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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
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
Specifications
Brand Name :
OiD
Model Number :
INR21700N55A30
Certification :
Compliant with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Place of Origin :
China
MOQ :
100pcs
Price :
$0.5 ~ $100.0 / pcs
Delivery Time :
3 ~ 7 days for storage
Payment Terms :
TT,L/C,Western Union
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
Description

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

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

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

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Product Detail
Brand Name :
OiD
Model Number :
INR21700N55A30
Certification :
Compliant with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Place of Origin :
China
MOQ :
100pcs
Price :
$0.5 ~ $100.0 / pcs
Contact Supplier
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

Shenzhen Jianheng Technology Co., Ltd.

Verified Supplier
1 Years
shenzhen
Since 2020
Business Type :
Manufacturer, Distributor/Wholesaler
Main Products :
Lithium Ion Battery, LiFePo4 Battery, Solid State Battery
Total Annual :
15000000-20000000
Employee Number :
300~500
Certification Level :
Verified Supplier
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