3.2V 6500mAh LiFePo4 Battery 19.5A Discharge 2000+ Cycles
IFR32700N65A19.5 LiFePo4 Battery 3.2V 6500mAh 19.5A Discharge 2000+ Cycles
Product Name
IFR32700N65A19.5 LiFePo4 Battery Cell
Advantages
- High-Power Output: Supports up to 19.5A (3C) continuous discharge for demanding applications.
- Extended Cycle Life: 2000+ cycles with ≥80% capacity retention.
- Wide Temperature Tolerance: Operates efficiently in extreme conditions (-20°C to 60°C).
- Ultra-Safe Chemistry: LiFePo4 technology minimizes thermal runaway risks.
- Fast Charging: 0.5C (3250mA) rated charge current.
Specifications
|
Parameter |
Value |
|
Model |
IFR32700N65A19.5 |
|
Nominal Voltage |
3.2V |
|
Nominal Capacity |
6500mAh |
|
Energy |
20.8Wh |
|
Internal Resistance |
≤8mΩ |
|
Max Continuous Charge Current |
3250mA (0.5C) |
|
Max Continuous Discharge Current |
19500mA (3C) |
|
Charging Voltage |
3.65V |
|
Discharge Cut-off Voltage |
2.0V |
|
Terminal Type |
M6 Threaded Terminal |
|
Weight |
152g |
|
Dimensions (Diameter × Height) |
32.5mm × 70.5mm |
Cycle Life
|
Cycles |
Capacity Retention |
Test Conditions |
|
1000 cycles |
≥90% |
0.5C Charge/Discharge, 25°C |
|
2000 cycles |
≥80% |
0.5C Charge/Discharge, 25°C |
Operating Temperature Range
|
Mode |
Temperature Range |
Max Current (Charge/Discharge) |
|
Charging |
0°C to 45°C |
3250mA (0.5C) |
|
Discharging |
-20°C to 60°C |
19500mA (3C) |
Discharge Curve
Certifications
- Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Key Features
- Robust Terminal Design: M6 threaded copper alloy terminals for secure connections.
- Low Self-Discharge: <3% per month for long-term storage.
- High Energy Density: 20.8Wh capacity in a compact 32700 form factor.
Applications
- Solar Power Systems: Solar streetlights, off-grid energy storage.
- Electric Mobility: E-bikes, scooters, golf carts, and EV auxiliary batteries.
- Industrial Equipment: Cordless power tools, drones, and robotics.
- Backup Power: UPS systems, emergency lighting, and telecom base stations.
- Outdoor Adventures: Portable power stations for camping and RVs.
Usage Warnings & Precautions
- ⚠️ Do NOT charge above 45°C or discharge below -20°C to prevent damage.
- Use a compatible LiFePo4 charger with 3.65V cut-off voltage.
- Avoid physical impacts, punctures, or exposure to water.
- Never short-circuit terminals or reverse polarity.
Storage Guidelines
- Ideal Storage SOC: 40%-60% (2.5V-3.3V per cell).
- Temperature: -10°C to 35°C (non-condensing environment).
- Recharge Interval: Every 6 months for long-term storage.
Warranty & Disclaimer
- Warranty: 24-month limited warranty covering manufacturing defects.
- Disclaimer: Warranty voids if used outside specified parameters. Follow local regulations for disposal.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


