Enclosures & Junction Boxes Rugged Carlon® junction boxes and NEMA enclosures offer all the corrosion resistance and physical properties you need for applications ranging from the industrial floor to direct burial. Features NEMA Rated -Junction boxes are available in NEMA Type 4/4X and 6P ratings. Non-Metallic - Carlon enclosures use no metal and will not corrode. They are also strong, light weight and easy to install. Types: Choices of Circuit Safe JIC or NEMA Circuit Safe Pushbutton Enclosures HIMELINE Enclosures Carlon Non-metallic Junction Boxes Slack & Splice Enclosures