Gold Member Since 2013
Audited Supplier
Shenzhen Quawin Technology Co., Ltd.

Protection Circuit Module, PCM, BMS manufacturer / supplier in China, offering 7s Li-ion/Li-Polymer/LiFePO4 Battery Protection Circuit Module, 5V 2A EU Plug Portable Battery Charger, AC to DC 5V 9V 12V 1A/2A Wall Charger Power Supply Switching Adapter 5.5 X 2.1mm and so on.

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Supplier Homepage Product PCM / BMS 7s Li-ion/Li-Polymer/LiFePO4 Battery Protection Circuit Module

7s Li-ion/Li-Polymer/LiFePO4 Battery Protection Circuit Module

FOB Price: Get Latest Price
Min. Order: 50 Pieces
Production Capacity: 5000 Piece/Pieces Per Day
Transport Package: Anti-Static PE Bag/Small Box/Export Carton
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: PCM-Li07S8-102(7S)
  • Mode of Production: DIP-SMT
  • Condition: New
  • Size: 47*33*4mm
  • Over Charge Detection Voltage: 3.8~4.4V(Can Adjust)
  • Over Charge Release Voltage: 3.8~4.4V(Can Adjust)
  • Over Discharge Detection Delay Time: 50~300ms
  • Over Discharge Release Voltage: 1.9~3.1V(Can Adjust)
  • Specification: NO
  • HS Code: 8504409990
  • Metal Coating: No
  • Customized: Non-Customized
  • Colour: Green
  • Maximal Continuous Charging and Discharg: 7A
  • Over Charge Detection Delay Time: 0.5~2.5s
  • Over Discharge Detection Voltage: 1.9~3.1V(Can Adjust)
  • Brand: Qw
  • Trademark: QW
  • Origin: China
Product Description
Protection Circuit Module For 7S Li-ion/Li-polymer/LiFePO4 Battery Pack
Maximal continuous charging and discharging current: 7A
1Voltage:Charging voltage:CC/CV:
Li-ion/Li-polymer(4.2V/cell);
LiFePO4(3.6V/cell) 
Balance voltage for single cell 
2CurrentBalance current for single cell 
Balance current for single cell≤20μA
Maximal continuous charging and discharging current7A
3Over-charge Protection Over charge detection voltage3.8 ~ 4.4V(can adjust)
Over charge detection delay time0.5~2.5S
Over charge release voltage3.8 ~ 4.4V(can adjust)
4Over-discharge ProtectionOver discharge detection voltage1.9 ~ 3.1V(can adjust)
Over discharge detection delay time50~300mS
Over discharge release voltage1.9 ~ 3.1V(can adjust)
5Over-Current ProtectionOver current detection voltage0.6V
Over current detection current30 ~ 100A
Detection delay time 1~50ms
Release conditionCut load
6Short ProtectionDetection conditionExterior short circuit
Detection delay time200-500us
Release conditionCut load
7ResistanceProtection circuitry ( B- to P- )≤2 0mΩ
8TemperatureOperating temperature range-40 ~ +85  degree Celsius
Storage temperature range-40 ~ +125  degree Celsius
9Size L47*W33*T4mm
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