4S Square Box

4-inch square welded steel box used for lighting fixtures, switches, and receptacles in ceilings and walls. The 1-1/2 inch deep box provides 21 cubic inches of wiring space and includes multiple 1/2 inch and MKO knockouts for flexible conduit entry in commercial electrical installations.

Features

• 4" square welded steel box with 1-1/2" depth
• 21 cu. in. capacity
• 16 GA galvanized sheet steel construction
• KO configuration: (8) 1/2" and (4) MKO on sides; (2) 1/2" and (2) MKO on bottom
• Raised ground emboss
• For fixture/luminaire support of 50 lbs or less