10 fast facts about EirGrid and the work we do

EirGrid is Ireland's TSO, which stands for 'Transmission System Operator'. We plan, manage and develop Ireland's high-voltage electricity grid for a sustainable future. This grid is connected to the lower voltage distribution system managed by ESB Networks, Ireland's Distribution System Operator (DSO), which supplies power directly to homes and business around the country. Here are some key facts about EirGrid.