The I-BOX surface-mount instrument enclosure protects against potential hazards that can damage critical electrical instruments in tough field conditions. It is suitable for indoor installations in which space is at a premium. It is available in a variety of sizes, including widths of 9, 12 and 15 in and depths of 3 or 6 in. The aluminum body, cover and mounting panel provide high-impact protection in a lightweight package, with units weighing between 3.18 to 6.37 lb. The enclosure comes with an internal black mounting plate that can accommodate any type of Hat or G-type DIN rail.