The depositories of the Museum are located in Riga, Andrejsala – in a building designed by the architect Karl Felsko (1844–1919). Here, you can study a collection of glass plate negatives of Eduards Kraucs (1898–1977) of the construction of Ķegums power plant, view various tools, steps, safety belts, helmets.

Permanent and temporary exhibitions are located at a significant place – in Ķegums, on the left bank of Daugava, next to Ķegums hydroelectric plant. The exhibition “Development of electric energy in Latvia” provides an insight into the history of the industry in Latvia – it tells about the generation, transmission and distribution of electricity, and demonstrates the historic technologies, such as, Ķegums’ and Plaviņas’ hydro turbines, various outdoors switching equipment and other industrial heritage objects.of an electrical technician, measuring devices and electric energy meters.