3-3/4 in. Square Box, Large capacity, Welded, 3-1/2 in. Deep, Fourteen 1/2 and 3/4 in. Concentric KO's & One 1/2 in. KO, FM Bracket

3-3/4 in. Square Box, Large Capacity Electrical Box This 3-3/4 inch square box by RACO is designed for electrical distributors and switchgear suppliers requiring a large capacity solution for wire and cable installations. Its welded steel construction with an FM bracket supports mounting on metal or wood studs, making it suitable for various lighting solutions and electrical applications. The box features multiple knockouts and accommodates oversized devices, providing flexibility in conduit wiring systems. Specifications Material: Steel Color: Gray Dimensions: 4.125 in. width x 3.5 in. depth x 7.625 in. height Cubic Capacity: 45.0 cu. in. Number of Gangs: 2 Knockouts: Fourteen 1/2 and 3/4 in. concentric, plus one 1/2 in. knockout Bracket Type: FM bracket for metal or wood studs Bracket Setback: 1.25 in. Fire Resistance: Acceptable for use in 2-hour fire rated walls Certification: UL Listed Wiring System: Conduit Weight: 1.43 lb. Country of Origin: Mexico Manufacturer: RACO Manufacturer Part Number: 255 Features Welded steel construction for durability Large capacity design accommodates oversized devices 3-3/4 in. opening allows margin of error when using 4 in. square covers Accepts 4 in. square covers and mud rings FM bracket mounts on flat side of stud for secure installation Supplied with multiple concentric knockouts for flexible conduit entry Suitable for use in fire-rated walls Downloads & Links Spec Sheet Catalog Full Asset Reference 2 SDS Asset Reference MSDS Sales Drawing Asset Reference Sell Sheet Asset Reference Catalog Full Asset Reference 1 Terms and Conditions Asset Reference Certification Document Asset Reference