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best 18650 battery 2015 Best 18650 Battery

Best 18650 Battery
Products Details

Quick Details

Place of Origin: Guangdong, China (Mainland)

Brand Name: Puxun battery

Model Number: 48v 20ah lifepo4 battery pack

Type: Li-Ion

Nominal Voltage: 48V

Size: 460*155*70mm

Nominal Capacity: 20AH

weight: 6kg

color: yellow

protection: smart BMS

Packaging & Delivery

Packaging Details: 48v 20ah lifepo4 battery pack standard packing, according to the International Airway regulations
Delivery Detail: 1week

Specifications

48v 20ah lifepo4 battery pack 
1.with smart BMS 
2.brand cells opiton: samsung, sony, panasonic, sanyo 
3.2years warranty 

48v 20ah lifepo4 battery pack detail specs as follows:

Product Description

1

Voltage

48V

 

2

Capacity

Typical: 20Ah

0.2C discharge after full charge.

Min: 19.8Ah

3

Charge Voltage

54.6V±0.1V

 

4

Impedance 

250mΩ(Max)

 

5

Charging Mode

C.C/C.V.

Constant Current to Constant Voltage

6

Charging Method

Standard Charging 

2A

Fast Charging 

5A

7

Charging Time

Standard Charging

12H

Fast Charging

6H

8

End of Discharge Voltage

39V±0.05V

 

9

Overcharge Voltage

54.6±0.025V

 

10

Over Discharge Voltage

39V±0.05V

 

11

Max Discharge Current

50A

 

12

Short Circuit

Recover after removing the short circuit load

13

Operating Consumption Current

20uA (Max)

 

14

Operating Temperature

Charging

-20~45℃

Discharging

-20~60℃

15

Storage Temperature

-5℃-35℃

Storage capacity should be 40%~50% full charge capacity

16

Cycle Life

1000cycles

after 2000cycels,remain 70% capacity



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