Lifepo4 battery cell IFR26650 3.2V 3300Mah Lithium Battery For Solar Storage  with ROHS, MSDS, UL, CE BIS ,KC approved, please find more details bellow,if you need other capacity battery pack please contact with us .

• Type  of battery:  Cylindrical rechargeable LiFePO4 battery cell

• Model  of battery: IFR26650

• Nominal  Voltage: 3.2V

• Nominal  capacity: 3300mAh

• Charge mode: CC/CV(constant  voltage with limited current)

• Charge  Voltage: 3.65V

• Standard  charge current: 0.2C

• Fast  charge current: 1C

• Charge  cut-off current: 0.02C

• Charge  time: 1-7h

• Discharge  end voltage: 2.0V

• Standard  discharge current: 0.2C

• Max.  discharge current: 3C

• Discharge of peak current: 5C

• Size: Diameter(±0.3)26.3mm  *  Height(±0.5)65.5mm

• Weight: ≈88g

• Cycle  life: Capacity ≥70% of the nominal capacity at 25℃ after 2000 cycles (Standard  test)

• Operating temperature:Charge:0 to 45℃

• Discharge: -20 to 60℃

• Storage temperature(60±25%R.H. at the shipment state):

• 1 year:-20~20℃

• 3months:-20~45℃

• 1month:-20~45℃

• Temperature  dependence of discharge capacity:

• Charge  temperature Discharge  temperature

• 25℃-20℃ -10℃ 0℃ 25℃ 60℃

• Relative capacity  35% 50% 80% 100% 95%

• Discharge  rate capabilities

•  Current  0.2C  0.5C 1.0C 3.0C

•  Relative

•  Capacity  100%     97%      95%     90%

Product Features

 1. No memory effect
 2. No leakage and no  explosion.
 3. Environment-friendly
 4. Low internal resistance
 5.Rapid charge-discharge  cycle life up to more than 2000 times(80%DOD)
 6.Customizes shapes,  capacity, and voltage are accepted .
 7.Won't be effected in the  temperature from -20 degree centigrade to 65 degree centigrade.
 8.Can work continuously  7days in 70 degree centigrade and the performance won't get any damage, also  can be discharged in -40 degree centigrade
 9.Main Application:Solar  System, UPS, Power tool .etc

Advantage:

 1. Long life,  large capacity and good shock resistance
 2. Low self-discharge and good discharge performance at low temperature
 3. Strong charging acceptance and quick-charging capability
 4. Strong over-discharge resistance and charge retention
 5. Maintenance-free and no acid or water for maintenance in usage
 6. Most safe no explosion no fire
 7. High temperature performance
 8. Environmental friendly
 9. Lighter weight smaller size 
 10. Excellent large current discharge performance, and have obvious advantages  in startup and climbing