Samsung 25r

Sale price Price £13.95 Regular price

Samsung INR 18650 25R 2500mAh High drain - High discharge rechargeable battery.

These batteries are supplied in pairs. 

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 

Battery safety and Best practice. 

  • Please inspect your batteries before and after using for any tears or defects in the wrap or the insulator.
  • Do NOT leave unattended when charging.
  • After Charging please ensure you leave your battery for 60 minutes before using in any device.
  • Do NOT leave unattended immediately AFTER charging.
  • Dispose of your battery in a responsible manner. Any store that sells batteries in the UK must be equipped with battery recycling. 
  • Do NOT carry in your pocket or purse unless they are in a secure non-conductive carry case. 

If you are unsure please contact with what device you are using to see if they are suitable.