Fdc Deep Depth 1-Gang Cast Device Box | Circuit Protection | Control Circuits Lighting Ballasts Meter Circuits Electronic Circuits | Dusk to Dawn Lighting Control | For Reducing Conduit Entries to a Smaller Size in Threaded Rigid and Imc Conduit Systems | For Use in Metal Framing Applications | For Use With Rigid/imc Conduits | For Use With Threaded Metal Conduit and ImcFurbay Electric Supp