Summary: The article presents the most important events that make up nine editions of the Katowice Electricty Days. They were organized by the Coal Basin Division of SEP, in cooperation with the city and voivodeship authorities, for the inhabitants of Katowice and the Silesian region. They popularize knowledge, awareness of "safety in electricity", and at the same time it is a celebration of electricians, energy engineers, communication specialists, electronics engineers, automation specialists and IT specialists.