Test/review of LG 18650 C4 2800mAh (Brown)

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HKJ
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Test/review of LG 18650 C4 2800mAh (Brown)

LG 18650 C4 2800mAh (Brown)
DSC_3132
Official specifications:


  • Nominal capacity: 2850mAH
  • Minimum capacity: 2750mAh
  • Nominal voltage: 3.65V
  • Discharge end voltage: 2.75V
  • Standard charge: 1375mA (0.2C)
  • Max. charge voltage: 4.2V +/- 0.05V
  • Max. charge current: 2750mA (1C)
  • Cycle life: 300 cycles to 75% charge/discharge 0.5C
  • Max. discharge current: 1375mA -20°C ~ 5°C, 5500mA (2C) 5°C ~ 45°C, 4125mA 45°C ~ 60°C
  • Operating temperature: charge: -3°C ~ 50°C, discharge: -20°C ~ 60°C

LG%2018650%20C4%202800mAh%20(Brown)-info
This is a medium capacity cell with standard current capabilities.
DSC_3131
DSC_3133 DSC_3134
DSC_3135
DSC_3136
LG%2018650%20C4%202800mAh%20(Brown)-Capacity
Very nice discharge curves, capacity is constant up to a bit above rated current.
LG%2018650%20C4%202800mAh%20(Brown)-Temp-5.0
LG%2018650%20C4%202800mAh%20(Brown)-Temp-7.0
LG%2018650%20C4%202800mAh%20(Brown)-Temp-10.0
LG%2018650%20C4%202800mAh%20(Brown)-CapacityTimeHours
LG%2018650%20C4%202800mAh%20(Brown)-CapacityTime
LG%2018650%20C4%202800mAh%20(Brown)-Energy
LG%2018650%20C4%202800mAh%20(Brown)-PowerLoadTime
LG%2018650%20C4%202800mAh%20(Brown)-TripCurrent
LG%2018650%20C4%202800mAh%20(Brown)-Charge
Conclusion
This is a good quality cell for lower current usage (i.e. a couple of amps).
Notes and links
Vapcell told me that I was missing some cells in my comparator and they would be happy to supply them.
How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Compare to 18650 and other batteries

My website with reviews of many chargers and batteries (More than 1000): https://lygte-info.dk/