On average, commercial and industrial energy storage systems cost between $320 and $480 per kilowatt-hour (system-level, installed). Medium projects (500 to 1,000 kWh): Approximately $360 to $440. . In this article, we break down typical commercial energy storage price ranges for different system sizes and then walk through the key cost drivers behind those numbers—battery chemistry, economies of scale, storage duration, location, and system integration. What factors influence the C&I ESS pricing? ◆ 4. Energy storage type: There are. . Contact us now for a free quote and discover more about our advanced battery energy storage solutions! High specific heat liquid cooling technology. Simple installation, saving time and cost. Battery cell performance and lifespan improved.