INR21700 3.7V 4000mAh 11C cells 3.7v rechargeable ternary lithium cylindrical battery for EV electric cars, propeller motor power battery
KH best 21700 battery cells for EV electric cars, high-discharge rate ternary lithium cylindrical is used for high-current power supply digital electronic products such as drones and power tool impact drills, underwater propellers, unmanned ships，kh lithium battery source manufacturer OEM wholesale supply 21700 series capacity discharge rate m Amp battery cells.
Product Parameter
| Nominal capacity | 4000mAh (11C) | Brand | KH/OEM |
| Nominal voltage | 3.7V | Rechargeable or not | Yes |
| Max charge voltage | 4.2V | Discharge ending voltage | 2.5 V |
| Max continuous charge current | 1.5C/6000mA(T≥10℃) | Dimension | 71.2*21.4 (mm) |
| Max continuous discharge current | 11C/45000mA(T≥0℃) | Internal resistance | ≤12mΩ |
| Cycle life | 300 cycles
>80% standard capability. |
Weight | 65g |
| Battery type | Li-ion | Warranty | 12 Months |
| Charging Temperature | 0~ 45℃ | Discharging Temperature | -20~ 60℃ |
Applications Scenarios
1. Light: headlamp, emergency light, solar flashlight, searchlight, lantern, bicycle light, LED light, military flashlight, high-end flashlight, high power flashlight, bright flashlight.
2. Outdoor sports products: camping lights, mountain bike lights, solar emergency lights, self-defense flashlights,
3. Customer electronics: MPS, Tablet PC. Laptop, earphones, power bank, portable DVD player, speaker, microphone, sound equipment, audio, Digital camera, vidicon, GPS, AGV, PV, MV, And so on
4. Home appliances products: electric mop, electric vacuum cleaner, electric children’s toys, electric shoes, electric blanket, treated clothing, heating gloves, Dehumidifier, Deodorizer.
5. Medical devices, electric wheelchair.
6. Instruments and meters: water meter, gas meter.
7. Electric vehicles: electric bicycle, electric motorcycle, electric bike, electric car, e-scooter, electric motor.
9. Computer server room UPS emergency backup power, Outdoor portable power station，5G Telecom Station.
10. Drones, unmanned boats, underwater thrusters, motor propellers, Power tools: electric drill, mower.
3.7v battery cell product series list
| Model | INR18650-1800 | INR18650-2000 | INR18650-2200 | INR18650-2000-3C | INR18650-2000-10C | INR18650-2500-3C |
| Nominal Voltage | 3.7V | |||||
| Nominal capacity | 1800MAH | 2000MAH | 2200MAH | 2000MAH | 2000MAH | 2500MAH |
| Nominal energy | 6.66WH | 7.4WH | 8.1WH | 7.4WH | 7.4WH | 9.3WH |
| Dimension (MM) | H65.0*D18.3 | |||||
| Discharge rate | 1C | 1C | 1C | 3C | 10C | 3C |
| Approx weight(G) | 44G | 50G | 48G | 45G | 48G | 48G |
| Material | NCM | |||||
| End of charge voltage： 4.2V；End of discharge voltage：2.75V | ||||||
| Charge temperature：0°C ~ 45°C；Discharge temperature：-20°C ~ 60°C；Storage temperature：-20℃-30℃
Cycle life(25°C,1C.@100%DOD)：500 times；Cycle life(25°C,1C.@80%DOD)： 800 times |
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| Model | INR18650-2600-3C | INR18650-2900-3C | INR18650-3200-3C | INR21700-4000-11C | INR21700-5000-2C |
| Nominal Voltage | 3.7V | ||||
| Nominal capacity | 2600MAH | 2900MAH | 3200MAH | 4000MAH | 3200MAH |
| Nominal energy | 9.7WH | 10.7WH | 11.8WH | 14.8WH | 18.5WH |
| Dimension (MM) | H65.0*D18.3 | H71.2*D21.4 | |||
| Discharge rate | 3C | 3C | 3C | 11C | 2C |
| Approx weight(G) | 48G | 48G | 48G | 65G | 72G |
| Material | NCM | ||||
| End of charge voltage： 4.2V；End of discharge voltage：2.75V | |||||
| Charge temperature：0°C ~ 45°C；Discharge temperature：-20°C ~ 60°C；Storage temperature：-20℃-30℃ Cycle life(25°C,1C.@100%DOD)：500 times；Cycle life(25°C,1C.@80%DOD)： 800 times |
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