The new "IRD" (Interregio doubledeck train) RABe 512 # 017 of the SBB, built by StadlerRail, is on a test run 97523 from Sulgen to Romanshorn Süd, running through Erlen and Oberaach. The SBB ordered 60 of this trains, the first are now in timetabled service, mainly as RE between Zürich and Schaffhausen.