A Complete Guide to Cylindrical Lithium Battery Cells

Haicen HCITR26/70-36P | 3.2V 3600mAh Cylindrical Cells for batteries

HCITR26/70-36P | 3.2V 3600mAh Lithium Cells

From Cell to Pack: Your Complete OEM Battery Solution
We are more than a cell supplier; we are your expert partner in custom battery pack assembly. Using our high-quality cylindrical cells, we provide full OEM services—from design and BMS integration to professional spot welding, casing, and testing. We help you bring a safe, reliable, and market-ready battery pack to your brand.

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  • Key Features:

    Full In-House Capability: 

    Cell supply, BMS design, welding, assembly, and testing under one roof.

    Professional Spot Welding: 

    Ensures low resistance and highly reliable connections between cells.

    Custom BMS Integration: 

    Tailored protection and smart features for your specific application.

    Flexible Packaging: 

    Custom shapes, sizes, and connectors to fit your product perfectly.

    Quality Assurance: 

    Every pack undergoes rigorous testing before shipment.


    Dimensions:


    Major Technical Parameters:

                                                                                     HCITR26/70-36P
    ItemStandardNote
    Standard Capacity3600mAh1C (current value of 3600mA at 1C)
    Minimum Capacity3600mAh
    Standard Voltage3.2V
    Alternating Internal Resistance≤20mΩ
    Charge Conditions3.65±0.05V
    0.01C
    3.65±0.05V
    0.02C
    Constant-current charge to 3.65V at 1C, constant voltage charge to stop until 0.02C mA
    Standard Charge Current1C
    Max. Charging Current3C
    Discharge Cut-off Voltage2.0V
    Standard Discharge Current1C
    Max. Continuous Discharge Current5C
    Cycle Characteristic≥2000 times (100%DOD)
    ≥4000 times (80%DOD)
    The residual capacity is no less than 80% of rated capacity at 1C charge / 5C discharge.
    Working TemperatureCharge: 0℃~55℃
    Discharge: -20℃~60℃

    Storage Temperature-20℃~55℃Short-term storage (< 3 months)
    Cell Weight<93g


    Characteristics Curves:


    Applications:  

       Branded Power Banks and Portable Packs

       Custom Packs for Electric Tools and Appliances

       Battery Packs for Light Electric Vehicles

       Medical, Security, and IoT Devices


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  •                                                                                  HCITR26/70-36P
    ItemStandardNote
    Standard Capacity3600mAh1C (current value of 3600mA at 1C)
    Minimum Capacity3600mAh
    Standard Voltage3.2V
    Alternating Internal Resistance≤20mΩ
    Charge Conditions3.65±0.05V
    0.01C
    3.65±0.05V
    0.02C
    Constant-current charge to 3.65V at 1C, constant voltage charge to stop until 0.02C mA
    Standard Charge Current1C
    Max. Charging Current3C
    Discharge Cut-off Voltage2.0V
    Standard Discharge Current1C
    Max. Continuous Discharge Current5C
    Cycle Characteristic≥2000 times (100%DOD)
    ≥4000 times (80%DOD)
    The residual capacity is no less than 80% of rated capacity at 1C charge / 5C discharge.
    Working TemperatureCharge: 0℃~55℃
    Discharge: -20℃~60℃

    Storage Temperature-20℃~55℃Short-term storage (< 3 months)
    Cell Weight<93g


  • How do your lithium cells ensure safety during operation?

    Our cells incorporate multiple safety features, including proprietary electrode coatings to prevent dendrite formation, built-in CID (Current Interrupt Device) for overpressure protection, and ceramic separators that withstand high temperatures. Each cell undergoes rigorous testing including nail penetration and overcharge tests.

  • What is the typical cycle life of lithium cells?

    Under standard conditions (25°C, 80% DoD):

    LiFePO4 cells: 3,000-5,000 cycles with ≥80% capacity retention

    NMC cells: 1,500-2,000 cycles with ≥80% capacity retention
    Actual lifespan depends on operating temperature, discharge rates, and maintenance practices.

  • What quality certifications do your cells carry?

    All cells meet international standards including UN38.3, IEC62619, and UL1642. Our manufacturing process is ISO9001 certified, with complete traceability from raw materials to finished products. Each batch undergoes comprehensive testing including cycle life, internal resistance, and thermal stability assessments.

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