MAIN CHARACTERISTICS range of product HARMONY 9001SK product or component type PUSHBUTTON device short name 9001SK bezel material BLACK PLASTIC COMPLEMETARY CHARACTERISTICS mounting diameter 30 MM shape of signaling unit head OCTAGONAL type of operator MAINTAINED light source WITHOUT light block supply LIGHT BLOCK SUPPLY WITHOUT SUPPLY contacts type and composition WITHOUT CONTACT BLOCK product certifications CE IP degree of protection IP64 NEMA degree of protection NEMA 1233R44X61213