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

Protection Circuit Module, Battery PCM, BMS manufacturer / supplier in China, offering Protection Circuit Module 14s Li-ion / Li-Polymer / LiFePO4 PCM / BMS, 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 Protection Circuit Module 14s Li-ion / Li-Polymer / LiFePO4 PCM / BMS

Protection Circuit Module 14s Li-ion / Li-Polymer / LiFePO4 PCM / BMS

FOB Price: Get Latest Price
Min. Order: 50 Pieces
Production Capacity: 60, 000PCS/Month
Transport Package: Fermentation Bag
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: PCM
  • Condition: New
  • Size: L140*W150*T9mm
  • Delivery Date: 15days
  • Specification: NO
  • HS Code: 8504409990
  • Customized: Customized
  • Use for: Lithium Battery/LiFePO4 Battery
  • Warranty: One Year
  • Trademark: QW OEM
  • Origin: China
Product Description
Protection Circuit Module For 14S Li-ion/Li-polymer/LiFePO4Battery Pack.

Maximal continuous charging and discharging current is 20A.
No.Test itemCriterion
1Voltage:Charging voltage:CC/CV:
Li-ion/Li-polymer(4.2V/cell);
LiFePO4(3.6V/cell) 
Balance voltage for single cellLi-ion:4.20 V±0.025V,LiFePO4:3.60V±0.025V 
2CurrentBalance current for single cell0-125mA
Balance current for single cell≤20μA
Maximal continuous charging and discharging current20A
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 current40-200A
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-)≤20mΩ
8TemperatureOperating temperature range-40 to +85degree
Storage temperature range-40 to +125degree
9Size L140*W150*T9mm
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