A switch unit 1 wherein said switch module has a plurality of contact pairs and a corresponding plurality of rockers for actuating {HEAD ~ electrical circuit} between {TAIL ~ said contact pairs}, said cover having a plurality of rocker actuating elements in a coded arrangement corresponding to a specific identification for said switch module 
between
A switch unit 1 wherein said switch module has a plurality of contact pairs and a corresponding plurality of rockers for actuating { HEAD ~ electrical circuit } between { TAIL ~ said contact pairs } , said cover having a plurality of rocker actuating elements in a coded arrangement corresponding to a specific identification for said switch module
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH