Test/review of GP ReCyko+ AA 2700mAh (Green)

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HKJ
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Test/review of GP ReCyko+ AA 2700mAh (Green)

GP ReCyko+ AA 2700mAh (Green)

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Official specifications:


  • Nominal voltage: 1.2V
  • Typical capacity: 2600mAh at 500mA discharge to 1.0V at 20°C
  • Nominal capacity: 2500mAh
  • Lifetime: 6 years or 300 cycles
  • Low self discharge
  • Recommended discharge current: 250 to 7500mA
  • Fast charge: 1250mA to 2500mA with -dv/dt
  • Service life: >500 cycles (IEC standard)
  • Internal resistance 18mOhm (range 14-28mOhm) at 1000Hz
  • Ambient temperature range: Standard charge 0°C ~ 45°C, Fast charge: 10°C ~ 45°C, Discharge: -20°C ~ 50°C, Storage: -20°C ~ 35°C

GP%20ReCyko+%20AA%202700mAh%20(Green)-info

Maximum temperature raise at different discharge currents: 1A:+1,2°C, 2A:+3,4°C, 3A:+5,9°C, 5A:+11,1°C, 7A:+16,3°C, 10A:+23,0°C

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GP%20ReCyko+%20AA%202700mAh%20(Green)-Capacity

Fairly standard NiMH discharge curves, the cell are not matches completely. They have a lot of capacity at low current draw and as usual the capacity goes down with load. At very high current (Above 5A) the cells need to be warm for best performance.

GP%20ReCyko+%20AA%202700mAh%20(Green)-CapacityTime

GP%20ReCyko+%20AA%202700mAh%20(Green)-CapacityTimeHours

GP%20ReCyko+%20AA%202700mAh%20(Green)-Energy

GP%20ReCyko+%20AA%202700mAh%20(Green)-PowerLoadTime

GP%20ReCyko+%20AA%202700mAh%20(Green)-CurrentTest

GP%20ReCyko+%20AA%202700mAh%20(Green)-Charge



Conclusion

These batteries has good performance, especially at low current draw.



Notes and links

How is the test done and how to read the charts
Compare to other AA/AAA batteries: Alkaline/NiMH/Lithium

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