6.4V-4500mAhA-18650 Battery For Emergency Lighting

6.4V-4500mAhA-18650 Battery For Emergency Lighting

LiFePO4 Cylindrical Battery MODEL: TP-18650-2S3P-6.4V4.5Ah Outline Dimensions Specification Note: Standard Charging method 900mA CC (constant current) charge to 7.3V, then CV(constant voltage 7.3V) charge till charge current decline to ≤ 0.02C(90mA)

Product Details

LiFePO4 Cylindrical Battery

MODEL: TP-18650-2S3P-6.4V4.5Ah

Outline Dimensions


Specification

Item

Specification

Remark

Nominal Capacity

4.5Ah

@0.2C discharge (900mA)

Minimum. Capacity

4.35Ah

@0.2C discharge (900mA)

Minimum Energy

28.8Wh

@0.2C discharge (900mA)

 Nominal Voltage

6.4V


Charge Voltage

7.3V±0.02V


Charge Mode

CC/CV



 Charge


Standard charge : 900mA

Charge at 900mA to 7.3V, then 7.3V (constant voltage) until the charge current is less than 90mA (0.02C) cut off


Rapid charge : 2A

Charge at 2A charge to 7.3V, then 7.3V (constant voltage) until the charge current is less than 90mA (0.02C), cut off.


  Discharge

Standard Discharge : 900mA

Constant Current 900mA end Voltage 5.0V 

Rapid Discharge : 2A

Constant Current 2A end Voltage 5.0V

Max. charge current

2A

1.0C(45℃≥T≥ 10℃)
     0.2C(10℃≥T≥0℃)


cont.. Discharge Current


2A  to 5.0V

 0.5C(50℃≥ T≥ 45℃)
     1.0C(45℃≥T≥5℃)
     0.2C(5℃≥T≥-20℃)

Max  Discharge Current

4A,10S

2.0C(45℃≥T≥5℃)

 Resistance

 ≤150mΩ

1kHz AC Method

 Weight (Approx.)

280±2g



Dimensions(L*W*H)mm

(38±1)*(20±1)*(200±1)


Weighing 300gf at 25 ±2℃

Cycle LIfe

≤1500 times

@0.5C discharge,100%DOD


Operating Temperature

Charge: 0 ~ 45℃


Discharge : -20 ~60℃


Storage Temperature

1 year : 10~20℃

At half charged state

3 months : -0~25℃

1 month : -20~30℃

Storage Humidity

5% ≤RH ≤85%


Note:
Standard Charging method 900mA CC (constant current) charge to 7.3V, then CV(constant voltage 7.3V) charge till charge current decline to ≤ 0.02C(90mA)


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