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3.2V-4500mAh-18650 Battery For Emergency Lighting

3.2V-4500mAh-18650 Battery For Emergency Lighting

山东群英会 LiFePO4 Cylindrical Battery MODEL: TP-18650-1S3P-3。2V4。5Ah Outline Dimensions Specification Note: Standard Charging method 900mA CC (constant current) charge to 3。65V, then CV(constant voltage 3。65V) charge till charge current decline to ≤ 0。02C(90mA)

Product Details

LiFePO4 Cylindrical Battery

MODEL: TP-18650-1S3P-3.2V4.5Ah 

Outline Dimensions

Specification

Item

Specification

Remark

Nominal Capacity

4。5Ah

@0.2C discharge (900mA)

Minimum。 Capacity

4。35Ah

@0.2C discharge (900mA)

Minimum Energy

14。4Wh

@0.2C discharge (900mA)

 Nominal Voltage

3。2V


Charge Voltage

3.65±0.02V


Charge Mode

CC/CV



 Charge

Standard charge : 900mA

Charge at 900mA to 3.65V, then 3.65V (constant voltage) until the charge current is less than 90mA (0.02C) cut off

Rapid charge : 2A

Charge at 900mA charge to 3.65V, then 3.65V (constant voltage) until the charge current is less than 90mA (0.02C), cut off.


  Discharge

Standard Discharge : 900mA

Constant Current 900mA end Voltage 2.5V

Rapid Discharge : 2A

Constant Current 2A end Voltage 2。5V

Max。 charge current

2A

0.5C(45℃≥T≥ 10℃)
     0.2C(10℃≥T≥0℃)


cont。。 Discharge Current


4A  to 2.5V

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

Max  Discharge Current

5A,10S

2.0C(45℃≥T≥5℃)

 Resistance

 ≤100mΩ

1kHz AC Method

 Weight (Approx。)

155±2g



Dimensions(L*W*H)mm

Max:37.5*35.5*67


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 3.65V, then CV(constant voltage 3.65V) charge till charge current decline to ≤ 0.02C(90mA)


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