Constructed from molded halogen-free and self-extinguishing fiberglass reinforced polyester, Black UL® Listed Weatherproof NEMA Enclosures are suited for use in extreme temperature or corrosive environments. Units feature fully gasketed lids and integral mounting flanges that allow them to be mounted on walls and flat surfaces without additional hardware. Series NBB121, NBB100, NBB141, and NBB181 measure 12 x 10 x 5 in., 10 x 8 x 5 in., 14 x 12 x 7 in., and 10 x 8 x 5 in., respectively.