Product Name
INR18650L32Y10 – 18650 Cylindrical Lithium-Ion Rechargeable Battery
Advantages
- Superior Low-Temperature Performance: Maintains stable discharge capacity even at -40°C, ideal for cold environments .
- High Energy Density: Optimized for applications requiring long runtime and compact size.
Specifications
Parameter |
Value |
Nominal Voltage |
3.6V |
Rated Capacity |
3200mAh (Min: 3100mAh) |
Discharge Cut-off Voltage |
2.5V (End of Discharge) |
Charge Voltage Limit |
4.2V |
Max Continuous Charge Current |
3200mA (1C) at 25±2°C |
Max Continuous Discharge Current |
10A at 25±2°C |
Internal Resistance |
≤18mΩ (at delivery) |
Weight |
≤47.0g |
Cycle Life
Condition |
Performance |
0.5C/1C Charge/Discharge |
≥70% capacity retention after 500 cycles at 25±2°C |
Discharge Curve

Operating Temperature Range
Mode |
Temperature Range |
Notes |
Charge |
-20°C to 60°C |
Max charge voltage ≤4.05V at ≥60°C |
Discharge |
-40°C to 80°C |
Surface temperature ≤85°C |
Storage |
-40°C to 80°C (≤30 days) |
80% capacity recovery within 30 days |
|
-20°C to 25°C (≤12 months) |
Optimal long-term storage |
Certifications
Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards
Key Features
- Safety: Passes external short-circuit, overcharge, and vibration tests .
- Long Lifespan: 500 cycles with minimal capacity degradation.
- Wide Applications: Suitable for power tools, medical devices, and outdoor equipment.
Applications
- Consumer electronics (e.g., flashlights, drones)
- Industrial equipment (e.g., backup power, sensors)
- Low-temperature environments (e.g., Arctic research, military)
Usage Warnings & Precautions
- Do not short-circuit terminals or expose to metal objects.
- Use only specified chargers with CC/CV mode (4.2V, 1600mA cutoff).
- Avoid welding on the sidewall or negative terminal center (2mm exclusion zone).
Storage Guidelines
- Short-term (≤30 days): Store at 3.50–3.60V, 20±5°C.
- Long-term (≥12 months): Store at -20°C to 25°C, ≤30% SOC .
Warranty & Disclaimer
- 1-year warranty for defects in materials/workmanship.
- Not liable for misuse beyond specified conditions (e.g., overdischarge below 2.0V).