Product Name
18650 Cylindrical Lithium-Ion Rechargeable Battery (Model: INR18650L30F30)
Advantages
- Superior low-temperature performance: Maintains stable operation in extreme environments as low as -40°C, with capacity retention exceeding industry standards for harsh conditions .
- Optimized for high-discharge applications (e.g., power tools, EVs) with minimal voltage drop under load.
Specifications
| Item |
Details |
| Nominal Voltage |
3.6V |
| Rated Capacity |
3000mAh (Min: 2900mAh) |
| Charge Voltage |
4.2V (Limited), 4.05V for storage ≥60℃ |
| Discharge Cut-off |
2.5V (End), 2.0V (Absolute) |
| Max Continuous Charge |
1C (3000mA) at 25±2℃ |
| Max Continuous Discharge |
30A (with 80℃ thermal cutoff) |
| Internal Resistance |
≤18mΩ (at delivery) |
| Weight |
≤46.5g |
| Dimensions |
18.6mm (D) × 65.3mm (H) (Cylindrical) |
Cycle Life
| Test Condition |
Cycles |
Capacity Retention |
| 0.5C Charge / 1C Discharge |
500 |
≥70% |
| 0.5C Charge / 15A Discharge |
300 |
≥60% |
Discharge Curve
Operating Temperature Range
| Mode |
Range |
Notes |
| Charge |
-20℃ to 60℃ |
Max charge current reduced at ≤0℃ or ≥45℃ |
| Discharge |
-40℃ to 80℃ |
Surface temperature ≤85℃; capacity drops to ~12% at -40℃ |
| Storage |
-40℃ to 80℃ (short-term), -20℃ to 25℃ (long-term) |
≥60℃ storage requires voltage ≤4.05V |
Certifications
Complies with UN38.3 (transport safety), CE, RoHS, and IEC 62133 (safety) standards
Key Features
- High energy density: 544Wh/L (volumetric), 191Wh/kg (gravimetric) .
- Fast charging: Supports 0.5C (1500mA) standard charge with 60mA cutoff.
- Safety mechanisms: Passes external short-circuit, overcharge, and vibration tests per UN38.3
.
Applications
- Electric vehicles (EVs), power tools, medical devices.
- Energy storage systems (ESS), portable electronics.
Usage Warnings & Precautions
- Do not weld within 2mm of negative terminal or on sidewalls.
- Avoid charging below 0℃ or above 60℃ to prevent capacity loss .
- Terminate discharge if surface temperature exceeds 85℃.
Storage Guidelines
- Short-term (≤30 days): 3.50–3.60V at -40℃ to 80℃.
- Long-term (≥6 months): 30–50% SOC at -20℃ to 25℃ for 80% capacity recovery .
Warranty & Disclaimer
- 1-year warranty against manufacturing defects.
- Specifications subject to change without notice; verify with latest datasheet.
