the vehicle by pressing the button switch ,with USB 5V connector on the BMS for the conveniently application for our user
2) With 15A Constant discharge current
3) With weak electricity switch to control the discharge to prevent the drain of current during work-off time
5) With full set of protection : such as over-charge , Over-discharge , Over-current , short circuit protection etc
|Charge voltage||CC to CV 42V|
|Over charge Protection||Over charge detection voltage with single cell
|Over charge detection delay time||1±0.5S|
|Over charge release voltage with single cell||4.19±0.05V|
|Over discharge protection||Over discharge detection voltage||2.8±0.1V|
|Over discharge detection delay time||1±0.5S|
|Over discharge release voltage||2.9±0.10V|
|Over current protection
|Over current detection current||60A±5A|
|Over-current detection delay time||400±50mS|
|Short current protection||Short circuit detection current||250±50A|
|Short circuit detection delay time||100-600uS|
|Over current recovery
|Over current & short current release||Load disconnection|
|Constant current||Constant charge current||5A|
Constant discharge current
|Resistance||Charge Circuit||less than 30mOhm|
|Discharge circuit||ess than 30mOhm|
|USB input current and power consumption||
when input voltage is less han 25V , it will enter into sleep mode,it will recover when voltae comes to more than 30V ,in normally discharge process , the discharge can be to 28V, with 1.5A output current with USB module
|Size (L*W*T)mm||See attached file|
|Others Additional Functions||With On/OFF switch , High temperature detection probe , with LED display Board and 5V USB connection module .|
Please contact us if you need any helps on making connection ,we will help you fully without problems .
Reminds : We will send the detail connection drawings to the client with this product if client needs and this BMS will includes all necessories connectors with wire to make sure client can connect it easily . please follow up it correctly to avoid of any mistake ,above connection is only for simple explaination purpose .
1)Do not apply the PCB which beyonds the specified criterias as above :
2)Sometime , the battery may not discharge when connected this PCB , please connect it to the charge and it can recover to the normal status .
3)The PCB may not work normarly When Mixing cells which were over-discharged or over-charged ,
4) Do not shock this PCB with big static even though the PCB has been designed with anti-stastic protection function.
My distinuished customers : you can contac us through email or skype if you have any further questions with our product
Please choose the shipment way as you like ,you you can consider express delivery way if your order is urgent , but you
should afford the extra freight cost by express delivery .
As post by air ,usually it takes around 20-60 days ,please notice it and do not open the disputes easily before reaching the
contact with us ,we will try our best to solve the problem with our joint efforts .
We guarantee the product from us with a 12 months warranty against defects in quality, but we are not responsible
for buyers’ mistake or wrong handling, our product must be maintained in proper way. If Item is defective and not working
on arrival, please report the item to us within 7 days of receiving the defective product so we can issue a RMA.
Please contact us to request a return authorization. Please include your name, auction number, and reason for return when you
contact us. All items returned must contain all original packaging materials. Please carefully repack the item. Items returned will
be tested and if found defective, the buyer will be shipped a new replacement unit immediately. In the event that a suitable
replacement is not available a refund will be issued.
The return shipment cost should be afforded by buyer if you can not accept our policy ,please do not buy the item from us ,fair deal is importablefor both of us .Feedback
You satisfaction and positive feedback is very importand to us. Pleae leave positive feedback and 5 stars if you are satisfied with our items and services.
If you have any problems with our itmes or services, please feel free to contact us first before you leave negative feedback. We will do our best to solve any problems and provide you with the best customer services.