Siemens – 3SU1050-1EA10-0AA0-Z Y15

Mushroom pushbutton, 22 mm, round, metal, shiny, black, 40 mm, 3 switch positions, latches after pushing in, unlatches by pull-to-unlatch mechanism to center position, after pulling out the button Retraction to center position, with laser labeling, upper case and lower case, always upper case at the beginning of the word