Junction box form an integral part of a circuit protection system and constructed to provide a degree of protection to personnel against incidental contact with the enclosed equipment and to provide a degree of protection to the enclosed equipment against specified environmental conditions. JBX boxes are molded of PVC are entirely non-metallic and provide NEMA Type 1, 2, 3R, 4, 4X, 6, 6P, 12, 13 protection.