Unilets FSS Shallow Depth 3-Gang Cast Device Box, Number Of Outlet: 2, Material: Malleable Iron, Size: 3/4 In, Cable Entry: (2) 3/4 In Hub, Cubic Capacity: 40 Cu-In, Knockouts: No, Height: 4.56 In, Width: 6.44 In, Depth: 2 In, Finish: Triple-Coat (Zinc Electroplate, Chromate and Epoxy Powder Coat), Standard: Ul 514 A, Ul File Number E2527, Csa C22.2 No. 18.1, Csa 001472 Certified, Nema FB-1, For Use With Threaded Metal Conduit and Imc