3.7V 2500mAh INR18650-25R Cylindrical Lithium-Ion Cell with 250 Cycle Life
The INR18650-25R is a high-performance rechargeable lithium-ion battery engineered for consistent, long-lasting power output and dependable operation. Boasting a 2500mAh capacity and a 20A max continuous discharge rate, it is perfectly suited for medium to high-drain devices, delivering stable voltage and prolonged run time.
Cell Characteristics
| Specification |
Value |
| Capacity |
Typical 2500mAh (9.25Wh) |
| Cell Voltage |
Nominal 3.7V Charge 4.2V Discharge 2.5V |
| Continuous Charge Current |
Standard 1.25A Maximum 4A |
| Charge time |
Standard 180min |
| Continuous Discharge Current |
Maximum 20A |
| Ambient Temperature |
Charge 0 to 45℃ Discharge -20 to 60℃ |
| Impedance |
≤18mΩ |
| Weight |
45g |
| Dimension |
65mm(Max)*18.4mm(Max) |
| Cycle life |
250cycle(60%) |
Key Features
- Exceptional Capacity: Boasts a 2500mAh rating for longer operating duration between charges
- Powerful Discharge Performance: 20A steady discharge capability, perfect for devices with medium to high power consumption
- Premium Li-ion Technology: Ensures excellent operational stability, high energy efficiency and low internal resistance
- Durable Reusable Design: Withstands repeated charging cycles while maintaining excellent performance
- Reliable Voltage Output: Maintains a consistent discharge voltage for uninterrupted power supply
- Standard 18650 Form Factor: Widely compatible with various electronic devices and systems
Applications
- LED Flashlights: Delivers steady power for high-brightness torches and lighting equipment
- Medical Apparatus: Serves as a dependable power solution for critical medical devices
- Portable Chargers & Energy Storage: Ideal for mobile power banks and backup power systems
- Light-duty Electrical Devices: Provides auxiliary power for vacuum cleaners, e-bikes, scooters and fishing vessels
- Electric Power Tools: Offers strong instantaneous power for drills, grinders, electric saws and other high-current equipment
Warning
- Lithium-ion batteries require proper handling and knowledge to ensure safe operation
- Failure to follow safety guidelines may result in fire, explosion, serious injury, or property damage
- Only purchase and use if you fully understand lithium-ion battery safety
- Never leave a battery unattended while charging
- Keep away from animals and children
- Prevent contact with metal objects to avoid short circuits
- Inspect wraps and insulators regularly for damage - repair or dispose of damaged batteries immediately
- Resellers must pass these warnings to customers
- Typical cycle life of 250 cycles before noticeable capacity reduction - recycle at end of life
- Do not crush, incinerate, or modify batteries
- Only use within manufacturer specifications