4" Square Welded Deep Boxes with Bracket-2-1/8" deep MKO with MC Clamp & TS bracket（ZQ521717-TSBX（241））
4" Square Welded Deep Boxes with Bracket - 2-1/8” Deep
Material：Galvanized Steel
Application：These bracket boxes with conduit knockouts are used when 4"square boxes must be mounted directly to wood or metal studs. Square boxes are used to bring power to a number of electrical devices where multiple conductor runs are split in two or more directions.
Advantages： 4"square boxes with attached brackets allow a quick easy installation to structural members and keep the boxes upright for an effortless conduit connection.
Field Names: Bracket box, 4S bracket box, metal stud box, vertical bracket box, wood bracket box, nail-on bracket box, 1900 bracket box, bracketed junction box, conduit box with bracket, stud box, outlet box, bracketed J box, deep 4S bracket box, deep 1900 bracket box, 1900 bracket box.
UL File No：E526989
