Prototype: Electric locomotive 11141 (Re 4/4 II) of the Swiss Federal Railways (SBB). Wheel arrangement Bo'Bo', built from 1966 for the SBB. Operational condition since December 1974. Basic color scheme in blood orange/pebble gray, with round lamps and a pantograph. Service: Swiss Express. Model: Built-in digital decoder and sound generator for operation with DCC and Selectrix. Motor with flywheel, 4 driven axles, traction tires. Front and rear lights change with the direction of travel, with warm white LEDs (tail light switchable and dimmable), cab lighting, digitally switchable. Length over buffers 93 mm.