Superior Performance Unleashed – Sunpower New Energy’s 18650 Low Temperature Battery 30L

Sunpower New Energy, a prominent name in the lithium-ion battery industry, introduces its groundbreaking innovation – the Sunpower New Energy 18650 Low Temperature Battery 30L. Engineered to overcome the inherent temperature limitations of chemical power supplies, this extraordinary battery promises exceptional performance in low-temperature environments. Embracing an innovative design concept, advanced formula system, and stringent manufacturing processes, Sunpower New Energy has successfully conquered technical barriers to offer a remarkable series of ultra low temperature battery products.

Unmatched Performance in Extreme Cold

The 18650 Low Temperature Battery 30L showcases unparalleled capabilities with a discharge capacity of ≥85% at -40℃ and ≥70% at -50℃ during 0.2C discharge. This outstanding battery exhibits excellent low-temperature cycle performance, retaining over 80% capacity after 300 cycles at -30℃ during 0.5C charge and discharge. Even in the harshest conditions, it maintains optimal functionality, producing substantial current and capacity at -50℃ working environments.

Safety and Reliability at its Core

Sunpower New Energy leaves no stone unturned when it comes to safety and reliability. The 18650 Low Temperature Battery 30L undergoes rigorous tests for 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. With UL/CB/SGS/BIS/PSE/KC/MSDS/UN38.3 certifications, this battery guarantees environmentally-friendly and compliant operations.

Unleashing High Energy Density

The 18650 Low Temperature Battery 30L raises the bar with a high energy density of about 210~250Wh/kg. Its stable operation at temperatures ranging from -40℃ to 60℃ ensures reliable performance in diverse environments. With discharge cut-off voltage at 2.5V, charging cut-off voltage at 4.2V, maximum charge current of 3A, and continuous discharge current of 15A, this battery delivers superior energy efficiency.


Sunpower New Energy’s 18650 Low Temperature Battery 30L proves to be a game-changer in the low-temperature battery segment. With its cutting-edge technology, outstanding performance, and unwavering focus on safety, this battery sets a new benchmark for powering applications in extreme cold environments. Businesses seeking reliable and high-performing energy solutions need look no further than Sunpower New Energy’s 18650 Low Temperature Battery 30L.

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