Prototype: German Federal Railroad (DB) class 420 S-Bahn powered rail car train. The train looks as it did around 1980. This is the blue / light gray version for the S-Bahn network in the greater Munich area. Road nos. 420 181-0, 421 181-9, 420 681-9. Use: Suburban commuter service.

Model: Era IV. The train has a 21-pin digital connector. It also has a 5-pole motor with a skewed armature and a flywheel, centrally mounted. 4 axles on the middle car powered through cardan shafts. The frame for the middle car is die-cast metal. The headlights are maintenance-free, warm white LEDs, and they will work in conventional operation. The train has triple headlights and dual red marker lights. They change over with the direction of travel. the end cars have a power pickup feature such that the pickups at the front of the train are picking up power; this feature works when a Trix decoder has been installed in the train. The lighted train destination signs along with the triple headlights can be controlled digitally with a Trix decoder. There are close coupler guide mechanisms and electrical connections between the cars. A special coupling included with the train enables you to couple the train to additional ET 420 units for prototypical operations. The 66718 interior lighting kit can be installed in the train. Different destination signs for the S-Bahn network in Munich are included with the train. The train has highly detailed plastic bodies with many separately applied parts such as grab irons, electrical plugs, windshield wipers, antennas, whistles, and horns. The train has interior details in several colors. There is a detailed representation of the Scharfenberg coupler (non-working) at the ends of the train.

Length over the couplers 775 mm / 30-1/2".