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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: LWS
  • Model Number: LWS-4S30A-058(3S)
  • Number of Layers: 10-Layer
  • Min. Line Spacing: 4mil
  • Surface Finishing: OSP
  • Size: L60*W60*T8mm
  • Working current: 30A
  • cell in sizes: 3S
  • Voltage: 11.1V

Packaging & Delivery

Packaging Details Inner packing:Vaccum packing/Plastic bag.
Outer packing:Standard carton packing or packing per customer's requirements.
Delivery Time Shipped in 7 days after payment

1.Product Description

11.1v PCM/BMS/PCB 3s 11.1v Li-ion Battery Packs pcb,controller board pcb 3s 30a

        Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD
PCM Specifications For 11.1V(3S)Li-ion Battery Packs
Model: LWS-4S30A-058(3S)
No.Test   itemCriterion
1VoltageCharging voltageDC:12.6V CC/CV
Balance voltage for single cell 
2CurrentBalance current for single cell 
Current consumption20μA
Maximal continuous charging current30A
Maximal continuous Discharging current30A
3Over charge ProtectionOver charge detection voltage for single cell4.25±0.025V
Over charge detection delay time0.5S—1.5S
Over charge release voltage for single cell4.05±0.05V
4Over discharge protectionOver discharge detection voltage for single cell3.0±0.062V
Over discharge detection delay time10mS—150mS
Over discharge release voltage for single cell3.20±0.062V
5Over current protectionOver current detection voltage0.62V
Over current detection current100±20A
Detection delay time 5ms—20ms
Release conditionCut load
6Short protectionDetection conditionExterior short circuit
Detection delay time200-500us
Release conditionCut load
7ResistanceProtection circuitry(MOSFET)20mΩ
8TemperatureOperating Temperature Range-40~+85℃
Storage Temperature Range-40~+125℃


We professionally manufacture lithium polymer battery and pcb for more than 5 years in China.


We have cooperated with HP,Emerson tool,NIke,WD.

Our company is established in 2013.

Product Certificates CE ROHS.

Quality control system certificates:ISO9001,ISO14001


2.Product Description

1.Complete products contract PCB assembly and manufacturing services

2.Circuir boards 2 to 30 layers PCB layout,fabrication, PCB assembly and box build

3.Active and passive components source is directly from original manufacturer

4.Enclosure cabinet case plastic injection molding,mental stamping,manufacture and assembly

5.High-precision 0201 size components SMT technology and lead-free

6.IC pre-program

7.Hight-precision E-Tasting



1.after sales services

2.OEM,ODM,Customized Design

3.We can provide 24 hours service for you. We pride ourselves on our ability to custom tailor programs around our  customers'needs. We take time to listen to your unique business needs and then set out to surpass them



Payment Term:L/C,T/T,PayPal

Can provide variouse capacity and size is per your requirements.

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China (Mainland)
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Supplier's Trade Assurance Limit: US $33,000
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