IDB | Support for the Universal Energy Access Program in El Salvador. HomeDrawing from official SIGET data, ETESAL infrastructure roadmaps, BloombergNEF market forecasts, and real-world project case studies, this publication addresses the pressing technical and commercial challenges confronting grid operators, industrial energy consumers, small-to-medium enterprises, and. Battery energy storage systems (BESS) are designed to address these challenges by storing excess renewable energy when demand is low and releasing it when demand is high. Projected Digital Economy Growth: El Salvador's digital economy is set for robust expansion, driven by the. AES' Meanguera del Golfo solar plant—the first of its kind in Latin America—relies on enhanced solar-plus-battery storage technology to deliver uninterrupted, carbon-free electricity to isolated island communities and support economic growth in the Gulf of Fonseca region of El Salvador. Furthermore, the country has implemented incentive programs. Committed to building a more sustainable and efficient energy system, DELSUR has partnered with Hitachi Energy to integrate eco-friendly technologies and digital solutions. As a leading electricity distributor in El Salvador, the company is enhancing grid reliability, operational efficiency, and.