PCM for 7.4V 2S 2A Li-ion and Li-polymer battery pack Protection Circuit Board

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US $0.5-0.8 / Pieces | 1000 Piece/Pieces (Min. Order)
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Supply Ability
Supply Ability:
5000 Piece/Pieces per Day
Packaging & Delivery
Packaging Details
PE Bag/Inner white box/ Middle white box/Master Carton
SZ or HK
Lead Time :
7-10 days after receiving deposit
Product Description

Protection Circuit Board for 7.4V 2S Li-ion and Li-polymer battery pack - 1S~2S (3.7V~7.4V)


1.Protection Circuit Board for 7.4V 2S Li-ion and Li-polymer battery pack;

2.PCB applies for 2 cells Li-ion/Li-polymer battery pack;
3.To prevent the battery packs from overcharge,overdischarge,over current, over temperature ,short circuit ;
4.The Maximal working current: 2A;

5.Compatible with both Li-ion and Li-Polymer cells.  



1ModelUFO020020012S- 2A working current 
2VoltageCharging voltage8.4V
3CurrentMaximal continuous charging current2A
Maximal continuous discharging current2A
Current consumption≤10μA
4Overcharge ProtectionOver charge detection voltage4.2V~4.35V(Adjustable)
Over charge detection delay time0.92s-1.38s
Over charge release voltage4.0V~4.2V(Adjustable)
5Over Discharge ProtectionOver discharge detection voltage2.3V~3.0V(Adjustable)
Over discharge detection delay time115ms-173ms
Over discharge release voltage2.3V~3.0V(Adjustable)
6Over Current ProtectionOver current detection voltage0.1V~0.2V(Adjustable)
Over current detection current2-6A(adjustable)
Detection delay time12mS
Release conditionCut load,automatically recover
7Short Circuit ProtectionDetection conditionExterior shot circuit
Detection delay time300us
Release conditionCut load,automatically recover
8BalanceBalance voltage for single cell/
Balance current for single cell/
9ResistanceInner resistance< 60 mΩ
10TemperatureOperating temperature range-40 ~ +85°C
Storage temperature range-40 ~ +125°C
11Size  (L*W*H) 30.2mm*15mm*1.8mm



Our Services


1, OEM orders are available

 2, Superior quality and cost-performance ratio

 3, Tags, plugs and connectors are available

 4, We could design and produce the battery pack with plastic shell and assembly procession for customized configurations is available (we could design and develop Li-ion battery according to your product work performance & structure apprearance)

5, On time shipment and continuous after sales service

6, Samples for testing


Company Information




Ms. Icy Quan

Skype: jojo880313