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4S 12V 30A BMS Li-ion Cell Battery Balanced 18650 E-bike UK seller UK stock

  • UK Seller. UK Stock ready to go now
  • Rapid dispatch to UK, EU and rest of world

DISCLAIMER: This item is a sophisticated electronic controller. You will need skill and knowledge to install it and use it. You will need to have done research, some available on YouTube - search "eBike School" and "Jehu Garcia" by example to find out what a bms is, what it does and especially how to install it. Wiring diagrams and how to use the bms are found on this listing. It will not be possible to return this item once opened and used, but most especially due to use or damge caused by negligence or lack of knowledge.

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balanced

Name:BMS Protection board

Brand: Tenstar Robot



Over charge detection voltage: 4.28+ 0.05 V
Over charging voltage: 4.095-4.195V
Over discharge voltage: 2.55±0.08
Over charge detection delay time 0.1s
Temperature range -30-80
Short circuit detection delay time: 100ms
Over current detection delay time: 500 ms
Balanced current: 60mA
Charging current: 10A

Working current: 30A
Over current: 60A
Short circuit protection function: Yes

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

Wiring Schematic:
Image result for 4s bms wiring diagram