Sanyo - NCR20700B Battery - 4250mAh 15A

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2.30 Ounces
  • Brand: Sanyo
  • Model: NCR20700B
  • Size: 20700
  • Nominal Capacity: 4250mAh, typical
  • Rated Capacity: 4000mAh
  • Nominal Voltage: 3.6V
  • Maximum Voltage: 4.2V
  • Discharge Current: 15A Maximum Continuous with 75C degree cutoff
  • Style: Flat Top
  • Protected: NO
  • Approximate Dimensions: 20.35mm x 70.3mm
  • Approximate Weight: 63g


Battery safety advisement:

  • Do NOT store batteries loose, in pockets, or with other objects (especially metal such as coins).  If they are not in your mod, and not on the charger, please use a plastic battery case for storage.
  • Do NOT over-discharge or overcharge the battery.  Doing so will shorten the battery's life and can make it pop or leak.
  • Do NOT short circuit, as it will release a massive current.
  • Do NOT dispose of near or in a fire.
  • Do NOT stack more than one battery, as it may potentially blowout and cause serious damage to your person and those around you.
  • ALWAYS check your battery's condition; look for signs of wear and tear.  If there is, please dispose of the battery safely

Below is a link to Mooch's blog on NCR20700B's:

Sanyo NCR20700B 4000mAh 20700 Bench Test Results...a peek at the future?