Guangdong, China
Business Type:
Business Range:
Electrical & Electronics
Management System Certification:
ISO 9000, QC 080000
OEM/ODM Availability:
OEM/ODM Service
Sample Available

PCBA, BMS, PCM manufacturer / supplier in China, offering Li-ion/Li-Polymer/LiFePO4 Battery Pack 7s PCBA, 24V 6A 3 Steps Lead Acid Battery Charger, 24cells 36V 2.5A Ni-MH/Ni-CD Battery Charger and so on.

Gold Member Since 2013
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Supplier Homepage Products PCM / BMS Li-ion/Li-Polymer/LiFePO4 Battery Pack 7s PCBA

Li-ion/Li-Polymer/LiFePO4 Battery Pack 7s PCBA

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Min. Order: 5 Pieces
Port: Hong Kong, Hong Kong
Production Capacity: 60000pieces/Month
Payment Terms: L/C, T/T, Western Union, Paypal
Metal Coating: Silver
Mode of Production: SMT
Customized: Non-Customized
Condition: New
Voltage: 4.2V/Cell
Current: 7A

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Basic Info

Model NO.: PCM-Li07S8-102(7S)
Over Charge Detection Voltage: 3.8~4.4V(Can Adjust)
Over Charge Detection Delay Time: 0.5s~2.5s
Over Charge Release Voltage: 3.8~4.4V(Can Adjust)
Over Discharge Detection Voltage: 1.9~3.1V(Can Adjust)
Over Discharge Detection Delay Time: 50~300ms
Over Discharge Release Voltage: 1.9V-3.1V
Over Current Detection Voltage: 0.6V
Over Current Detection Current: 30~100A
Trademark: QW
Transport Package: Anti-Static PE Bag/Small Box/ Export Carton
Specification: CE, FCC
Origin: China
HS Code: 850760000

Product Description

Protection Circuit Module For 7S Li-ion/Li-polymer/LiFePO4 Battery Pack

Maximal continuous chargingand discharging current is20A
No.Test itemCriterion
1Voltage:Charging voltage:CC/CV:
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
Storage temperature range-40 ~ +125
9Size L47*W33*T4mm

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