Stem and Swivel Style Photocell | Control Circuits Lighting Ballasts Meter Circuits Electronic Circuits | Designed to Compensate for Length Changes Due to Temperature Variations in Exposed Conduit Runs | Dusk to Dawn Lighting Control | For Use in Metal Framing Applications | For Use With Emt Conduit | For Use With Threaded Rigid Metal Conduit and Imc | Lighting Loads/ Branch Circuit Loads | Splicer / Reducer | Used With Locknut to Terminate Rigid and Imc Conduit to an Enclosure, Provides a Smooth Pulling SurfaceFurbay Electric Supp