[Key Technical Specifications]
| Feature | Specification |
| Manufacturer | Samsung SDI |
| Model | INR18650-25R |
| Nominal Capacity | 2500mAh |
| Nominal Voltage | 3.6V |
| Continuous Discharge Rating | 20A |
| Chemistry | INR (LiNiCoMn) |
| Standard Charge | 1.25A (0.5C) |
| Internal Resistance | ≤ 18mΩ (Typical) |
Samsung 25R | INR18650-25R 3.6V 2500mAh 20A High-Drain Lithium-Ion Cell
[Overview: The Legend of High-Drain Performance]The Samsung 25R is perhaps the most iconic high-drain 18650 cell ever made. Known globally for its incredible durability and consistent power delivery, the 25R provides a perfect synergy of 2500mAh capacity and a rock-solid 20A continuous discharge rating. Whether you are powering industrial equipment that demands constant high torque or seeking a reliable, heavy-hitting cell for vaping mods, the Samsung 25R is the benchmark for performance and safety. At Joyvolt, we guarantee Grade A, factory-fresh 25R cells, eliminating the risk of re-wraps or counterfeits.
[Key Features & Benefits]
True 20A CDR: Handles heavy loads with minimal voltage sag, ensuring your devices run at peak performance.
Industrial Durability: Engineered to withstand the rigors of professional power tools and harsh industrial environments.
Classic Reliability: Millions of cells in use globally with a proven track record of safety and longevity.
Flat Discharge Curve: Provides stable power output throughout most of the discharge cycle.
[Primary Applications]
Power Tools: Cordless drills, saws, impact drivers, and gardening equipment.
Vaping: Ideal for mechanical mods and regulated devices requiring high amperage.
High-End Flashlights: Provides the burst power needed for turbo modes.
Industrial Mobility: Compact AGVs and electric scooters.
[The Joyvolt Advantage]We strictly distribute 100% authentic Samsung cells. Every batch undergoes Internal Resistance (IR) and Voltage screening in Shenzhen to provide perfectly matched cell groups for your assembly needs.




