Application:
These 4” square boxes with conduit knockouts are installed in walls or ceilings for lighting fixtures, switches, receptacles or other outlet devices. 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’ extra shallow box design allows conduits to be run in shallow stud walls when multiple conductor runs need to be split in two or more directions. They include a raised ground provision in the bottom of the box.

Field Names:
Extra shallow 4S Box, 1900 box, 1900 electrical box, 1900 junction box, conduit box, J-box, concentric box, conduit junction box, outlet box, drywall mud box, 4” square box, shallow 1900 box.