S1 (Berlin)

The S1 is a line on the Berlin S-Bahn.[1] It operates over:

• the Prussian Northern Railway, opened on 10 July 1877 and electrified in 1925,
• a short section of the Berlin-Szczecin railway, opened on 1 August 1842 and electrified in 1924,
• the Nord-Süd-Tunnel, opened on 28 May 1936 from Humboldthain to Unter den Linden and on 9 October 1939 to Anhalter Bahnhof and the junction with the Wannsee Railway and
• the Wannsee Railway, opened on 1 June 1874 from Zehlendorf to Wannsee and on 1 October 1891 from Potsdamer Bahnhof to Zehlendorf (next to the Potsdam trunk line, opened on 29 October 1838) and electrified on 15 May 1933.

Overview
Locale	Berlin
Service
System	Berlin S-Bahn
Operator(s)	S-Bahn Berlin GmbH
Rolling stock	DBAG Class 481
Technical
Electrification	750 V DC Third rail
Route map Wannsee Nikolassee Schlachtensee Mexikoplatz Zehlendorf Sundgauer Straße Lichterfelde West Botanischer Garten Rathaus Steglitz Feuerbachstraße Friedenau Schöneberg Julius-Leber-Brücke Yorckstraße Landwehrkanal Anhalter Bahnhof Potsdamer Platz Brandenburger Tor Friedrichstraße Spree Oranienburger Straße Nordbahnhof Humboldthain Gesundbrunnen Bornholmer Straße Wollankstraße Schönholz Wilhelmsruh Wittenau Waidmannslust Hermsdorf Frohnau Brandenburg–Berlin state border Hohen Neuendorf Birkenwerder Borgsdorf Lehnitz Oranienburg (valid as of 4 December 2020)