22MM PLASTIC ROUND COMPLETE UNIT COMBINATION: ILLUMINATED PUSHBUTTON WITH FLAT BUTTON NON-ILLUMINATED WITH LAMP HOLDER BA 9S WITHOUT LAMP SCREW TERMINAL, 1NO WITH HOLDER GREEN !!! Phased-out product !!! SIRIUS ACT 3SU1 is successor Preferred successor type is >>3SU1001-0AB40-0AA0 + 3SU1500-0AA10-0AA0 + 3SU1400-1AA10-1BA0<