3-1/2" Octagon Electrical Box - Technical Specifications

Construction & Materials:

• Type: Drawn construction

• Material: Pre-galvanized sheet steel

• Shape: Octagon

• Depth: 1-1/2"

• Diameter: 3-1/2"

• Capacity: 11.8 cubic inches

Approvals & Standards:

• UL Listed: UL 514A

• CSA Certified: CSA C22.2

• Compliance: ANSI/NEMA OS1

Knockout Configuration:

• Total Knockouts: 5

  • Bottom: (1) ½" knockout

  • Sides: (4) ½" knockouts

• Knockout Size: ½"

Packaging:

• Standard package: 25 units per carton

Key Features:

• Corrosion-resistant pre-galvanized finish

• Compact octagon design for space-constrained installations

• Versatile knockout placement for wiring flexibility