Sungrow launches fully integrated C&I battery

With a fully integrated power conversion system (PCS), battery management system (BMS), and energy management system (EMS), PowerStack 255CS aims to streamline energy storage operations while reducing installation complexity.

From ESS News

China’s Sungrow has introduced its latest innovation—the PowerStack 255CS, a liquid-cooled battery energy storage system (BESS) designed specifically for commercial and industrial (C&I) applications. Unveiled at the Global Renewable Energy Summit 2025 (GRES2025) in Hefei, China, the system targets longstanding deployment challenges in the C&I sector, offering a compact and highly scalable solution.

The PowerStack 255CS integrates a PCS with a three-phase design, BMS, and EMS into a unified enclosure, significantly improving installation and operation. It features Sungrow’s innovative grid-forming technology, ensuring stability even in complex grid environments, as well as off-grid operation, supporting 100% unbalanced loads without the need for external transformers.

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