4" Square Box, 1-1/2" Depth, Welded, Steel

Orbit Industries' 4" Square (4S) Boxes and Extension Rings are used in the installation of lighting fixtures, switches, and receptacles. They are constructed from 16 gauge galvanized steel. The 1-1/2" deep, welded boxes have multiple 1/2" and 3/4" knockouts. Selected models include a bracket, such as the FB bracket for offset mounts on the sides of studs, the B bracket for face mounts, or the AB brackets for side and face mounts. Non-bracketed boxes have a raised ground emboss.