"Model factory-equipped with a permanently soldered digital decoder / Planned as a replacement for the Prussian G 10 in freight service, the class 50 developed into a universal locomotive by the end of the steam locomotive era. From 1939 to 1943 a total of 3,164 units were built in 21 different locomotive factories. After 1945, more than 2,000 locomotives remained with the German Federal Railways, some of which had to undergo major rebuilds. which resulted in a large number of variants. The locomotives reached a maximum speed of 80 km/h, had a power output of approx. 1,200 kW and an axle load of 15 tons. axle load of 15 t."