29 January 1908; 116 years ago (1908-01-29), 6.3 kV AC system (overhead; turned off in 1955)[4] 15 July 1940; 84 years ago (1940-07-15), 1.2 kV DC system (3rd rail)[4] 4 April 1965; 59 years ago (1965-04-04), 15 kV AC system (overhead)[4]
A main line terminal station, most Intercity-Express (ICE) services linking Hamburg with southern Germany begin and terminate at Hamburg-Altona. It also has an underground station (named Altona) which is served by the rapid transit trains of the Hamburg S-Bahn.[5] The station is managed by DB Station&Service.[2]