MAIN CHARACTERISTICS range of product HARMONY XB4 product or component type HD F NON-ILLUM PUSHBUTTON device short name ZB4 product compatibility NOT COMPATIBLE WITH LEGEND HOLDER bezel material CHROMIUM PLATED METAL mounting diameter 22 MM sale per indivisible quantity 1 shape of signaling unit head ROUND type of operator SPRING RETURN operator profile BLUE FLUSH UNMARKED operator additional information CLEAR BOOT COMPLEMETARY CHARACTERISTICS CAD overall width 30 MM CAD overall height 30 MM CAD overall depth 37 MM mechanical durability 10000000 CYCLES cap/operator or lens colour BLUE marking UNMARKED compatibility code ZB4