• Helengriffin posted an update 4 months, 3 weeks ago

    Siree Battery focus on Lithium ion battery packs global markting, Belong to Ningguo impress energy & optoelectronics Co .,Ltd. specialized manufacture Solar panels, Lithium ion batteries, we has well-equipped factories.
    Factory Location: Solar panels in Ningguo, Anhui; Battery packs in Dongguan, Guangdong; Lithium Cells in Yancheng, Jiangsu.
    Accessing to a wide range of domestic source materials, we could also fill all customized orders that clients may need. LiFePO4 battery to replace the lead-acid battery project began to develop and gradually mass production in 2016. Our company has become a well-known brand (LG-SUN series) in Bangladesh and entered the government procurement directory, and sales markets throughout southeast Asia, Africa, The middle east countries.
    Supply Chain
    Lithium ion battery packs components:
    What are the different grades of materials?
    Mainstream cells from China analysis
    Li-ion Battery ChemistryNominal VoltageCycle TimesSpecific EnergyPackaging(Typical)Advantage
    Lithium nickel-cobalt manganate
    Polymer & Prismatic cellHigh specific energy, More lightweight, save more space
    Lithium iron phosphate(LFP)3.2
    Polymer & Prismatic cellFlat discharge voltage, More safty, More cycle times
    What difference does it make to use different grades of materials?
    CELL GradeBMS GradeBattery Park
    AAEach performance performs well(3-5 years warranty)
    ABBattery cannot working such as short circuit,loss control cells functions(Within 1 year warranty)
    BASudden capacity reduce,Voltage loss,cann’t working well(1-3 years warranty)
    BBShort circuit,loss control cells functions,capacity reduce,Voltage loss(8 month warranty)
    Second HandA/BMostly within 1 year battery will be work out and change maintainStoring Power Tool Battery Solution factory