At Sunpower New Energy, we understand the importance of efficiency and reliability in business projects that primarily revolve around wholesale, supply, and other activities. That’s why we offer our exceptional 21700 Li-Ion Battery, designed to enhance your business operations. Let’s delve into how our battery can unlock efficiency and reliability in your business.

Unlocking Efficiency and Reliability with the 21700 Li-Ion Battery

Our Sunpower 21700 Li-Ion Battery is engineered to deliver optimal power storage and exceptional cycle life performance even in high-temperature conditions. With its advanced thermal management capabilities, our battery ensures consistent operation, allowing you to rely on it for long periods without compromising performance. We understand that business environments can be demanding, often subjecting batteries to extreme temperatures. However, our 21700 Li-Ion Battery is built to withstand these challenges. It offers a wide charging temperature range of up to 85℃, ensuring reliable operation regardless of temperature fluctuations.


Technical Specifications and Features of the 21700 Li-Ion Battery

To provide a deeper understanding of the capabilities of our 21700 Li-Ion Battery, let’s explore its technical specifications and features:


Green-colored cylindrical design with a diameter of 21.45mm and height of 71.1mm


Our battery features a distinctive green-colored cylindrical design, making it easily recognizable. With a diameter of 21.45mm and a height of 71.1mm, it has a compact form factor that suits various business applications.


High capacity of 5000mAh and charge-discharge rate of 6C for sustained performance


Equipped with a high capacity of 5000mAh, our battery provides long-lasting power to keep your operations running smoothly. Additionally, it boasts a charge-discharge rate of 6C, ensuring efficient energy transfer and sustained performance in demanding business settings.


Rechargeable with discharge cut-off voltage of 2.5V and charging cut-off voltage of 4.2V


Our 21700 Li-Ion Battery is designed for easy recharging. It has a discharge cut-off voltage of 2.5V and a charging cut-off voltage of 4.2V, allowing for convenient and reliable charging cycles to keep your business powered without interruption.


Versatile Applications of the 21700 Li-Ion Battery in Business Settings

Our 21700 Li-Ion Battery finds versatile applications across a wide range of business settings. Here are some notable examples:


Powering electric vehicles, robots, and slow-speed cars for efficient transportation


Our battery is an excellent choice for powering electric vehicles, robots, and slow-speed cars in business environments. With its high capacity and sustained performance, it provides efficient and reliable energy solutions for transportation applications.


Reliable energy storage for solar and wind power systems in on-grid/off-grid setups


In renewable energy systems, such as solar and wind power, our 21700 Li-Ion Battery offers reliable energy storage solutions. Whether you operate in on-grid or off-grid setups, our battery ensures efficient utilization of clean energy, reducing dependence on traditional power sources.



Sunpower New Energy’s 21700 Li-Ion Battery is the perfect solution for enhancing business operations. With its superior efficiency, reliability, and advanced safety features, our battery can meet the demands of wholesale, supply, and various other business projects. Equipped with optimal power storage, wide temperature range tolerance, and exceptional safety measures, our battery ensures smooth and uninterrupted performance in challenging business environments. Experience the difference that Sunpower New Energy’s 21700 Li-Ion Battery can make in powering your business operations efficiently and reliably.

Sunpower New Energy