Digitrax DN163K1C N Scale Decoder for Kato SD70MAC/ACE/SD40-2/C44-9
Digitrax DN163K1C 'Drop-In Decoder' is designed to fit the majority of the Kato N scale 6 axle diesels made from year 2006 onward. Kato has made one chassis design that is common to most (but not all) of their 6 axle N scale models.
Includes Scalable Speed Stabilization (Back EMF) for realistic speed control. Read more here.