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541112 40mAh 3.7V TWS Wireless Earphone Rechargeable Lithium Ion Polymer Battery

MAXPOWER INDUSTRIAL CO.,LTD
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    Buy cheap 541112 40mAh 3.7V TWS Wireless Earphone Rechargeable Lithium Ion Polymer Battery from wholesalers
     
    Buy cheap 541112 40mAh 3.7V TWS Wireless Earphone Rechargeable Lithium Ion Polymer Battery from wholesalers
    • Buy cheap 541112 40mAh 3.7V TWS Wireless Earphone Rechargeable Lithium Ion Polymer Battery from wholesalers

    541112 40mAh 3.7V TWS Wireless Earphone Rechargeable Lithium Ion Polymer Battery

    Ask Lasest Price
    Brand Name : Maxpower/OEM
    Model Number : 541112 40mAh
    Certification : UL,CB, CE, KC, IEC62133
    Price : negotiable
    Payment Terms : L/C, T/T, Western Union
    Supply Ability : 200000pcs/day
    Delivery Time : 10-30days according stock situation
    • Product Details
    • Company Profile

    541112 40mAh 3.7V TWS Wireless Earphone Rechargeable Lithium Ion Polymer Battery

    Ultra Small High Energy Desntiy 541112 40mAh 3.7V wireless bluetooth
    Lithium Polymer Battery with UL, CB, KC, IEC62133
    • It is high energy density lithium polymer battery pack
    • Thinner design &a; lighter weight with aluminum-plastic coosite
    • More than 500 cycles of charging &a; discharging life
    • Enhanced safety performance with Japan/Taiwan IC &a; MOS protectors
    • Easy to assemble with wires
    • OEM &a; ODM services for special size of lithium polymer battery
    • Rigorous testing to ensure the quality of all lithium polymer batteries


    1. Products info and draw.

    PCB PART LIST

    ItemPart NameDescriptionQTYSupplierRemark
    1U1BM197-LFMA-DE-H1pcsBYDBM197-LFMX-DE
    2PCBPCB5411121pcs


    2. battert pack specification

    ItemsParameter
    Cell model541112 CELL+PCB
    Nominal voltage3.7V
    Minimum capacity40mAh(0.2C discharge)
    Typical capacity43mAh(0.2C discharge)
    Charging voltage4.2V
    Discharging cut-off voltage3.0V
    Standard charging 0.2C0.2C/4.2V
    Max charging1.0C /4.2V
    Standard discharging0.2C/3.0V
    Max discharging1.0C /3.0V
    WeightAppr:1.2g
    Shipment voltage3.90V±0.05V
    Cell iedance≤700mΩ
    Max charge current0°C~10°C 0.2C max
    10°C~20°C 0.5C max
    20°C~45°C 2.0C max
    Max discharge current-20°C~10°C 0.2C max
    10°C~45°C 5.0C max
    45°C~60°C 0.5C max
    Operating teeratureCharging: 0°C ~ 45°C
    Discharging: -20°C ~60°C
    Storage (At 50% SOC and specified te, recoverable capacity in % vs time. )-10℃~25℃ (12 months, ≥85% )
    -10℃ ~45℃ (6 months, ≥85% )
    20±5 is the recommended storage teerature
    Visual InspectionThere should not be any remarkable scratches, cracks, bolts, cauterization, deformations, swelling , leakage and so on on the surface of the cell.



    The packing of lithium polymer battery:

    More Very Hot Saling Models for wireless earhone is :

    1054, 1254, 601111



    Waranty for customer:

    We give 1 year warranty. If the battery has problem coz of our quality issue, We will give replacement any time.

    Q&a;A:

    1. Q: How long to make the cargos?
    A: Nowadays its the very hot model to fit with TW wireless earphone, we are making a safe stock always.

    So can give delivery in 7days normally.

    2. Q:How to start the cooperate?
    A: Lets start with the sale orders. In 3-5days will be ready the sales, then you test.We make the standard according the data sheet which we give.Once you confirm the quality, we can talk for further.

    3. Q: What will be the packing?
    A: We are using blister pallet packing in each battery pack. and then fold all packing in one ctn.

    4 Q: Is OEM/ODM battery pack available?
    A: Yes, OEM/ODM battery packs are warmly welcome. Professional engineers provide technical support.


    5. Q: How do you arrange shipment for batteries?
    A: We have long-standing forwarder partner who arranges all our shipments to all countries. Although batteries are categorized as dangerous goods, you should rest assured that your cargo will be delivered through our experienced shipping partner(s).

    6. Q: Do you have the documents required for battery shipments?
    A: Yes, we have MSDS, UN38.3, etc. and other special files needed for shipments to some regions can also be secured.


    For more info please contact me freely, wish my 13years experience in battery area can help you in your project.



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