ELEC BOX #189 4"X4", 1-1/2"DEEP 1/2" KO's

Square Box; Type Welded; Height 4 Inch; Width 4 Inch; Depth 1-1/2 Inch; Capacity 21 Cubic Inch; Number of Knockouts 17; Knockout Location (5) Bottom, (12) Sides; Knockout Size (2) 1/2 Inch Conduit Bottom, (1) Conduit Bottom, (2) (1/2 Inch - 3/4 Inch) Conduit Threaded Knockout Bottom, (8) 1/2 Inch Conduit Sides, (4) (1/2 Inch - 3/4 Inch) Conduit Threaded Knockout Sides; Material Steel; Mounting Ceiling/Wall; Standard Package 50; Approval UL; Application Installed in Wall/Ceiling for Lighting Fixture, Switch or Receptacle