- For locations made hazardous due to the presence of flammable gases or vapors, combustible dust, or easily ignitable fibers and flyings, and areas which are subject to corrosion, weather, and dampness, petroleum refineries, chemical and petrochemical plants
- High strength, lighter weight, corrosion resistant copper free cast aluminum construction
- Reduced number of cover bolts
- Cover o-ring, Nitrile (BUNA-N) material, supplied standard supplied standard for a Type 4X rating
- Mounting lugs are bi-directional, bolt on, made from ductile aluminum alloy
- Back pan mounting holes predrilled
- Conduit and device openings factory or field installed
- Aluminum hinges and stainless steel hardware standard on mid to large size boxes
- Recessed flange notches to allow for easier cover opening
- CSA Certified|UL Listed