This DigiFrame Kit is for the early version that is NOT DCC ready.
KF3N DigiFrame Kit for Kato F3-A or F3-B
This DigiFrame has be specialy designed to replace the original locomotive frame and allow you to install an N-Scale or Z-Scale DCC decoder. The kit includes fully illustrated step-by-step instructions. This unit can be used for the F-3A and F-3B units.