FeaturesDevice bodies and covers are cast copper free aluminum alloy and provide a wide assortment for custom assembliesBodies are designed for custom drilled and tapped conduit openings on all four sides and the backGround flange joint between bolted cover and box provide required flame pathGO short style pushbutton, selector switches and pilot light operator bodies are copper free aluminumOperating shaft in both push buttons and selector switches are stainless steelOpen space between gangs for easy wiring from one cover to anotherContact blocks are rated heavy duty, 600 VACInternal ground screw