3.2V 15000mAh 30A Discharge Current LiFePO4 Battery
Key Product Attributes
Model | IFR32140E150LU30 |
Battery Type | 32140 Cylindrical LiFePO4 |
Nominal Capacity | 15000mAh (Min: 14800mAh) |
ODM Service | Free custom design for battery packs |
Charge/Discharge Current | 15A / 30A |
Thermal Management | Superior heat dissipation design |
Dimensions | 33.2×140mm (High integration efficiency) |
Primary Applications
- E-bike & E-scooter: High-capacity power source for long-range electric mobility
- Solar Street Light: Reliable energy storage for off-grid lighting systems
- Energy Storage Systems: Residential and commercial backup power solutions
- Industrial Equipment: Supports high-power tools and machinery
Technical Specifications
Parameter | Value |
Nominal Voltage | 3.2V |
Discharge Cut-off Voltage | 2.0V |
Charge Voltage Limit | 3.65V |
Max Continuous Charge Current | 15000mA (1C) at 25±2°C |
Max Continuous Discharge Current | 30000mA (2C) at 25±2°C |
Internal Resistance | ≤3mΩ (AC, 1kHz) |
Weight | 295±10g |
Performance Advantages
- Extended Runtime: 15000mAh nominal capacity
- Energy Efficient: Low internal resistance (≤3mΩ)
- Thermal Stability: Maintains performance under high discharge currents
- Safety Certified: Passes overcharge, short-circuit, and vibration tests
- Space-Saving: Compact cylindrical form factor
Cycle Life Performance
Test Condition | Performance |
0.5C Charge / 0.5C Discharge | ≥80% capacity after 2000 cycles |
0.5C Charge / 1C Discharge | ≥80% capacity after 1500 cycles |
0.5C Charge / 1.5C Discharge | ≥80% capacity after 1000 cycles |
Discharge Characteristics
Operating Temperature Range
Mode | Temperature Range | Notes |
Charge | 0°C to 60°C | Reduced efficiency below 0°C |
Discharge | -20°C to 60°C | Maintains 98% capacity at -20°C |
Storage | -20°C to 25°C (1 year) | ≤3% monthly self-discharge |
Safety & Compliance
Certified to UN38.3, CE, RoHS, and IEC 62133 standards.
Usage Precautions
- Do not disassemble or expose to water
- Use only with 3.65V CC/CV chargers (cut-off: 0.01C)
- Avoid mechanical stress or welding outside designated areas
Storage Recommendations
- Short-term (≤3 months): Store at 3.4-3.6V, 25±5°C
- Long-term (1 year): Store at 30% SOC, -20°C to 25°C
Warranty Information
24-month warranty against manufacturing defects. Not liable for misuse (e.g., overdischarge below 2.0V or charging above 60°C).