
Square Outlet Box; Height 4 Inch; Width 4 Inch; Depth 1-1/2 Inch; Capacity 21 Cubic Inch; Number of Knockouts 15; Knockout Location (5) Bottom, (10) Sides; Knockout Size (3) 1/2 Inch Bottom, (2) 3/4 Inch Bottom, (4) 1/2 Inch Sides, (6) (1/2 Inch-3/4 Inch) Concentric Sides; Material Drawn Steel; Standard Package 50; Approval UL 514A/514B/514C; Applicable Standard Federal Specification W-J-800E, NEMA OS-1