All the electronics are powered from the PID cable. The only power from the track is truly for the rails. I don't think TVS is needed for them.
The only LCS units that I would be concerned with are the BPC2 and the relay circuit and maybe the ASC2.
Originally Posted by gunrunnerjohn:
Well, we'll find out if they're protected soon. I'll probably consider adding a TVS to the sensor tracks if they don't already have that protection. Since the first couple will probably be ripped apart to install for Atlas track, I'll get a close look at how they're built.