We offer these S mode aircraft transponders not only to pilots, but also to flight technicians. This is a type of aircraft transponder that identifies the aircraft and defines its altitude. In this category, you can find combined transponders. These benefit from more than one mode. In particular, these modes are labeled as A/C/S.
Mode S Transponder, Stack Format, 160mm
Mode S Transponder, 57mm
Mode S Transponder, 130W, 57mm, w/ Install. Kit