Li-ion battery cell for back-up power/UPS/Christmas lights/solar system

li-ion battery cells with wide range application Cell material:LiFePO4 CE,EN15194,ROHS Customer design available

Specifications

Cell model 3.2V/10AHNominal capacity :10Ah

Nominal voltage :3.2V 

Inner resistance ≤ 9mΩ Charge end voltage :3.9V

Max charge voltage: 4.2V Discharge end voltage:2.5V

Max discharge voltage:2.00V

Standard charge method:Charge at 1C constant current(CC)until the voltage reaches 3.9V,then constant voltage(CV,3.9V) charge till charge current decline to 0.03C.

Charge time: About 3.5h

Max charge current :10A (1.0CA charge)Max discharge current: 20A (2.0CA discharge)Weight: 330 + - 10g 

 Recommended tempreture for transportation: 20 degrees Working temperature: charge 0-50centigrade

                                         discharge -20-50 centigrade

Storage temperature:  one month -10-40 centigrade

                                         two month  -10-35 centigrade

                                         three month  -10-35 centigrade

The battery typical working curve

(1)High and low temperature testing typical curve

  

 (2)1C Typical charge-discharge curve

  

 (3)Different rate discharge typical curve

Product structure diagram

LiFePO4  battery application:

Mass production photos

 

Customized designs are available and welcome.For  more detailed specification, please consult GTL .