Trinasolar, a global leader in PV and smart energy solutions, has announced the successful signing of a new Battery Energy Storage System (BESS) contract with leading Estonian energy company?Sunly?for the Raba Solar Park. This latest milestone?builds on?Trinasolar’s?earlier delivery of high-performance PV modules and mounting systems to the same site, making Raba Park one of?the?largest co-located?solar + storage installations in the Baltic region.?
The 21?MW / 42?MWh BESS will be delivered by Trina Storage, a business unit of?Trinasolar, and is based on its proven Elementa 2 platform. The system will be delivered as a complete AC-coupled solution?including?12 x Elementa 2 battery cabinets,?6 x 4.4?MVA PCS units?and the?Power Plant Controller??
The nameplate capacity of the system is 48.88?MWh,?with deliveries?scheduled for?late?2025. The addition of storage will allow?Sunly?to enhance flexibility, provide grid support, and?optimize?energy dispatch at the site, in line with Estonia’s growing need for grid stability and renewable integration.?
“We are proud to expand our collaboration with?Sunly?by delivering not just the solar PV side of the Raba project, but now also the battery energy storage system,?which will improve the economics of the project considerably” said?Gonzalo de la Vi?a, President?Trinasolar?Europe?and Latin America. “This project is a true showcase of Trina’s end-to-end capabilities in?full-solution?delivery, and it reflects our?leadership and?strong commitment to supporting the Baltics in their clean energy transition.”?
This?reinforces?Trina Storage’s?entry into?the?Baltics?BESS market, further strengthening the company’s European footprint following recent wins in?Lithuania, Portugal,?Germany, Italy, Greece, and Romania. The new contract with?Sunly?also includes a 16-year Long-Term Service Agreement (LTSA)?covering?full preventive and corrective maintenance?as well as performance guarantees, ensuring long-term system reliability and availability.?
The Raba Solar Park has already attracted attention as a?model?co-located?deployment, combining?Trinasolar’s?Vertex PV modules,?FixOrigin?mounting systems, and now Elementa 2 BESS technology—?all supplied by one integrated provider.?
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Image:?https://bit.ly/3MFyLvN?
Caption:?Raba Solar Park combines?Trinasolar’s?Vertex PV modules,?FixOrigin?mounting systems, and Elementa 2 BESS technology?
Source:?Sunly?
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About?Trinasolar?
Trinasolar?was founded in 1997. As a global leading provider for photovoltaic (PV)?module?and smart energy solutions,?Trinasolar?delivers PV products,?applications?and services to promote global sustainable development. Through constant innovation,?Trinasolar?continues to push the PV industry forward by creating greater grid parity of PV power and?popularising?renewable energy.?Trinasolar's?mission is to boost global renewable energy development around the world.?????
To date,?Trinasolar?has delivered more than 292 GW of solar modules worldwide. In addition, Trina's downstream business includes solar PV project development, financing, design, construction, operations and management, and one-stop system integration solutions for customers.?Trinasolar?first launched the Energy IoT brand in 2018 and is now aiming to be a global leader in smart energy. In June 2020,?Trinasolar?listed?on the STAR Market of Shanghai Stock Exchange. For more information, please visit?www.trinasolar.com.???
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About Trina Storage??
Trina Storage, a business unit of Trina Solar?established?in 2015, is a global leader in energy storage products and solutions, dedicated to transforming the way we provide energy. Our mission is to lead the renewable energy transition through cost-competitive storage and to provide Solar?For?Everyone by expanding solar generation at scale. Leveraging over 28 years of?expertise?in solar manufacturing, we offer cost-effective and flexible storage solutions to meet the diverse needs of our global customers.????
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Media?enquiries??
Trinasolar?Europe?????
Samantha Fecteau????
samantha.fecteau@trinasolar.com?




