Appleton GR-F VPT7X Explosion Proof Conduit Outlet

The Appleton GR‑F VPT7X Explosion‑Proof Unilet is a four‑hub conduit outlet box designed for use with threaded metal conduit in hazardous locations, delivering a rugged, raintight enclosure for pulling, splicing, and servicing conductors. Belonging to Appleton’s GR/GRF family, it carries UL Listed and CSA Certified approvals for Class I, Division 1 and 2 (Groups B, C, D), Class II, Division 1 and 2 (Groups E, F, G) and Class III, with NEMA 3, 4, 4X ratings for indoor, outdoor, wet or corrosive environments. The GRF variant is furnished with an integral mounting flange and includes an internal ground screw and O‑ring to ensure ground continuity and raintight sealing. This model includes a VPT7X wiring block for terminal connections inside the enclosure. GR/GRF Unilets are intended for access to conductors for pulling, splicing, maintenance and future changes, and are designed for use with threaded metal conduit. Common applications include hazardous‑duty installations in chemical plants, refineries, and offshore facilities where reliable conduit protection and safe servicing are required.