Leading the Way in Low-Temperature Power Solutions – Sunpower New Energy’s 18650 Low Temperature Battery 30L

Sunpower New Energy, a distinguished player in the lithium-ion battery realm, introduces its latest milestone – the Sunpower New Energy 18650 Low Temperature Battery 30L. Tailored to address the temperature limitations of chemical power supplies, this remarkable battery excels in low-temperature applications. Boasting an innovative design, advanced formula system, and rigorous manufacturing processes, Sunpower New Energy proudly presents an exceptional series of ultra low temperature battery products.

Pushing the Boundaries of Cold-Weather Performance

The 18650 Low Temperature Battery 30L showcases its supremacy by delivering an outstanding discharge capacity of ≥85% at -40℃ and ≥70% at -50℃ during 0.2C discharge. With a focus on reliability, this battery retains over 80% capacity even after 300 cycles at -30℃ during 0.5C charge and discharge, ensuring consistent power supply in extreme cold conditions.

Emphasizing Safety and Durability

Sunpower New Energy prioritizes safety and durability, subjecting the 18650 Low Temperature Battery 30L to rigorous tests such as low-temperature charge and discharge (-20℃ charge and -40℃ discharge), high rate discharge at -40℃ (capacity retention rate ≥75% during continuous 5C discharge), and safety assessments including over acupuncture and heavy impact tests. Complying with UL/CB/SGS/BIS/PSE/KC/MSDS/UN38.3 certifications, this battery guarantees both performance and eco-friendliness.

Redefining Energy Efficiency

With an energy density ranging from about 210 to 250Wh/kg, the 18650 Low Temperature Battery 30L sets new standards for energy efficiency. Its stable operation within the temperature range of -40℃ to 60℃ allows seamless performance in diverse environments. Equipped with a discharge cut-off voltage of 2.5V, charging cut-off voltage of 4.2V, maximum charge current of 3A, and continuous discharge current of 15A, this battery optimizes energy consumption.


Sunpower New Energy’s 18650 Low Temperature Battery 30L represents a milestone in the field of low-temperature battery technology. With its cutting-edge features, exceptional performance, and unwavering commitment to safety, this battery leads the way in powering applications in extreme cold environments. Businesses seeking a reliable and efficient energy solution need not look further than Sunpower New Energy’s 18650 Low Temperature Battery 30L.

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