Appleton Electric selector switch assemblies are used with magnetic starters & contactors for remote control of motors and providing circuit control & selection. They feature silver cadmium oxide construction for corrosion resistance & positive contacts, and have clearly marked terminals & brass screws to ensure quick & easy wiring. These UL listed, explosion proof & dust-ignition proof assemblies are ideal for installation in petrochemical plants & chemical refineries. They are NEMA 3 rated to protect against dust & debris, offer maintained / momentary actions for preventing accidental injuries & On/Off functions, and are IP54 rated for protecting sensitive electrical components from damage. Choose from a broad range of these assemblies, available in 2 & 4 circuit contact forms to provide additional functionality to the switches.