Manufactured from polycarbonate, SG Series is IK08 impact-resistant and designed to withstand tough industrial environments with UL508 Type 4X and 12 listing and IP67 rating. Units are available in 7 sizes ranging from 3 x 3 in. to 11 x 9 in. with clear cover option. Additional features include polyurethane gasket, plastic mounting bosses, stainless steel screws, and cover retainer straps. Optional accessories include quick turn screws and mounting feet.