These TRIX switches are for early TRIX accessories needed a single pulse to operate. They are not suitable for HORNBY DUBLO.
Märklin 7070, 7072, Trix Express switches, AC Wheels From Roco EWIV coaches - H0
Trix 449 Black Pass Contact Lever Frame Points Switches [5] (Working)#70
Trix 449 black double impulse switches for points, signals, dump wagons
Trix Black Pre -War Point Lever Switches (11)
Trix 418 Red On / Off Lever Frame Switches [3] (Working)#70