Prototype: General Motors EMD class F7 painted and lettered for Great Northern Railway (GN). Double unit consisting of two A units. Road numbers 309-A and 309-C. Reddish orange and black green paint scheme.
Model: The locomotive has an mfx+ digital decoder and extensive sound functions. It also has controlled, high-efficiency propulsion in both A units. 2 axles powered in each A unit. Traction tires. The headlights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. The lighted number boards and the classification lights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. Maintenance-free, warm white LEDs are used for the lighting. The cabs have interior details. The locomotive has separately applied metal grab irons. There is a permanent drawbar between the locomotive units. Snowplows are included. Length over the couplers approximately 35 cm / 13-3/4".
The car set to go with this locomotive can be found in the Märklin H0 assortment under item number 45661.