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| Customization: | Available |
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| Type: | Li-ion Battery |
| Cathode Material: | NCM |
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| Parameter | Value | Test Conditions |
|---|---|---|
| Model Number | INR18650 P28 | Manufacturer: E-One Moli Energy Corp. (Molicel) |
| Chemistry | Lithium-Ion (Li-ion) | Cathode: NCM622 / Anode: Graphite |
| Nominal Voltage | 3.6V / 3.7V | Average voltage during discharge at 0.2C |
| Rated Capacity | 2800mAh (2.8Ah) | Discharged at 0.2C (560mA) to 2.5V, 25°C ±2°C |
| Minimum Capacity | 2750mAh | Per manufacturer tolerance |
| Energy | 10.36Wh | Calculated (3.7V × 2.8Ah) |
| Internal Resistance (AC) | ≤12mΩ | Measured at 100% SOC, 1kHz AC impedance, 25°C |
| Weight | 42.0g ±1.0g | Without terminals or packaging |
| Dimensions | 18.3mm (D) × 65.2mm (H) | Tolerance: ±0.2mm |
| Parameter | Value | Test Conditions |
|---|---|---|
| Standard Charge | CC-CV, 4.2V, 2.8A (1C) | Cut-off: 0.05C (140mA) / Time: ~2.5 hours |
| Fast Charge | CC-CV, 4.2V, 5.6A (2C) | Cut-off: 0.05C / Not recommended for cycle life |
| Max Charge Current | 5.6A (2C) | Limited by temperature rise |
| Charge Temperature | 0°C to 45°C | Optimal: 25°C |
| Continuous Discharge | 35A (12.5C) | Max current without exceeding 80°C cell temperature |
| Peak Discharge (Pulse) | 45A (16C) for ≤10s | 25°C, 50% SOC |
| Discharge Cut-off | 2.5V | Lower limit to prevent damage |
| Operating Temperature | Discharge: -20°C to 60°C | Charge: 0°C to 45°C |
| Parameter | Value | Test Conditions |
|---|---|---|
| Cycle Life | ≥800 cycles | 1C charge/discharge (2.8A), 100% DOD, 25°C (to 80% initial capacity) |
| Storage Life | 12 months (25°C) | Capacity recovery ≥90% after storage at 50% SOC |
| Self-Discharge Rate | ≤3% per month | At 25°C, 50% SOC |
| Parameter | Value | Test Conditions |
|---|---|---|
| Thermal Runaway | >150°C | Catastrophic failure temperature (per UN38.3) |
| Certifications | UN38.3, UL1642, IEC62133, RoHS | Complies with international transport/safety standards |
| Protection Devices | CID (Current Interrupt Device) | Triggers at ~150°C or 10ATM internal pressure |
Voltage vs. Capacity (25°C):
0.2C (560mA): ~3.6V average, 2800mAh delivered.
1C (2.8A): ~3.5V average, 2750mAh delivered.
10C (28A): ~3.2V average, 2600mAh delivered.
Energy Efficiency: ~95% at 1C discharge (25°C).
| Model | Chemistry | Capacity | Max Continuous | Energy Density | Cycle Life |
|---|---|---|---|---|---|
| Molicel P28 | NCM622 | 2800mAh | 35A | 246Wh/kg | 800 cycles |
| Samsung 25R | NCA | 2500mAh | 20A | 230Wh/kg | 500 cycles |
| Sony VTC6 | NCM | 3000mAh | 30A | 260Wh/kg | 500 cycles |
Recommended Uses: High-drain devices (RC drones, power tools, vaping).
Avoid: Continuous operation >60°C or below -20°C.
Storage: Keep at 50% SOC, 15-25°C for longevity.
High Power: 35A continuous discharge (12.5C) outperforms most 18650 cells.
Balanced Chemistry: NCM622 cathode offers better thermal stability than NCA/NCM811.
Certified Safety: Meets UL/IEC standards for commercial and industrial use.
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