EagleTac Panasonic 18650 3100mAh Protected Rechargeable Battery

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EagleTac Panasonic 18650 3100mAh

These second generation 18650 cells offer ultra-high capacity at 3100mAh.

We are the first to offer protected 3100mAh 18650 li-ion with only 68mm in height. That makes it highly compatible with all 18650 flashlights and chargers in the market.

The protruded button top design makes it work with any flashlight that uses hardware anti-reversed battery polarity protection. It also ensure good conductivity when multiple batteries are used in series.


  • Made in Japan NNP battery cells
  • Uses newest and best LiNiCoAlO2 chemistry
  • 304 Stainless steel button top
  • IC protected against short, over-discharge, over-charge
  • Measures only 68mm in height
  • Button top design
  • Steel plate reinfocred bottom
  • Ultra high capacity and high voltage even under heavy loading
  • Safety vent with thermal cut-off protection

These imported Japanese li-ion cells offer world-highest capacity. Each cell is fully tested and internal resistance balanced and sorted from the manufacturer (we also perform individual testing before and after packing, and before shipping out.)

Our 3100mAh battery cells outperform other Japanese and Korean leading battery manufacturers in terms of capacity, under-load voltage, consistency, and compatibility.

Voltage: Typical 3.6V (4.2V when fully charged)
Capacity: 3100mAh (discharged at 0.2C)
Dimensions: 18.6mm x 68mm (+/-0.1mm)
Current over-flow protection: 5A-6A
Weight: 50gram
World best and most reliable battery cells