Model: The cars have factory-installed LED interior lighting. They also have a current-conducting plug-in coupling in NEM coupler pockets between the cars. The cars have operating current-conducting couplers on the outer car ends. One car with current-conducting couplers and a pickup shoe is required to supply power to the cars. Length over the buffers approximately 30.5 cm / 12".
The class E 41 electric locomotive with current-conducting couplers goes with these cars and can be found in the Märklin H0 assortment under item number 39417. Cars to go with this car can be found in the Märklin H0 assortment under item numbers 43173, 43183, and 43184.