Rated NEMA 4/7/9 for UL and cUL Classified hazardous areas, are constructed from cast aluminum and is available in sizes ranging from 06" x 08” x 04” to 32” x 36” x 12”. • 64 standard sizes available • One-piece NEMA 4 water tight gasket • Premium, high strength steel cover bolts. Explosion proof control enclosures and junction boxes are designed to house arcing/ sparking devices in Division 1 rated areas. They are made from a copper-free cast aluminium alloy. Factory price explosion-proof junction box features an IP66 protection rating and a flameproof design (Exd). Rated for 220V/380V, it ensures reliable operation in industries such as oil and gas, chemicals, and offshore platforms. There are different temperature classes, dust and gas protection ranges, which vary depending on the material, installed. EXB Series, 6 X 6 X 4, Class I, II, III, BCDEFG, Cast Aluminum, Type 4, Bolted Enclosure High strength, lighter weight, corrosion resistant copper free cast aluminum construction. Cover o-ring, Nitrile (BUNA-N) material, supplied standard supplied standard for a Type. Ex d and Ex tb certified for installation in explosion-hazardous areas. Suitable for use in gas group IIB+H 2 environments. The enclosure series EJB forms the optimal basis for the.