Molded in light gray, UV-stabilized polycarbonate and UL Listed to 508A, Type 1, 2, 4, 4X, 12, and 13 specifications, 4.50 x 4.50 x 2.44 in. ML-44F houses electronics that may be subjected to harsh environmental conditions. Features include silicone gasket seal, UL94V-0 flame rating, molded on flanges, plastic PCB mounting bosses, and stainless steel screws. Along with clear cover option, available accessories include internal mounting panels and watertight cable glands.