Gangable 3 x 2 switch box, offers the option of constructing a box to hold two or more devices. Plaster ears allow the box to be used in old work applications. Acceptable for use in 2 hour fire rated walls. Four 1/2 conduit knockout sides . Two 1/2 conduit knockout end . Two 1/2 conduit knockouts bottom . 2 deep 10.0 cubic inches. UL Listed.