Fluence Unveils Smartstack, a High-Density AC-based Energy Storage Platform with a Breakthrough Modular Design

Core Insights - Fluence Energy, Inc. has launched Smartstack™, a high-density, AC-based energy storage platform designed for grid-scale applications, with customer deliveries expected to start in Q4 2025 [1][2] - Smartstack addresses industry challenges such as performance, transportation logistics, and land use, providing a modular design that enhances scalability and operational efficiency [1][3] Product Features - The Smartstack system features a patent-pending design that splits battery storage into easily transportable units, improving shipping and installation processes [2] - It offers an energy density of up to 7.5 MWh, which is approximately 30% higher than existing AC-based systems, allowing for more energy generation within limited project footprints [2] - The platform supports various storage durations, including 2-hour, 4-hour, 6-hour, and 8-hour options, catering to diverse market needs [3] Operational Efficiency - Smartstack is designed to maximize system availability during peak demand, with a guaranteed availability of up to 99% through a long-term service agreement [3][6] - The modular architecture allows for regional sourcing and manufacturing of components, optimizing costs and enhancing supply chain resilience [5] Safety and Cybersecurity - The platform incorporates advanced safety features, including multi-layer protection systems and large-scale fire testing certification, ensuring high safety standards [6] - Fluence maintains a strong commitment to cybersecurity, integrating robust protection measures within the Smartstack system [6] Company Background - Fluence Energy has deployed over 37.7 GWh of storage projects globally, establishing itself as a leader in intelligent energy storage solutions [6][8] - The company operates in nearly 50 markets, focusing on creating a more resilient grid and maximizing the potential of renewable energy portfolios [8]