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Home > Headway LiFePO4 Battery>Headway 40175L 3.2V 25Ah cylindrical lifepo4 battery cell

Headway 40175L 3.2V 25Ah cylindrical lifepo4 battery cell

Headway LiFePO4 Battery
Headway 40175L 3.2V 25Ah cylindrical lifepo4 battery cell
Description

Rated capacity:

Rated capacity =25Ah, the capacity obtained when a cell is discharged at 5-hour rate to voltage 2.0 V at 25±2.5 OC.

 

Standard charge method:

At 25±2.5 OC, charged to 3.65V at a constant current of 0.5C, and then, charged with constant voltage of 3.65V until the charged current drops below 0.01C.

 

Standard discharge method:

At 25±2.5 OC, discharged to 2.5 V at a constant current of 1C.

 

Cell type, bar code, appearances, and dimensions

 

barcoding and appearancedimension

Cell specification

 

ITEM

SPECIFICATION

Nominal capacity

25Ah @ 0.2C

Minimum capacity

24.5Ah @ 0.2C

Nominal voltage

3.2V

Max Charging voltage

3.65 ±0.05 V

Discharge ending voltage

2.5 ±0.05 V

Charge current

Standard charge: 0.5C

Max charge: 2C when T≥10 OC

Max charge: 1C when 10 OC≥T≥0 OC

Max charge: 0. 1C when 0 OC≥T≥-10 OC

Discharge current

Standard discharge: 1C

Max continuously discharge: 3C

Max instant discharge: 6C

Recommended charge and discharge cell surface temperature

Charge: 0~45 OC

Discharge: -20~60 OC

Maximum allowable charge and

discharge cell surface

temperature. Charging and

discharging at these conditions will

shorten cell cycle life.

Charge: 60 OC

Discharge: 75 OC

Humidity range

0~90%RH (none condensing)

Internal resistance

≤4mOhm (AC Impedance, 1000HZ)

Cell dimension

Height: 176.0 mm Max

Diameter: 41.0mm Max

Weight

~520g

Energy density

152Wh/kg

 

discharge and cycle life curves

 

Our Lithium Ion Phosphorus Batteries are versatile and can be used in various applications, including:

Electric cars: Our Lithium Ion Phosphorus Batteries are ideal for use in electric cars thanks to their high energy density, fast charging, and long lifespan. This ensures that the car remains efficient and reliable, reducing the cost of ownership and increasing the range of the car.
Solar energy systems: Our Lithium Ion Phosphorus Batteries are also ideal for use in residential and commercial solar energy systems, thanks to their high energy density, fast charging, and long lifespan. This ensures that the system remains efficient and reliable, reducing the reliance on grid power and increasing the return on investment.
Portable devices: Our Lithium Ion Phosphorus Batteries are perfect for use in portable devices such as smartphones, tablets, and laptops, thanks to their lightweight nature, high energy density, and fast charging. This ensures that the devices remain efficient and reliable, increasing productivity and reducing downtime.
Power tools: Our Lithium Ion Phosphorus Batteries are ideal for use in power tools, thanks to their high discharge rate and long lifespan. This ensures that the tools remain efficient and reliable, reducing downtime and increasing productivity.


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