Samsung 25R Green 2500mAh 18650 Genuine Battery High Drain Li-ion INR18650-25R - Flat Top - Battery case Included

Minimum Purchase:
2 units
Free Battery Case is included when batteries are bought in quantities of 2 or multiples of 2. (Example 2, 4, 6, 8, 10, etc.)
On Sale
MSRP: $6.20
Now: $4.90
Was: $5.90
— You save $1.30


Samsung 25R 18650 High drain Hybrid IMR - High Drain-High discharge rechargeable battery (Green).

Free 18650 protective case - with each pair of batteries purchased.




Samsung 25R Battery Specifications:

  • Capacity: 2500mAh at Discharge: 0.2C, 2.5V discharge cut-off
  • Charge CC/CV: 2.25A, 4.20 ± 0.05 V, 100mA cut-off (Max charge current 4A)
  • Charging time: Standard charge 180min / 100mA cut-off 
  • Charge at max charging current: 50min (at 25°C) / 100mA cut-off (will impact batt. life)
  • Max. continuous discharge: 20A(at 25°C),
  • Max. Temperature cut-off: 70°C
  • Weight: 45g
  • Dimensions: H 64.85± 0.15mm D 18.33 ± 0.07mm
  • Chemistry: NCA
  • Nominal Voltage: 3.6V
  • Positive terminal: Flat top
  • Battery size | shape: 18650 | cylindrical 


  • Never completely discharge li-ion battery ( below 2.5V under load ).
  • Charge fully to 4.2V before first use.
  • Never attach any metal moving part |magnet| to the top-positive, or the bottom-negative battery contact.
  • Never use force to install (insert) li-ion battery.
  • Do not use old and new battery cells together. 
  • Use only high quality battery charger.
  • Do not expose to heat. 
  • Do not short (connect) positive (top), and negative (bottom) battery terminals (contacts). 
  • Keep battery that is not in use in plastic holder (or any insulating [plastic] container).
  • Do not charge battery over 4.22V (another reason to use high quality battery charger).
  • Do not charge unattended.
  • Do not store your li-ion batteries fully charged (for extended period of time).
  • Store in cold and dry place at approximately 3.7V (storage charge).
  • After battery is discharged-don't leave it discharged=>charge it as soon as possible
  • User should have enough knowledge on Li-Ion rechargeable batteries: in discharging, charging, assembly, handling, and proper Li-ion battery storage before use.
  • Orbtronic LLC is NOT responsible for any damages and consequences caused by misuse.


Price listed is for one battery.

Fast shipping from Florida USA.
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