Steel Switch Box, Ivory, 22 Cu.In Capacity, Square, Knockout Cable Entry, 1/2 In (Bottom);1/2 to 3/4 In (Moon Knockout Bottom);1/2 In (Side);1/2 to 3/4 In(Moon Knockout Side) Knockout Size, 13 Knockouts, Bracket Mount, 4 In Length, 4 In Width, 1-1/2 In Height, 81 LB/100