2pcs Battery BMS Protection PCB Board for 3-4 packs 18650 Li-ion lithium Cell free shipping | Инструменты

2pcs Battery BMS Protection PCB Board for 3-4 packs 18650 Li-ion lithium Cell free shipping | Инструменты

Features:

This product is sure to use new imported MM1414C manifold and with the new US AO4407MOS tube, new and original.


Note: This product can be used in 3 Packs, also can be used in 4 Packs. Protective board default shipping is 3 Packs, if you need to use the 4 Packs, buyers need to make changes to the location of the two resistors.


Change 4 Packs method (as pictures shown):
The R10 1K resistor welding to R12 , R11 1K resistor removed, it turned into a 4Packs protection board.
3Packs welding sequence: Negative -S1-S2- positive, positive final welding.
4Packs welding sequence: Negative -S1-S2-S3- positive, positive final welding.


Battery charger selection tips:
3 string Optional charger is 12.6V / 2A (2A current within available)
4 string Optional charger is 16.8V / 2A (2A current within available)


Single section minimum discharge protection voltage: 2.3V

Single section charging protection voltage: 4.35V


3Packs parameter:
Discharge under voltage protection: 6.9V charge back
Charge over voltage protection: 13.05V (automatic recovery
Discharge over-current protection: 10A
Protection Board continued working current: 4A (12V)
Short circuit protection: OK
Static working current: less than 8 uA
Under voltage recovery: 9.12V
Protective plate overall resistance: 23 milliohm


4Packs parameter
Discharge under voltage protection: 9.2V charge back
Charge over voltage protection: 17.4V automatic recovery
Discharge over-current protection: 10A
Protection Board continued working current: 3A (16V)
Short circuit protection: OK
Static working current: less than 8 uA
Under voltage recovery: 12.16V
Protective plate overall resistance: 23 milliohm

  Package includes
100% Brand New

1 xBattery BMS Protection PCB Board for 3-4 packs 18650 Li-ion lithium Battery Cell

1. Please make sure your payment account is available before you bid the item.

2. All payments should be cleared within 7days after you receive the item. If you really have difficulty in paying the item, please contact us firstly, we will help to solve it.

3.If you have any special request about the details of item, please leave a note in your order.

4.If you A large number of purchasing pls contact us ,will give you a best price

 Warranty

1. One year guarantee.

2. If the item is defective upon receipt, it should be within 7days from the date of receipt for exchange a new one (Buyer should return all original and undamaged items under re-saleable condition).

3. We supply free repairing service within one year of purchase. For the first 1 month, we will pay one way shipping cost( from us to your location); After 1 month of purchase, the buyer need to pay two ways of shipping cost.

 Shipment

1. We can ship the products all the world.

2. DHL, FedEx,  EMS, China Post, singapore post ,Hongkong Post are all available. all have tracking number

3. The item will be sent out with 3days after receiving the payment.

4. Please make sure your delivery address and contact telephone number are correct when you bid the item.

5. You can track the situation of your product on website after they are shipped out.

  Feedback

1.  your feedback is very important to our development, we sincerely invite you to leave positive feedback for us if you are satisfied with our product and service. Thanks a lot for your time.

2. Our program will leave back the same feedback to you after your positive feedback.

3. Please contact us before you leave a neutral or negative feedback, we will try our best to solve the problems