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Samsung 40T 21700 Battery


Availability: In Stock

Quick Overview

40T an incredible 25a/40a battery by samsung

Please note: Cells sold individually

Due to shipping restrictions batteries cannot be sent via air service which includes UPS Express and Royal mail, unfortunately we can’t offer free shipping over £30 if batteries are in your cart for these reasons. Evolution Vaping Apologies for any inconvenience this may have caused.



  • • Model: 40T
  • • Size: 21700
  • • Manufacturer: Samsung
  • • Country of Origin: South Korea
  • • Chemistry: INR
  • • Max. continuous discharge current: 25A (35A Temp Limited)
  • • Nominal capacity: 3950 mAh
  • • Nominal voltage: 3.6 V
  • • Discharge end voltage: 2.5 V
  • • Charging voltage: 4.20 +/- 0.05 V
  • • Standard charging current: 1.5 A
  • • Protection: Not Protected (Flat-Top)


Samsung SDI who is the manufacturer of these batteries only deems them safe to be used in products that have a suitable battery management system. Any other uses would be deemed as a misuse, therefore, Evolution Vaping and Samsung SDI will not be held liable for damaged caused to property or person.

All batteries contain a label decal stating the approximate voltage and capacity. This label is easily removed to reveal the manufacturer print. The label decal is a requirement by the U.S. Government (IATA) which regulates the shipping of lithium ion batteries.

Warnings: Do not overcharge or over discharge, Recharge drained batteries immediately, Do not short circuit, Do not dispose of in fire, Do not expose to extreme heat or water, Please be familiar with handling lithium-ion batteries before purchase

If you would like to see Mooch's test results on these battereis please click HERE

Never Carry Loose batteries around in your pocket/bag. 

Additional Information

Specifications No
Package Contents

1xSamsung 40T 21700 Battery

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