HONG KONG TAC INDUSTRIAL CO., LTD.

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Home ProductsLithium Ion Cylindrical Battery

Lithium Ion Rechargeable Battery Pack 18650 7.4V 4400mAh For Power Supply

Lithium Ion Rechargeable Battery Pack 18650 7.4V 4400mAh For Power Supply

    • Lithium Ion Rechargeable Battery  Pack 18650  7.4V 4400mAh For Power Supply
    • Lithium Ion Rechargeable Battery  Pack 18650  7.4V 4400mAh For Power Supply
  • Lithium Ion Rechargeable Battery  Pack 18650  7.4V 4400mAh For Power Supply

    Product Details:

    Place of Origin: guangzhou
    Brand Name: TAC
    Certification: ROHS, REACH
    Model Number: 7.4V 4400mAh 18650

    Payment & Shipping Terms:

    Minimum Order Quantity: 200PCS
    Price: USD 4- 5
    Packaging Details: Standard Carton Package
    Delivery Time: 14DAYS
    Payment Terms: TT, LC, Paypal, etc
    Supply Ability: 100000Piece/days
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    Detailed Product Description
    Model Number:: 7.4V 4400mAh Rated Capacity:: 4400mAh
    Size:: Customized Voltage:: 7.4V
    Type:: Li-ion OEM & ODM:: Support
    Circle Life: 500 Times Pvc: Blue
    Wire And Connector: Customized Warranty: 12 Months

    Lithium Ion Rechargeable Battery Pack 18650 7.4V 4400mAh For Power Supply

    Features:

    1.High quality 7.4 V 4400mah Li-Ion rechargeable battery pack

    2.500 times circle life rechargeable battery

    3.No memory effects and safer with protect board

    4.Longer storage life than NiMH battery.60% remain  for original capacity after stock 1 year

    5.Built-in IC chip will prevent battery pack from over charge and over discharge and prolongs battery life

     

     

    Quick Detail:

     

    Place of Origin: Guang dong China Brand Name: TAC
    Model Number: 7.4V 4400mAh Rated Capacity: 4400mAh
    Size: customized Voltage: 7.4V
    Cycle Life: >2000times Type: Li-ion
    OEM & ODM: Support Packing: PVC Packing
    Warranty: 12months Environmental Compliance: ROHS, REACH

     

     

    Packaging & Delivery:

     

    Packaging Details: Standard Carton Package
    Delivery Detail: 100 sets within 7days

     

    Lithium Ion Rechargeable Battery  Pack 18650  7.4V 4400mAh For Power Supply

    Specifications For Lithium Ion Rechargeable Battery Pack 18650 7.4V 4400mAh

     

    NO.

     

    Item Specifications
    1 Norminal capacity 4400mAh 0.2C Discharge
    Minimum capacity 4300mAh 0.2C Discharge
    2 Nominal voltage 7.4V
    3 Charge current

    Standard Charge :0.2C

    Rapid charge :1.0C

    4 Standard Charging method 0.2C CC(constant current)charge to 8.4V,then CV(constant voltage 8.4V)charge till charge current decline to ≤0.01C
    5 Charging time

    Standard Charging

    Approx 5 hours

    Rapid charge

    Approx 1.2hours

    6 Max.charge current Constant Current 1C Constant Voltage 8.4V 0.01C cut-off
    7 Max.discharge current Constant current 1.0C end voltage 6.0V
    8 Standard Discharge Current Constant current 0.2 C end voltage 6.0V
    9 Discharge cut-off voltage 6.0V
    10 Max charge voltage 8.4V
    11 Initial Impedance ≤80mW
    12 Weight Approx:190g
    13 Operating temperature

    Charging: 0℃~45℃

    Discharging:-20℃~60℃

    14 Storage temperature -5℃~35℃
    15 Storage Humidity ≤75% RH
    16 Appearance Without scratch,distortion,contamination and leakage
    17

    Standard environmental condition

     

    Temperature : 23±5℃

    Humidity : 45-75%RH

    Atmospheric Pressure : 86-106 Kpa

     

    Application for lithium-ion battery pack

    The battery pack can used be various power supply

     

     

    Photos for Lithium Ion Rechargeable Battery Pack 18650 7.4V 4400mAh For Power Supply

    Lithium Ion Rechargeable Battery  Pack 18650  7.4V 4400mAh For Power Supply

    Period of Warranty

    The period of warranty is one year from the date of shipment. TAC guarantees to give a replacement in case of cells with defects proven due to manufacturing process instead of the customer abuse and misuse.

     

    Storage of the Batteries

    The batteries should be stored at room temperature, charged to about 30% to 50% of capacity.
    We recommend that batteries be charged about once per half a year to prevent over discharge.

     

     

    Contact Details
    HONG KONG TAC INDUSTRIAL CO., LTD.

    Contact Person: Vivian

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