Pushbutton Enclosure Number of Columns 1 Number of Holes 2 NEMA Rating 1 13 3 4 4X Conduit Size No Conduit Entrance Holes Provided Dimensions 6.63 in H x 3.81 in W x 3.88 in D Hole Size 30 mm Material Plastic Height 6.63 in Width 3.81 in Depth 3.88 in Color Gray Includes - Type - Mounting Style Surface Contact Block Depth 3.88 in Standards UL Type 1 3 4 4X and 13