4" Rigid Watertight Hubs With Insulated Throat
Watertight hubs securely connect Rigid or IMC conduits to standard knockouts in boxes or electrical enclosures. Topaz’s corrosion resistant zinc die cast construction prevents moisture, dust and other damaging particles entering conduit. Oversized locknut prevents damage from vibrations. UL listed, NEMA 2, 3R, 4, 4X, 5, 12, 13 approved; 1/2” to 4” sizes to suit multiple applications.