At Sunpower New Energy, we offer a stable, safe, and reliable power solution for business projects with our 5000mAh 21700 High Rate Lithium Ion Battery 50SE. Our battery is specifically designed to meet the special specifications and high-performance requirements of our customers. To ensure the highest quality and compliance with industry regulations, our battery undergoes rigorous testing, meeting UL/CB/SGS/BIS/PSE/KC/MSDS/UN38.3 certification standards. We take pride in using advanced technology and environmentally friendly materials with high energy density, resulting in exceptional performance and safety features.

Technical Specifications for Optimal Power Delivery

We understand the importance of efficient power delivery in business projects. That’s why our Sunpower 5000mAh 21700 High Rate Lithium Ion Battery 50SE is engineered with technical specifications that prioritize optimal performance. With a charge-discharge rate of 6C, our battery enables rapid charging and efficient power delivery, reducing downtime and increasing productivity. The remarkable capacity of 5000mAh ensures extended usage before requiring recharging, providing convenience and reliability in various applications. Additionally, our battery is designed with a discharge cut-off voltage of 2.5V and a charging cut-off voltage of 4.2V, guaranteeing optimal performance and longevity.


Diverse Applications for B-End Projects

Sunpower New Energy’s 21700 High Rate Lithium Ion Battery 50SE caters to diverse business projects, offering versatile power solutions. Whether it’s electric propelling applications such as electric bicycles, motorcycles, scooters, or power tools, our battery provides the reliable energy needed to keep these projects running smoothly. Moreover, our battery serves as an efficient energy storage solution for solar and wind power systems. Whether it’s residential, commercial, or marine applications, our battery enables sustainable and reliable power generation, both on-grid and off-grid.


We understand that uninterrupted power supply is crucial in business projects. That’s why our battery is also well-suited for backup systems in telecom, medical, and military equipment. With Sunpower New Energy’s battery, you can rely on a continuous power supply during critical operations, ensuring seamless functionality and protecting against power outages.



In conclusion, Sunpower New Energy’s 5000mAh 21700 High Rate Lithium Ion Battery is the ultimate power solution for business projects. Our focus on unparalleled performance, safety features, and compliance with industry regulations sets us apart. With technical specifications designed for optimal power delivery and diverse applications spanning electric propelling, energy storage, and backup systems, our battery offers efficiency and reliability. Trust Sunpower New Energy to power your business projects with our innovative solutions, ensuring productivity and success.

Sunpower New Energy