Application:
These 4” square boxes are installed in walls or ceilings for lighting fixtures, switches, receptacles or other outlet devices where nonmetallic sheathed cables are used. Square boxes are used to bring power to a number of electrical devices where multiple conductor runs are split in two or more directions.

Advantages:
Garvin Industries’ 4” square boxes come with built-in clamps for nonmetallic sheathed cables to speed up installation and save connector costs.

Field Names:
4S box, 1900 box, 1900 electrical box, 1900 junction box, conduit box, J-box, concentric box, conduit junction box, outlet box, drywall mud box, NM cable box, 1900 box with cable clamps, 1900 bracket box.