Product Description

Samsung 21700 battery 50E high capacity battery INR21700-50E 5000mAh

1. Standard discharge capacity: Min. 4900mAh                                         (0.5C charge ,100mA cut-off, 0.2C discharge, 2.5V cut-off)

2. Rated discharge capacity: Min. 4753mAh                                          (0.5C charge 0.1A cut-off, 1C discharge, 2.5V cut-off)

3. Nominal voltage: 3.6V

4. Charge voltage: 4.2V

5. Standard charge: CCCV ,4.2V 2450mA charge 0.1A cut-off

6. Charge Time: 3hours

7. Max. continuous discharge: 9.8A at 25°C

8. Discharge cut-off voltage: 2.5V

9. Cycle life: 500 cycles to 80% at Rated discharge.

10. Cell weight: 69.0g max

11.Cell dimension: Height: Max: 70.80mm,                               Diameter: max. 20.25mm

12. Operating temperature (surface): Charge 0°C ~ 50°C (Recommended <45°C),                                                        Discharge -20C° ~ 80°C (Recommended <60°C)

13. Storage temperature: 1 month: -20°C ~ 60°C,                                          3 months: -20°C ~ 45°C,                                          1 year: -20°C ~ 25°C

Application:

1. Smart home/Intelligent housing battery: Sweeper, vacuum cleaner, electric curtain, electric toothbrush, heating blanket/suit 

2. Electric tool battery: Garden tools, electric screwdriver, electric wrench, electric lawn mower, electric sprayer, electric scissors
3. Electric vehicles battery: E-bike, electric wheelchair, electric toy car, model airplane, vehicles monitoring, vehicles entertainment system 
4. Energy storage battery: electric vehicle tool car , industrial equipment, outdoor portable power supply, ground alarm, fault indicator, power system, UPS 

Features:

·         High Capacity and Stable Discharge Voltage

·         Light weight, small size and high performance

·         Small internal resistance

·         Outstanding Discharge properties and Storage Capacity

·         Pollution free, long cycle life

·         No memory effects

·         Existing stock for short delivery time.

·         Factory price, high quality.

 

Application: E-bike, E-scooter, EV (Electric Vehicle), Garden Tool, Vacuum Cleaner, ESS(Energy Storage System), UPS(Uninterruptible Power Supply).
Please notice that this cell is not for sale.
Cells can not be single used outside battery packs without PCM.  
EVVA is capable of assembling different battery packs by combining these high-end battery cells and self-developed BMS based on our professional rich skills.
OEM orders are available.

Payment Terms︰ TT

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