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The INR18650 Drive Lithium Batteries series is designed to deliver reliable, high-rate discharge performance for a wide range of applications in electric vehicles, electrical appliances, and energy storage systems. Featuring excellent safety, long cycle life, and low internal resistance, this series is ideal for demanding environments.
Explore the full INR18650 battery lineup for more options.
| Model | Capacity | Voltage | Chemistry | Internal Resistance | Max Discharge | Best For |
|---|---|---|---|---|---|---|
| INR18650-20D | 2000mAh | 3.6V | NMC 523 | ≤22mΩ | 8C | Higher-current applications requiring a lower-capacity power cell |
| INR18650-25D | 2500mAh | 3.6V | NMC 811 | ≤22mΩ | 8C | Balanced capacity and power output |
| INR18650-26D | 2600mAh | 3.6V | NMC 811 | ≤22mΩ | 8C | Higher capacity while maintaining high discharge capability |
Vehicles: Electric two-wheeled tricycles/balance bikes/electric motorcycles/scooters/E-Bikes
Electrical appliances: small household appliances/security appliances/lighting appliances
Energy storage: portable outdoor power supplies for industrial and commercial use/mobile power supplies/power banks/small energy storage/3C digital products
Battery internal resistance: ≤22mΏ
Cycle life: 1C charge/5C discharge cycle ≥600 weeks (capacity retention rate 80%) 2C charge/3C discharge cycle ≥1000 weeks (capacity retention rate 80%)
Continuous rate: 2C charge/3C discharge (ambient temperature 25℃)
Maximum rate: 8C discharge (not supported by cycling)
Safety: in compliance with GB31241-2022
The INR18650 power series supports up to 8C maximum discharge capability, providing greater flexibility for battery systems with higher peak current requirements. 当前分类页本身也标注了 maximum 8C discharge。
Internal resistance is controlled to ≤22mΩ across the featured power-cell models, helping reduce voltage drop and heat generation during high-current operation.
Choose from:
● 2000mAh INR18650-20D
● 2500mAh INR18650-25D
● 2600mAh INR18650-26D
This allows battery designers to balance pack capacity, current output, weight and available installation space.
The standard cylindrical 18650 format allows cells to be configured in different series and parallel arrangements according to target:
● Pack voltage
● Total capacity
● Continuous current
● Peak current
● Runtime
● Pack dimensions
For OEM and battery pack projects, Joinsun can evaluate cell selection according to your electrical and application requirements.
| Requirement | High Discharge 18650 | Energy Storage 18650 |
|---|---|---|
| Main Priority | Current output / power | Capacity / runtime |
| Typical Applications | E-bike, scooter, mobility vehicle | Energy storage, power bank, portable power |
| Current Demand | Higher | Usually lower |
| Pack Design Focus | Discharge rate and thermal performance | Energy density and cycle life |
| Joinsun Category | INR18650 Power Battery | INR18650 Energy Storage Battery |
Need higher energy capacity rather than high-current output? Explore our INR18650 Energy Storage Battery series.
The INR18650 Drive Lithium Batteries provide a perfect balance of power, safety, and durability, making them a trusted solution for advanced mobility, energy storage, and consumer electronics.
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