This Harmony XB4 black, complete selector switch is part of the range diameter 22mm, Harmony XB4 metal, explosive atmosphere, ATEX dust offer. It is designed for industries where explosive atmospheres can be present. It is ideal for use in environments where the generation of possible ignition sources can be prevented and controlled. It has a circular head shape with a standard handle, and 2-stay put positions. It features 1 NO + 1 NC slow break contacts and screw connection type. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP65. XB4 explosive atmosphere range obtained the certificates ATEX dust offer and ATEX certificate 04ATEX9004U.