Berlin S-Bahn Electrification Launch

June 17, 1928, saw the Berlin S-Bahn introduce extensive electric multiple-unit trains on its suburban lines, transitioning from steam. Overseen by the Deutsche Reichsbahn, this upgrade featured ET 165 class EMUs capable of 80 km/h speeds. It addressed growing commuter demands in the Weimar Republic era, integrating with the city's U-Bahn and trams. Engineering feats included overhead and third-rail hybrid systems amid dense urban infrastructure. The electrification improved efficiency, reduced pollution, and influenced European metro designs. Its legacy endures in today's extensive network, symbolizing interwar Germany's rail modernization amid economic recovery.