Application :This is The BMS for 20S to 28S lithium battery pack( LiMn2o4 ,NCM,Lico2 battery ) or Lifepo4 Battery Application with 30A/40A/50A constant charge and discharge current ,
Function :This BMS has such basic functions : over-charge protection ,over-discharge protection, over-current protection ,
short-circuit protection,Automatically Balance function .
1)This BMS was build with high end electronic components (High End IC and MOSFET ), with simple structure design will let it have more stable quality working performance, full set of protection measures let it works well without any infulence from
2) With High temperature detection protection to avoid any high temperature damage problems against your Battery .
3) With Low self-current consumption of less than 30uA.
Lithium ion Type Battery Protection specification:
Please contact us for connection diagram if you do not know how to connect it properly , we will give you full support
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
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