4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits Electronic Module


9555 in stock


9555 in stock

USD 1.10/pieceUSD 1.41/pieceUSD 1.45/pieceUSD 1.32/pieceUSD 2.12/pieceUSD 0.79/pieceUSD 1.73/pieceUSD 0.36/piece

Purchase Notes

1. The two logistics of Yanwen Economic Air Mail and China Post Ordinary Small Packet Plus do not have tracking information, so there is no time limit. We recommend using China Post Registered Air Mail or AliExpress Standard Shipping.
2. We do not accept refunds for minor damage (pin bending, slight screen abrasion,etc.)during the transit of the material, without affecting normal use. If you mind,please do not buy.
3. Some products provide technical support, if you need help, please contact us, we will handle your message the first time.
4. If you have any questions about the product, please contact us before you open a dispute. We will give you the most satisfactory answer.
5. We provide each customer with good quality products, very favorable prices and the most sincere service. We hope to get your good feedback.
Wish you a pleasant shopping!

  • Name:Protection board
  • Model:548604
  • Specifications
  • 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
  • Working current: 30A
  • Over current: 60A
  • Short circuit protection function: there is, disconnect the load can be self recovery.
  • Size:45x56mm
  • Main function:
  • Over charge protection, over discharge protection function, short circuit protection
  • function, over current protection function, balance.
  • Interface definition:
  • Charging port of the plate and the discharge port is the same, both positive and B- connecting
  • battery”-“, P- charging port and port on the negative electrode;
  • B-, N-, P- pads are all over the hole, the hole diameter of the pad is 3.5mm;
  • The battery charging detection interface with DC output in the form of needle. Do the same mouth
  • when the N- is not wiring.

1x 4S 30A Protection board

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We will send the latest version of product, the upgraded function. It may has different shape or color. If you can’t agree, pls don’t buy.

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SKU: 32814328451 Categories: ,

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