FuelCell Energy's solid oxide electrolysis system is currently undergoing testing at the U.S. Department of Energy's Idaho National Laboratory. This testing aims to validate the system's 100% electrical efficiency with nuclear integration. The project, partially funded by a U.S. Department of Energy award, explores how hydrogen production operations can benefit nuclear plants, allowing them to diversify and increase profitability by shifting between electricity production and hydrogen generation. The system is expected to demonstrate the ability to reduce the cost of clean hydrogen production by converting all electricity and water inputs into zero carbon hydrogen. The electrolyzer, which produces 150 kilograms of hydrogen per day from 250 kilowatts of nuclear energy-generated electricity, showcases the potential for cost-effective hydrogen production. By utilizing waste heat from nuclear power plants, the system demonstrates an efficiency level that can reduce hydrogen costs by up to 30%. FuelCell Energy's CEO highlighted the importance of pairing the electrolyzer with nuclear plants to ensure efficient energy conversion and utilization. FuelCell Energy's electrolyzer system stands out for its ability to reach 100% efficiency when integrated with an external heat source, such as a nuclear power plant. This revolutionary technology not only reduces the cost of hydrogen production but also enables the incorporation of energy from various sources like wind, solar, and nuclear into the hydrogen supply chain. The article also mentions the system's small footprint, modular design, and ease of scalability, making it a versatile and adaptable solution for different customer needs. The ongoing testing at Idaho National Laboratory includes showcasing the system to industry professionals interested in clean electricity generation, alongside practical applications such as e-chemical synthesis and power generation. Overall, FuelCell Energy's electrolyzer system represents a significant advancement in energy production, paving the way for more sustainable and efficient power generation methods.