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[China]
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Address: A308 Zhiyun Building,Huaxing Road,Longhua,Shenzhen,China
Contact name:David
Shenzhen SunFiD New Energy Co.,Ltd |
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Verified Suppliers
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Lifepo4 Battery Cell Lithium Li-Ion Battery 21700 3.7V 4800Mah Battery Cell 21700 Battery 5000Mah
Overview
Quick Details
Place of Origin: China
Brand Name: OKTANMAX
Model Number: OK21700
Model: 21700
Type: li-ion
Features: Long Cycle Life
Product name: 21700 3.7V
Keywords: 21700 battery
Application: Power Tools
Supply Ability
10000 Unit/Units per Day
Packaging & Delivery
Packaging Details: Carton
Port: Shenzhen
Products Description
| Type | Lithium Ion Battery |
| Model | 21700 |
| Color | as your requirement |
| Standard capacity(0.2C5A) | 4800mah ~5000mAh |
| Rated voltage | 3.7V |
| Max.charge voltage | 4.2V |
| Cut-off voltage | 2.5V |
| Standard charge current | 0.5C |
| Max continuous discharge current | 3C |
| Peak discharge current | Customized |
| Battery dimension | 21*70mm |
| (Approx.)Total weight(Approx.) | about 69G |
| Standard charging temperature | 0℃~45℃ |
| Discharge temperature | -20℃~60℃ |
| Storage temperature | -20℃~45℃ |
| Cycle life | >800 times |
| Warranty | 12 month |
| Option | Connectors/other Capacity/Metal case |
Specifications:( 21700 4200mah 30A P42A)
| Model | OKLI21700 |
| Size | 21.3*70.2mm |
| Nominal voltage | 3.60V |
| End-of-charge voltage | 4.20V |
| End-of-discharge Voltage | 2.50V |
| Typical Capacity | 4200mAh (0.2C discharge) |
| Min capacity | 4000mAh (0.2C discharge) |
| Weight | Max:70g |
| Internal resistance | Max:11mΩ (AC 1kHz) |
| Standard Charge | 1500mA,CCCV 100mA cut-off |
| Charging Time | 4hours(standard charge) |
| Quick Charge Current | 3000mA |
| Max Continuous Discharge Current | 30000mA |
| Operating Temperature | Charging, 0°C ~ 45°C |
| Discharging, -20°C~70°C | |
| Storage Temperature | -5°C~35°C |
| Storage Humidity | ≤75%RH |
| Appearance | Without scratch,distorion,contamination, |
| and leakage | |
| Standard environmental condition | Temperature: 23±5°C |
| Humidity :45-75%RH | |
| Atmospheric Pressure :86-106KPA |
