logo
Send Message
Shenzhen Jianheng Technology Co., Ltd. 0086-137-25559416 alan@liion-batt.com
3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles

3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles

Products - 21700 Battery
  • Highlight

    500 Cycles 3.6 V 21700 Battery

    ,

    5500mAh 30A Battery

    ,

    30A Battery High Capacity

  • Name
    3.6 V 21700 Battery
  • ODM
    Free Custom Design For Packs
  • Battery Type
    5500mAh Rechargeable
  • Cathode
    NCM Or NMC
  • Higher Energy Density
    LongerrRuntime For 20-30% More Energy Than 18650 Cells
  • Superior Power Output
    Higher Discharge Rates (up To 30A)
  • Cost-Effective & Space-Saving
    Reduce Pack Weight And Cost By Requiring Fewer Cells In Series And Parallel
  • Future-Proof
    Ensure Compatibility With Next-gen Tech For High-demand Applications
  • Place of Origin
    China
  • Brand Name
    OiD
  • Certification
    Compliant with UN38.3, CE, RoHS, and IEC 62133 safety standards.
  • Model Number
    INR21700N55A30
  • Minimum Order Quantity
    100pcs
  • Price
    $0.5 ~ $100.0 / pcs
  • Delivery Time
    3 ~ 7 days for storage
  • Payment Terms
    TT,L/C,Western Union

3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles

  • 3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles
  • 3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles
  • 3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles
  • 3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles
Get Price Contact Now

INR21700N55A30 21700 Battery 3.6V 5500mAh 30A 500 Cycles High Capacity

Product Name

INR21700N55A30 21700 Battery

Advantages

  • High Energy Density: 5500mAh capacity for extended runtime.
  • Robust Performance: Supports high continuous and pulse discharge currents.
  • Long Cycle Life: Retains ≥80% capacity after 500 cycles.
  • Wide Temperature Tolerance: Reliable operation in extreme environments.

Specifications

Parameter

Value

Nominal Voltage

3.6V

Nominal Capacity

5500mAh

Max Charge Voltage

4.20V ± 0.05V

Max Charge Current

10A

Max Continuous Discharge Current

16.5A (No temp cut), 30A (75℃ cut)

Max Pulse Discharge Current

70A (2s pulse)

Discharge Cut-off Voltage

2.50V

AC Impedance (1kHz, 30% SOC)

≤15.0mΩ

Dimensions (Dia × Height)

21.25±0.15mm × 70.30±0.20mm

Weight

≤75g

Cycle Life

Condition

Performance

500 Cycles (0.5C Charge / 1C Discharge)

≥80% Capacity Retention

300 Cycles (1C Charge / 3C Discharge)

≥80% Capacity Retention

200 Cycles (1C Charge / 4C Discharge)

≥60% Capacity Retention

Discharge Curve

3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles 0

 

Operating Temperature Range

Mode

Ambient Temperature Range

Surface Temperature Range

Charging

0°C to 45°C

0°C to 50°C

Discharging

-20°C to 60°C

-20°C to 80°C

Storage (Long-Term)

-20°C to 25°C

N/A

Certifications

Compliant with UN38.3, CE, RoHS, and IEC 62133 safety standards.

Key Features

  • High Safety: Passes crush, short-circuit, and thermal abuse tests.
  • Low Self-Discharge: ≤3% monthly at 25°C storage.
  • Fast Charging: Full charge in 180 minutes at 10A current.
  • Consistent Performance: Tight voltage and impedance tolerances (ΔV ≤10mV, ΔR ≤2mΩ).

Applications

  • Power tools (e.g., drills, saws)
  • Electric vehicles (e-bikes, scooters)
  • Energy storage systems (solar, UPS)
  • Industrial equipment (robotics, drones)
  • High-drain portable devices (camping gear, medical devices)

3.6V 21700 Battery 5500mAh 30A High Capacity 500 Cycles 1

Usage Warnings & Precautions

  • Voltage Limits: Do not exceed 4.25V during charging or discharge below 2.50V.
  • Temperature Control: Avoid charging above 50°C surface temperature.
  • Short-Circuit Prevention: Use insulated tools; keep terminals clean.
  • No Modification: Never disassemble or pierce the battery.

Storage Guidelines

  • Short-Term (≤3 months): Store at -20°C to 45°C, 30%-50% SOC.
  • Long-Term (>3 months): Store at -20°C to 25°C, 3.5V-3.7V voltage.
  • Maintenance: Recharge every 3 months to 3.65V using 0.5C current.

Warranty & Disclaimer

  • 12-Month Limited Warranty: Covers manufacturing defects.
  • Exclusions: Damage from misuse, improper storage, or unauthorized modifications.
Tags:

21700 Li Ion Battery

3.6 Volt Lithium Battery

2000mAh Li Ion Battery

Related Products

Our products are sold all over the world, you can rest assured.

Get a Quote