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4S 16.8V 30A Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board

Product Description

Description:
Name:Protection board
Model:CF-B34S30A-A
Specifications: 4 string ternary 16.8V-30A
Size:54*36*3mm
Over charge detection voltage: 4.25±0.025V
Over charging voltage: 4.25±0.025V
Over discharge voltage: 2.7±0.1V
Over charge detection delay time:100±50mS
Overcurrent protection current: 50 ± 5A
Temperature range:-30/+80℃
Short circuit detection delay time: 300uS
Over current detection delay time: 1000mS
Balanced current: 42±5mA
Continuous discharge current: ≤30A
Instantaneous discharge current:50A
Charging voltage:16.8V
Charging current:20A(MAX)
Application: Nominal 3.7V battery
Short circuit protection function: there is, disconnect the load can be self recovery.
Application: power tools, 18650 battery box solar, etc.

Main function:
Over charge protection, over discharge protection function, short circuit protection
function, over current protection function, temperature protection function,balance.

Connection mode: same port
Applicable battery: ternary 3.7V
Equilibrium: Yes
Note: For the wiring method, first connect the cable to the battery pack in the order of B- → B1 → B2 → B3·····→B1+,Confirm the sequence is correct, then plug the power strip into the port of the protection board.

 

We accept Paypal .
If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.

We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.

 

We appreciate positive feedback . we always try our best to service every customer . If you have any question,feel freely to contact us,we are always here to offer help .
 
 
All items will be shipped within 1~2 business day after payment. by China post or Singapore post or HK post,
   
Order valus more than $25, we provide free tracking number, order value less than $25, customer need to pay $2 if need tracking number
 
Ship to address provided by ebay if no special notes from buyer .
Delivery Time: Normally, It Takes About 10-30 Business Days to Arrival for most countries.
5-14 days to USA.
10-25 days to Australia / Canada.
14-30 days to major cities in Europe .
4 - 8 weeks to Italy , Brazil ,Russia.
 
However, it may delay due to industrial strike action, severe weather, custom reasons or peak seasons
 
we specialized in international business for more than 8 years We are professional in international business.
 
We work with Reliable international post service company.we can make sure you can get your items in time
 
We package every parcel very carefully. All items will be tested before shipped.We promise you will get your items in good situation.We seek for long term .
 
Mian business
We selling items with high quality and best price .We mainly selling ICs, electronic component ,electronic modules. PCB board etc
 
We also have customer to find other items that do not selling in our store .pls contact us if you need ,we can always provide the best price.
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