Appleton JBDX-50L UNILETS Outlet Box, Number Of Outlet: 4, Material: Malleable Iron, Size: 1/2", Cable Entry: (4) 1/2" Tapped Openings, Knockouts: Yes, Height: 4-1/2", Width: 6.13", Depth: 2-1/16", Finish: Triple-Coat (Zinc Electroplate, Chromate And Epoxy Powder Coat).