4O Boxes

Orbit Industries' 4" Octagon (4O) Boxes and Extension Rings are used in the installation of light fixtures and other electrical devices in walls and ceilings. The multiple knockouts (in sizes 1/2" and 3/4", MKO), non-metallic and metal sheathed cable clamps allow for easy installation. Our selection includes side brackets (FB, LB…), bar hangers, and sliding brackets to suit specific needs. Deep, Welded boxes provide extra space for wires and devices.