Box Outlet Alum 1G 18.3 Cu Brz For use in wet, damp or dry locations. Three 1/2" threaded outlets. 2" deep with lugs. May be used as a weatherproof junction box, or as a housing for receptacles, switches, and GFCIs. Powder coat finish. Eight box mounting options with detachable lugs pr ovided. Includes two closure plugs. Ground screw installed. Multi-lingual instructions. Internal threads and hubs comply with NEMA requirements. Hubs accept all threaded fittings and threaded conduit. Die cast aluminum construction. 18.3 cubic inch capaci ty. 2" depth x 4-1/2" length x 2-3/4" width. UL Listed. NEMA 3R rated.