Samsung INR 18650 25R - 2500 mAh

Samsung INR18650-25R 2500 mAh battery for Subox, KBox Mini, Cupti and more

(4 reviews) Write a Review
In Stock

Perfect battery for the Subox Mini kits, Kanger Kbox Mini series and many other vape mods that require a minimum of 20A of continuous discharge rate (see the list below).

These batteries used to come blue but now are manufactured in green


  • Rechargeable Li-ion Power Battery Cell
  • High power battery cell
  • Model: 18650
  • Material: Li-ion
  • Voltage: 3.6V
  • Capacity: 2500mAh
  • Maximum continuing discharging current: 25A (at 25° C)
  • Dimension: Height 65 mm, Diameter 18 mm
  • Weight: 45g
  • Standard Charge: CC/CV @ 1A
  • Rapid Charge: CC/CV @ 4A


Operational charging temperature: 0°C to 50°C


1.5 years (stored at -30° C to 25° C)

3 Months (stored at 30° C to 45° C)

1 Month (stored at 30° C to 60° C)

WARNING:  Use special caution when working with Li-ion cells, they are very sensitive to charging characteristics and may explode or burn if mishandled. Make sure you have enough knowledge of Li-Ion rechargeable batteries in charging, discharging and assembly before use. Always charge in/on a fire-proof surface. Never leave charging batteries unattended.  We are not responsible for any damage caused by misuse or mishandling of Li-Ion batteries and chargers. Use a protected charger suitable for 18650 cell type. Vappora LLC will not be held responsible or liable for any injury, damage, or defect, permanent or temporary that may be caused by the improper use of a LI-ION battery.






4 Reviews Hide Reviews Show Reviews

  • FOR Kbox Mini-C

    Posted by jason herrington on 1st Feb 2018

    Bought this for my kbox mini c. it doesn't last long at all and i only vape at 16 watts.

  • Excellent

    Posted by Andrea Rodriguez on 20th May 2017

    Works great in my cupti!!

  • Excellent

    Posted by Andrea Rodriguez on 20th May 2017

    Works great in my cupti!!

  • Batteries

    Posted by John on 24th May 2015

    I bought two of these batteries as a spare set for my KBoxes. They work just fine and as advertised. No problems.


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  • Orders containing pre-ordered items will be shipped when the pre-ordered item is in stock and ready to be shipped. To avoid non pre-ordered items to be delayed please place separate orders.

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