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21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell

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China 21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell wholesale
  • China 21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell wholesale
  • China 21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell wholesale
  • China 21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell wholesale
  • China 21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell wholesale
  • China 21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell wholesale

21700 Lithium-ion Battery Cell - 6000mAh, 3.6V, High-Drain Rechargeable Cell
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Brand Name :OiD
Model Number :21700-6000
Certification :Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Place of Origin :China
MOQ :100pcs
Price :$0.6 ~ $1.8
Payment Terms :L/C,T/T,Western Union
Supply Ability :100000
Delivery Time :3 ~ 30 days
Packaging Details :Carton
Name :21700 Battery
ODM :Free Custom Design For Packs
Capacity :6000mAh (nominal), 4400mAh (minimum)
Cathode :Lithium Nickel Manganese Cobalt Oxide (Li-NMC)
Type :Cylindrical Rechargeable Li-ion Cell
Voltage :3.6V (nominal), 4.2V (charge cut-off), 2.75V (discharge cut-off)
Charge :0.5C standard (3000mA), 1C max (6000mA)
Discharge :1C standard (6000mA), 2C max (12000mA)
Operating Temperature :Charge: 0°C to 45°C; Discharge: -20°C to 60°C
Cycle Life :500 cycles (≥70% capacity)
Weight :≤75g
Internal Resistance :≤25mΩ (AC 1000Hz)
Dimensions :21.65x 70.95±0.2mm
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Product Name: 21700 4500mAh Li-ion Cell

Electrical Parameters:

Parameter Value
Nominal Capacity 4500mAh
Minimum Capacity 4400mAh
Nominal Voltage 3.6V
Charge Cut-off Voltage 4.2V
Discharge Cut-off Voltage 2.75V
Standard Charge Current 0.5C (2250mA)
Max. Charge Current 1C (4500mA) @ 10°C–45°C
Standard Discharge Current 1C (4500mA)
Max. Discharge Current 3C (13500mA) @ 0°C–35°C
Internal Resistance ≤25mΩ (AC 1kHz)
Operating Temperature Charge: 0°C to 45°CDischarge: -20°C to 60°C
Cycle Life 500 cycles (≥90% capacity retention)1000 cycles (≥80% capacity retention)
Weight ≤71g
Dimensions 21.65±0.2mm (D) x 70.95±0.2mm (H)
Energy Density 238 Wh/kg

Key Features:

  • High energy density and long cycle life
  • Stable performance across a wide temperature range
  • Low internal resistance supports high discharge rates
  • Standard 21700 cylindrical form factor
  • Ideal for high-drain applications including power tools, electric vehicles, and energy storage systems

Applications:

  • Electric vehicles and e-bikes
  • Portable power stations
  • High-drain consumer electronics
  • Medical devices
  • LED lighting systems
  • UPS backup power units

Safety & Compliance:

  • Built-in protection against overcharge, over-discharge, and short circuit
  • Compliant with CE, RoHS, and UN38.3 certifications
  • Stable NMC chemistry with high thermal reliability

Notes:

  • All values are typical at 25°C and 1 atm unless specified.
  • Performance may vary based on usage conditions and load characteristics.
  • Refer to the full product specification sheet for detailed test conditions and limitations.
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