YLE NCR18500 A225 2250mAh (Green)

Official specifications:
  • Nominal voltage: 3.6V
  • Nominal capacity: 2250mAh
  • Minimum capacity: 2150mAh
  • Charge voltage: 4.2V
  • Standard charge current: 450mA
  • Maximal charge current: 1575mA
  • Discharge cut-off voltage: 2.5V
  • Nominal discharge current: 450mA
  • Maximal continuous discharge current: 4000mA
  • Operating temperature: 0°C ~45°C
  • Storage temperature: -20°C ~ 60°C
  • Cycle life: 300 cycles

This is a YLE 18500 battery from Ebay (The order included a invoice with a address in Berlin).

The two cell match nicely and can easily deliver the rated 4A.


This looks like a good 18500 cell. Capacity is high for the size, but it is not a high current cell in any way.

Notes and links

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
Graphical comparison to 18650 and other batteries
Table with all tested LiIon batteries