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4S 20A Li-Ion Battery Charger Module BMS Protection PCB Board

SKU: DSM099

Product Details

  • Product Type: BMS charger module
  • Suitable for: 18650 Li-Ion battery
  • No of cells compatible with: 4 
  • Dimension: 36mm x 36mm x 4
  • Package contains: 1 x 4S 20A Li-Ion BMS Protection PCB Board

299.00

** Product image is for reference purpose only.
Pls. refer to Description for more Info.

BMS stands for the battery management system. This is a BMS with 20A current and 14.8V voltage rating to charge 4 cells of Li-ion cell. The module comes with overcharge protection, over-discharge protection, overcurrent protection, and short circuit protection.

Features
  • High-accuracy voltage detection circuit
  • Terminal of the charger using high voltage device
  • Built-in three-stage over-current detection circuit
  • Can control the battery charge and over-discharge 
  • Low standby current consumption
  • Small size
  • Simple writing, circuit connection, and installation 
Specification
  • Overcharge voltage range: 4.25V-4.35V±0.05V
  • Over discharge voltage range: 2.3V-3.0V±0.05V
  • Charging voltage: 16.8V to 17V
  • Upper limit working current: 10A
  • Upper limit instantaneous current: 20A
  • Quiescent current: <30µA
  • Internal resistance: 45mΩ
  • Operating temperature range: -50℃ to +50V
  • Storage temperature range: -50℃ to +80℃
Application
  • Battery pack
  • Consumer electronics product 12V voltage rating
  • Power supply
  • Power bank and charger

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All the products carry a Standard Warranty of 7 days to protect customers from manufacturing defects Only.

Warranty Voids If:

  • a product is found to be misused, modified, static discharge, soldered, or altered in any way or non-insulated contacts.
  • the customer is unable to produce proper information like product working video demonstration or images showing the clear defects.

Note: The reimbursement/refund/exchange will be done according to Return Policy.