This selector switch is part of the range of control and signaling units, Harmony 9001SK diameter 30mm plastic. It has a double insulated bezel. It is supplied with a black standard knob. Thanks to its double insulated bezel it is adapted for applications requiring a high resistance to corrosion. It is easily installed into a standard 30mm diameter panel cut-outs and its protection index is IP66. It features 3 positions. The 30 mm Harmony range offers a large choice of robust and reliable products to meet a great number of applications in heavy industries such as petrochemy, metallurgy, mining oil and gas wastewater treatment, automobile manufacturing. It is UL listed and CSA certified, CE declaration of conformity and RoHS compliant.