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INR21700-45E 4500mAh Storage
Joinsun INR21700-45E 4500mAh Storage-Type 21700 Battery Lithium-ion Cells are certified by UL, CE, CCC, and CB, making them ideal for power banks, portable power stations, portable fans, flashlight, electric hair clipper, security devices, and more.
| SPECS | |
|---|---|
| Model | INR21700-45E |
| Cathode Material | NCM (NMC) |
| Nominal Capacity | 4.5Ah (4500mAh) |
| Nominal Voltage | 3.6V |
| Max Charge Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.75V |
| Charge Current | 2.25A (0.5C) |
| Discharge Current | 13.5A (3C) 22.5A (5C Pulse) |
| Nominal Energy | 16.2Wh |
| Energy Density | 669Wh/L 227Wh/kg |
| Internal Resistance (IR) | 22mΩ ±3 |
| Cycle Life | 80% DoD (25°C): • ≥600 Cycles Discharge 13.5A (3C) • ≥1000 Cycles Discharge 4.5A (1C) |
| Diameter | 21.7±0.15 mm |
| Height | 70.8±0.2 mm |
| Weight | 71.5±1g |
| Max Series & Parallel | 7 Series (25.2V) Parallel: Per Need |
| Operating Temperature | Ambient: Charge: 0~45°C Discharge: -20~60°C Cell Surface: Charge: 0~50°C Discharge: -20~80°C |
| Charge Temperature & Actual Charge Capacity (Relative to Nominal Capacity) | 0°C: 80% 5°C: 90% 25°C: 100% 45°C: 100% 50°C: 95% |
| Discharge Temperature & Actual Discharge Capacity (Relative to Nominal Capacity) | -20°C: 65% -10°C: 80% 0°C: 85% 25°C: 100% 45°C: 99% 60°C: 97% |
| Storage Temperature | 1 Year: 0~25°C 3 Months: 0~45°C 1 Month: 0~60°C (Recovery ≥90% after storage) |
| Certifications | UL, FCC, CE, RoHS, EU Battery Regulation, IEC, CB, CCC, BSMI, BIS, PSE, MSDS, UN38.3 |
| Best Uses | High-Performance Energy Storage: Power banks, portable power stations, mobile power devices, 3C digital products Home Appliances: Small household appliances, security devices, lighting equipment, rechargeable handheld fan Tools: |
| OEM / ODM | Yes |
| Warranty | 1 Year |
| Daily Production Capacity | 250,000 Cells |
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