5400-5 Features: -Single gang weatherproof box extension. -Used to provide additional capacity needed for NEC box fill requirements. -Adapters allow installer to add "take-offs" to new boxes/devices. -Installation hardware, gasket, and ground screw provided. -Closure plugs provided for two and six-outlet styles. -Internal threads and hubs comply with NEMA requirements. -Hubs accept all threaded fittings and threaded conduit. -UL - Standard 514A. -CSA - C22.2 No. 18. -NEMA 3R Rated. -Package type: Carded. Specifications: -6.5" Outlets. -Dimensions: 4.56" H x 2.84" W x 1.34" D.