Killark GRE-300L - Compact rectangular enclosures with threaded lens covers, provides view of the interior. High strength, lighter weight, corrosion resistant copper free cast aluminum construction and tempered soda lime glass, cemented in place. Cover o-ring, Nitrile (BUNA-N) material, supplied standard supplied standard for a Type 4X rating. Cast mounting lugs are standard on all boxes. Internal ground screw supplied on all boxes. Electrostatically applied gray powder epoxy/polyester finish on exterior of box and cover. Mounting pans are available. Conduit and device openings factory or field installed. Compact square or rectangular enclosures with threaded screw type covers provide easy access to interior. Can be shipped in component parts and still maintain third party UL-CSA-FM approvals. Enclosure has lens cover. Cast mounting lugs are standard on al