Model SCH.6050 CS0169026 (Model SCH.0611/6577) KZ 30R ALTERNATIVES: DS0323RRK6 , or DS0324RRK6 or DS0323RRL6 or DS0324RRL6 ;switch; CS0177496 DS0323RRK6 (3 pole black/grey) DS0324RRK6 (4 pole black/grey), rearmount DS0323RRL6 ( 3 pole red/yellow), rearmount DS0324RRL6 (4 pole red/yellow), rearmount Model SCH.7008 cn032 obsolete SCH.0611/5359 LNA452N2B, interaxis holes 58mm LLA438N3, interaxis hole; Model CN025 (EN60947-3) SCH.6723 7/89