The 5412 CH are used indoors or outdoors to protect the enclosed controls from dust, dirt, oil and water splashing. The 5412 CH are made of high quality code gauge steel, with continuously welded corner seams. The enclosures feature die cast hinges, which are bound to the cover by an exclusive concealed hinge pin system. The covers are interchangeable and can be removed by unfastening the nylon lock nuts. Enclosures are closed with a ¼ turn lock, which ensures tight, positive closing. A high quality, robotically poured-inplace, seamless gasket ensures a complete and durable water tight seal. Each enclosures comes complete with a 14 GA galvanized inner panel, which mounts on welded nuts. The enclosure can be internally or externally mounted using the included mounting feet. These feet have oblong holes to facilitate installation. Enclosures are finished with heat fused powder paint, electrostatically applied on a pretreated base. Box ANSI/ASA 61 smooth gray. CSA Certified / UL Listed NEMA/EEMAC 4-12 / IP66