The Kato EMD F7 comes in both A and B (cabless) variations, and is retooled from earlier variations of the F-unit locomotive chassis to make it DCC friendly. Passenger units can be identified by their Steam Generators vs. freight units which lack this detail.
DCC friendly mechanism
A-unit LED has directional headlight and illuminated number boards
Locomotives have a powerful five pole motor with all wheel electrical pickup and blackened wheels
KATO magnetic knuckle couplers
Drop in DCC compatible with the Train Control Systems K0D8 series and Digitrax DN163K0B