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Home > Headway LiFePO4 Battery>Headway 40146L 20ah LiFePO4 Battery Cell

Headway 40146L 3.2 v 20ah LiFePO4 Battery Cell



40146L 20ah lifepo4 cell40146L 20ah lifepo4 cell


Rated capacity:


Rated capacity =20Ah, the capacity obtained when a cell is discharged at 5-hour rate to voltage 2.0 V at 252.5 OC.


Standard charge method:


At 252.5 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 252.5 OC, discharged to 2.5 V at a constant current of 1C.


Cell type, bar code, appearances, and dimensions


Cell type:HW 40146L




Cell bar code and appearances

*Cell bar code and appearances





ITEM

SPECIFICATION

Nominal capacity

20Ah @ 0.2C

Minimum capacity

19.5Ah @ 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 T10 O

Max charge: 1C when 10T0

Max charge: 0.1C when 0T-10

Discharge current

Standard discharge: 1C

Max discharge: 3C

Max instant discharge: 6C

Recommended charge and discharge

cell surface temperature

Charge: 045  Discharge: -2060 

Maximum allowable charge and discharge cell surface temperature. Charging and discharging at these conditions will shorten cell cycle life.

Charge: 60
Discharge: 75 

Humidity range

090%RH (none condensing)

Internal resistance

4mOhm (AC Impedance, 1000HZ)

Cell dimension

Height: 146mm Max Diameter: 41mm Max

Weight

44510g




discharge curve at different rate discharge curve at different temerature


cycle life curve


Applications:

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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