Model Number: 910-30401

Trainz Product Id: 12488097

The car is a permanently coupled double car like the original and the coupling between the two cars is adjustable in length

In the case of reefers

Trainz Product Id: 12370221

Marklin 6021 HO Digital Control Unit ProductID_12279964 Model Number: 910-30401Here is a Marklin 6021 HO Digital Control Unit. The Control Unit is the heart of the Digital System. Only one is required for a layout and other control devices plug into it. The Control Unit receives its power from a transformer by means of the yellow (labeled "L") wire and the brown (labeled "O") wire. Any transformer will work as long as it has a 16 volt fixed AC output, but one that supplies 42 watts, as the 6001 Mrklin transformer does, would be