Prototype: German Railroad, Inc. (DB AG) Class SVT 137 express powered rail car. Former German State Railroad Company (DRG) "Hamburg" design. Version as museum powered rail car 137 225.

Model: The model has been reworked. The powered rail car has a 5-pole motor. One truck has both axles powered. A Jacobs truck connects both units permanently with each other. Triple headlights with warm white LEDs change over with the direction of travel to red marker lights. The non-powered unit has interior lighting. Train length 202 mm / 7-15/16".