Sunpower INR18650 2500: High-Current Lithium Battery for Extreme Applications
The Sunpower INR18650 2500 lithium-ion cell delivers unmatched power and reliability for demanding industries. Key specifications:
- 2,500mAh Nominal Capacity (0.2C discharge) with 25A Continuous Discharge Current
- Ultra-Low Internal Resistance: ≤18.0mΩ (AC 1kHz, 30% SOC)
- Extreme Temperature Tolerance: -20°C to 75°C Discharge / 0°C to 45°C Charge
- Long Cycle Life: ≥300 cycles at 25A discharge (60% capacity retention)
Why Choose Sunpower INR18650-2500?
- Extreme Durability: Survives 25A discharge cycles for over 300 cycles (60% capacity retention)
- Military-Grade Safety: Certified to UN38.3, IEC 62133, and MIL-STD-810H standards
- Cost-Effective: 20% cheaper per kWh than Sony VTC5A (2600mAh/30A)
Competitive Comparison
| Parameter | Sunpower INR18650 2500 | Samsung 26J | Sony VTC5A |
| Capacity (mAh) | 2,500 | 2,600 | 2,600 |
| Max Discharge (A) | 25 | 5.6 | 30 |
| Cycle Life | 300 | 300 | 300 |
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