The Panasonic manufacturing plant in Cardiff, United Kingdom, is undergoing a significant transformation to become the first European facility powered entirely by renewable sources. Through Panasonic's HX £108m initiative, the 50-year-old factory will rely on a combination of hydrogen fuel cells, solar PV, and battery storage, controlled by Panasonic's energy management system (EMS). The production of microwave ovens at the plant represents its primary electricity demand, which will now be met through green hydrogen and solar energy. The initiative, set to be fully operational by March, showcases Panasonic's commitment to hydrogen and sustainable energy solutions. Panasonic's president emphasized the collaboration between British and Japanese technology in utilizing green hydrogen. The factory's energy efficiency will be further enhanced by utilizing waste heat from hydrogen fuel cells for heating purposes. Additionally, the advanced EMS will optimize energy supply and demand by leveraging weather forecast data and minimizing energy losses. The move towards renewable energy aligns with Wales' vision for a globally-responsible nation and has received praise from the First Minister for creating green jobs and combating the climate crisis. The project also aims to inspire other industries by demonstrating how older factory buildings can be retrofitted with cutting-edge renewable energy technologies, setting a new standard for sustainable manufacturing practices.