Düwag TW 6000
 The TW 6000 is a type of articulated light rail vehicle used on the Hanover Stadtbahn system originally manufactured by Düwag AEG Kiepe and Siemens the later batches being built by LHB (now part of Alstom). The vehicle can serve both high platforms and street-level stops; it has cabs at both ends thus eliminating the need for turning loops. It was unique in Germany at the time for featuring thyristor chopper control and a contemporary design by Prof.