The 5412ESFRQ series are suited for indoor or outdoor use, where corrosion may be a problem, to protect the equipment from water coming from any direction, dust, dirt, and oil. They are made of SMC polyester fiberglass composite and come with a gasket that ensures a complete NEMA 4X seal. The quick release latches are made of stainless steel. The concealed hinges are removable and allow for 180° door opening.