Receptacle With Aja Mounting Box | For Reverse Service (Generator Applications) | The I-Beam Family of Led High Bays From Lithonia Lighting Is Among the Most Recognized and Respected Brands in the Industry, With a Proven Track Record of Value and Performance. This Legacy Continues With the Ibg Led. the Versatile I-Beam Ibg Led High Bay | Use Through Knockout to Connect Box to Conduit Coupling; Use With a Locknut to Connect Two Boxes Side by Side or Back to Back; Use With a Locknut to Connect Fixture Housings in Continuous Runs; Rigid Conduit Threads (Nps)Furbay Electric Supp