3SE52420BK21,LIMIT SW,METAL ROLLER CRANK,1NO+
3SE52420CC05,LIMSW ,ROUND PLUNGER,1NO+1NC,SNA
3SE52420FC05,LIMSW ,ROUND PLUNGER,1NO+1NC,SNA
3SE52420GC05,LIMSW ,ROUND PLUNGER,1NO+1NC,SNA
【SIEMENS】3SE52420HC05,
3SE52420HC051AJ0,LIMSW ,RND PLNGR,1NO+1NC,SNAP,2M
3SE52420HC051CA0,LIMSW ,ROUND PLUNGER,1NO+1NC,SNA
3SE52420HD03,LIMIT SWITCH,ROLLER PLUNGER,1NO+