Electrical Box, 47.8 cu in, Masonry Box Type, 3 Gangs, Steel, Rectangular Shape 692

3-Gang Masonry Box, Nongangable, 2-1/2 in. Deep, Thirteen Concentric KO’s •Rugged welded design does not fall apart during construction. •Available from one to six gang configurations in both 2-1/2" and 3-1/2" depths. •Rectangular shape fits square cuts in block. •Large volume design allows for additional work room inside the box. •Standard 1/2" and 3/4" concentric knockouts. •Device ears inside the box prevent mortar from getting in the device holes. •Steel voltage partition #971 fits all 2-1/2" or 3-1/2" depths. •Standard wall plates can be used. •Device ears are formed inside the box •Rectangular shape neatly fits square cuts in concrete block, 3-3/4 in. x 5-19/32 in •47.8 cu. in. capacity •UL listed