Height : 137 mm (5.39 in), Unit : STD Pack 1, Enclosure : Top Hat Cover, Protection Level : IP66, NEMA Type 4X with gray cover and 12K with trans. Cover, Enclosure Material : Polystyrene or Polycarbonate, Gasket Material : Polyurethane, Color : Light Gray, Cover Color : Gray, Material Termperature Range : Polystyrene -25?C to 70?C (-13?F to 158?F)Polycarbonate -40?C to 120?C (-40?F to 248?F), Customizable : Yes