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21700 Cells for Electric Drive Systems: High-Performance Battery Solutions

The 21700 cells for electric drive systems are leading the charge in the electric vehicle industry. With their remarkable energy density, long cycle life, and high discharge rates, these batteries are the perfect solution for a wide range of electric vehicles, including electric two-wheelers and three-wheelers, hoverboards, electric motorcycles, scooters, and E-bikes. These cells are designed to meet the increasing demand for powerful, reliable, and efficient energy solutions in today's electric mobility landscape.


Why 21700 Cells are Ideal for Electric Drive Systems

The 21700 cells deliver several advantages for electric drive systems, making them the preferred choice for powering modern electric motorcycles and E-bikes. With an internal resistance of ≤22mΩ, these batteries ensure minimal energy loss and high efficiency, even during prolonged use. This results in better performance, longer driving ranges, and improved safety—qualities essential for electric two-wheelers and three-wheelers.

Another significant advantage of 21700 cells is their cycling life. With a cycling capacity of ≥600 cycles at a 1C charge/5C discharge rate and ≥1000 cycles at a 2C charge/3C discharge rate (with 80% capacity retention), these cells offer durability and longevity. For anyone relying on electric vehicles, this long battery life ensures that their electric motorcycles, scooters, and other E-bikes can serve for years of reliable use.


Key Features of 21700 Cells

  • Cycling Life: 600+ cycles at 1C charge/5C discharge, ≥1000 cycles at 2C charge/3C discharge (80% capacity retention)

  • Continuous Rate: 2C charge / 3C discharge at 25℃, ideal for electric vehicles operating under normal conditions.

  • Maximum Rate: 8C discharge (Non-cycling), providing extra power when needed for peak performance.

  • Safety: Compliant with GB31241-2022, ensuring maximum protection and safe usage under a wide range of conditions.

These cells provide the right combination of high discharge rates and excellent cycle performance, making them highly versatile for a variety of electric applications, including energy storage solutions.


Versatility Beyond Electric Drive Systems

While 21700 cells are perfect for electric vehicles, they are also excellent for a wide range of other applications. These batteries power small household appliances, security monitoring equipment, lighting appliances, portable chargers, power banks, small-scale energy storage devices, and 3C products.

For energy storage applications, such as commercial outdoor power supplies and portable power banks, the 21700 cells offer exceptional cycle performance and the ability to handle high current loads, ensuring continuous and reliable power even in demanding conditions.


Product Range: INR21700 Series

JoinSun offers a variety of 21700 cells designed to meet different needs. Our range includes the INR21700-40D, INR21700-45D, INR21700-48D, and INR21700-50D models, each offering excellent discharge rates, fast charging, and high-temperature resistance. These high-performance cells are perfect for various applications in electric drive systems and energy storage devices.

  • INR21700-40D: Excellent performance for energy storage and electric vehicles.

  • INR21700-45D: High discharge rate, fast charging, and high-temperature resistance for demanding applications.

  • INR21700-48D: Provides excellent cycle performance with a focus on high temperature resistance and fast charging.

  • INR21700-50D: Designed for high energy density and superior cycle life, ideal for both electric motorcycles and power banks.



Custom Solutions for Your Energy Needs

At JoinSun, we offer tailored solutions to meet your specific requirements, whether you're building electric motorcyclesE-bikes, or energy storage devices. Our team is ready to help you integrate 21700 cells into your project with customized configurations. If you're looking for a solution designed specifically for your needs, don't hesitate to contact us or explore our custom services.



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