21700 cylindrical lithium battery
Application Areas
Transportation: Electric bicycles, hoverboards, electric motorcycles, new energy vehicles
Smart Devices: Robotic vacuum cleaners, wearable devices, smart home devices, vacuum cleaners
Power Tools: Impact drills, POS machines, etc.
Outdoor Power Supply: Portable energy storage, mobile power sources
Consumer Electronics: High-intensity flashlights, drones, etc.
Industrial Applications: Automation equipment, robots, medical devices
Product Display
21700-4000mAh
21700-5000mAh
21700-6000mAh
Product real-life photos
Welcome to your inquiry,xaorange@outlook.com
Battery Specifications
📔 21700 Series Capacity & Weight Parameters
SN | Battery Type | Nominal Capacity (mAh) | Minimum Capacity (mAh) | Weight (g) |
1 | 21700-4000mAh | 4000 @0.2C | 3900 @0.2C | ≤71 |
2 | 21700-4500mAh | 4500 @0.2C | 4400 @0.2C | ≤71 |
3 | 21700-5000mAh | 5000 @0.2C | 4850 @0.2C | ≤73 |
4 | 21700-5500mAh | 5500 @0.2C | 5350 @0.2C | ≤73 |
5 | 21700-6000mAh | 6000 @0.2C | 5850 @0.2C | ≤75 |
📔 21700 Series Current & Internal Resistance Parameters
SN | Battery Type | Nominal Current (mA) | Maximum Current (mA) | AC Resistance (mΩ) | ||
Charging | Discharging | Charging | Discharging | |||
1 | 21700-4000mAh | 2000 | 4000 | 8000 | 12000 | ≤25 |
2 | 21700-4500mAh | 2250 | 4500 | 4500 | 13500 | ≤25 |
3 | 21700-5000mAh | 2500 | 5000 | 5000 | 10000 | ≤25 |
4 | 21700-5500mAh | 2750 | 5500 | 3850 | 11000 | ≤25 |
5 | 21700-6000mAh | 3000 | 6000 | 4200 | 12000 | ≤25 |
Product features
High Energy Density: Increased by 5-20%
Long Cycle Life: Increased by 20%
Fast Charging: 0.5C-4C
Durability: Over 1000 cycles
High Capacity: 6000mAh
Compatibility: 20% improvement in grouping efficiency, 25% cost reduction
Standardized Specifications: 99.99% assembly compliance rate
High Energy Density, Low Self-discharge, Long-term Storage
High Security: Passed through standards in China, the United States, Europe, Southeast Asia, and other countries
Welcome to your inquiry,xaorange@outlook.com