Topaz’s Form 7 Conduit Bodies and Covers are interchangeable with every major brand Form 7 Series. Meets Federal Spec. A-A 50563; NEMA FB1 and NEMA 4X approved raintight when installed with cover and gasket. IP65 protection rated to withstand intrusion of damaging water and particles, avoiding product compromise. UL514A and UL514B listed and available in sizes from 1/2” to 3 1/2 – 4”.