German electrolyser maker Sunfire GmbH said on Wednesday that it will deliver a 10-MW electrolyser at the port of Bilbao, Spain, allowing energy company Repsol SA (<a href="https://www.bolsasymercados.es/bme-exchange/es/Mercados-y-Cotizaciones/Acciones/Mercado-Continuo/Ficha/Repsol-ES0173516115" target="_blank">BME:REP</a>) to produce green hydrogen for use in a nearby e-fuel plant.