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ESS Inc. uses environmentally-friendly technology to create sustainable, low-cost iron flow batteries for commercial and utility-scale energy storage applications. The company aims to provide clean energy solutions for a range of needs, offering batteries that can deliver up to 8 continuous hours of energy with no capacity degradation over 20+ years of usage. Their Energy Warehouse is touted as a safe, long-lasting solution with the lowest levelized cost of storage per kWh. ESS Inc. operates with the future of sustainable energy in mind and works towards catalyzing a cleaner future.