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21700 3.6V 5000mAh 40A Li-Ion Battery 500 Cycles

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21700 3.6V 5000mAh 40A Li-Ion Battery 500 Cycles

Brand Name : OiD

Model Number : INR21700N50JH8

Certification : Complies 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 5000mAh Battery

ODM : Free custom design for packs

Battery Type : 5000mAh Rechargeable

Cathode : NCM or NMC

Higher Energy Density : Longer Runtime for 20-30% more energy than 18650 cells

Superior Power Output : Higher discharge rates (up to 40A)

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

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INR21700N50JH8 3.6V 5000mAh 40A Discharge 500 Cycles

Product Name

INR21700N50JH8 High-Rate Li-Ion Battery

Advantages

High-capacity 5000mAh with superior rate performance
Ultra-low internal resistance (≤7mΩ)
Extended cycle life (500 cycles)
Multi-rate discharge capability (up to 8C/40A)

Specifications

Parameter	Specification
Nominal Voltage	3.6V
Nominal Capacity	5000mAh
Minimum Capacity	4900mAh
Charge Cut-off Voltage	4.20V
Discharge Cut-off Voltage	2.5V
Standard Charge Current	2.5A (0.5C)
Max. Charge Current	5A (15-45°C), 3A (0-15°C)
Standard Discharge Current	5.0A (1C)
Max. Continuous Discharge	40A (8C) @ 35°C≥T≥0°C 25A (5C) @ 45°C>T≥35°C 15A (3C) @ 60°C>T≥45°C 10A (2C) @ 0°C>T≥-20°C
Internal Resistance	≤7mΩ (AC impedance, 1000Hz)
Dimensions	21.65±0.2mm (D) × 70.95±0.2mm (H)
Weight	≤73g

Cycle Life

Test Condition	Performance
500 cycles (2.5A charge / 15A discharge)	≥70% of initial capacity retained
Charge/Discharge Cut-off	4.2V / 2.5V, 75°C thermal cut-off

Discharge Curve

Operating Temperature Range

Condition	Temperature Range
Charging	0°C to 45°C (Surface: 0-50°C)
Discharging	-20°C to 60°C (Surface: -20-75°C)
Storage (Short-term)	-20°C to 40°C (≤3 months)
Storage (Long-term)	-20°C to 20°C (3-12 months, 10-35% SOC)

Certifications

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

Key Features

Multi-Rate Performance: 95% efficiency at 2C (10A), 92% at 6C (30A)
Thermal Resilience: Stable operation from -20°C to 60°C
Safety Built-in: Passes overcharge/over-discharge/short-circuit tests

Applications

High-power tools
Electric vehicles (EV power systems)
Industrial equipment
Energy storage systems

21700 3.6V 5000mAh 40A Li-Ion Battery 500 Cycles

Usage Warnings & Precautions

Critical: Never exceed 4.2V charge voltage or discharge below 2.5V
Use only with CC/CV chargers (2.5A standard)
Terminate discharge if surface temperature exceeds 75°C

Storage Guidelines

Store at 10-35% SOC in dry environment (0-50% RH)
Recharge every 12 months for long-term storage

Warranty & Disclaimer

12-month performance warranty (excludes physical damage/misuse)
Not liable for damages caused by improper welding or circuit design

Product Tags:

40A 3.6 V 5000mAh Battery

5000mAh Battery High Rate

21700 Li Ion Battery Customized

21700 3.6V 5000mAh 40A Li-Ion Battery 500 Cycles Images

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