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21700 4000mah 30A 40T Battery- Samsung

by Samsung

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A new beast has finally hit the market, Mooch confirms this Samsung 40T  in his testing is safe to say this is the king of all 21700!

Sold individually.


  • Brand: Samsung Model: 40T
  • Size: 21700
  • Nominal Capacity: 4000mAh
  • Nominal Voltage: 3.6V
  • Maximum Voltage: 4.2V
  • Discharge Current: 30A
  • Maximum Continuous Style: Flat Top
  • Approximate Dimensions: 21.1mm x 70.4mm
  • Approximate Weight: 66.8g