Trina Storage unveils Elementa 3 for utility-scale energy storage

By Trina Storage
December 21, 2025
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Trina Storage has announced the launch of Elementa 3, the latest generation of its utility-scale energy storage solution designed to meet the increasingly diverse and demanding requirements of global grid and renewable integration projects. Building on insights from hundreds of megawatt-hours deployed worldwide, Elementa 3 brings more flexible architecture, enhanced safety and improved lifecycle value.

Elementa 3 is equipped with the company’s in-house 587Ah high-capacity cell, increasing single-container capacity to 6.25 MWh. Through optimized module and enclosure design, the product delivers a 12.3% improvement in module energy density compared with the previous generation. Its compact system architecture increases site-level energy density by 24.7%, enabling customers to further reduce the Levelized Cost of Storage (LCOS), while maintaining installation and service accessibility.

Recognizing global concerns around BESS safety, Elementa 3 features a fully upgraded, multi-layer protection system spanning cell, pack and container levels. The product integrates early-warning detection technologies, high-sensitivity monitoring and a sandwich-type fire-resistant enclosure delivering up to 2-hour full-cabin protection. Combined with gas fire suppression and optimized cell material engineering, further reinforced by UL-certified ΔT ≤ 2.5 °C, it builds upon the proven safety foundation of the Elementa product family, which has achieved zero safety incidents across 12 GWh of deployed and operating capacity worldwide.

Yang Bao, President of Trinasolar’s energy storage division, commented: “Elementa 3 represents an important step forward in our commitment to deliver safer, more efficient and more integrated energy storage solutions to global customers. As markets move toward larger systems, wider application portfolios and higher performance expectations, Elementa 3 is engineered to help project owners unlock greater economic returns, accelerate deployment, and operate with confidence even in the most challenging environments.”