This universal switch is used in the Conveyor Kit in the wash tunnel. This switch is used to read and determine the timing of the entire wash. The switch has an operating frequency of 40 to 60 Hz and a switching frequency of 20 Hz. It is a threaded M30 mounting type with a 6-1/2' attached cable. This switch comes with two locknuts with inside diameters of 1-1/8".