ENCLOSURE FOR COMMAND DEVICES, 22MM, ROUND, ENCLOSURE MATERIAL METAL, ENCLOSURE TOP PART GRAY, 2 COMMAND POINTS METAL, B=PUSHBUTTON GREEN, LABEL: I, 1NO, SCREW TERMINAL, A=PUSHBUTTON RED, LABEL: O, 1NC, SCREW TERMINAL, BASE MOUNTING, TOP AND BOTTOM 1 X M20 EACH