Octagon Steel Electrical Junction Box & Knockout Cover, 4" Square Drawn Metal Box, 1-1/2" Deep, 15.5 Cu in, UL Listed, 4x4 Flat Cover Knockout Kit – 16 Pack

Octagon Steel Electrical Junction Box & Knockout Cover, 4" Square Drawn Metal Box, 1-1/2" Deep, 15.5 Cu in, UL Listed, 4x4 Flat Cover Knockout Kit – 16 Pack

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When the job calls for strength, precision, and code-compliant performance, the Airmont Octagon Electrical Box and Cover Series deliver.

Manufactured from durable stainless steel and UL Listed for safety, this 4-inch drawn metal octagon box offers 15.5 cubic inches of wiring capacity in a compact 1-1/2" deep profile. Four 1/2" knockouts and four 3/4" knockouts provide flexible conduit entry options for lighting circuits, junction points, and fixture installations.

The matching 4.0" stainless steel covers are precision cut and formed for a flush, professional finish. Available in blank, toggle, duplex, and 1/2" centered knockout configurations, each cover features keyhole and slotted mounting holes for faster alignment and secure attachment.

Features

  • Ul Listed Steel Construction – Built from heavy-duty steel for corrosion resistance, long service life, and dependable jobsite performance. UL Listed for code-compliant residential and commercial installations.
  • 15.5 CUBIC INCH CAPACITY – 4" x 4" x 1-1/2" deep drawn octagon box provides 15.5 cu. in. of wiring space for fixtures, splices, and device connections without overcrowding.
  • Multiple Knockout Options – Features (4) 1/2" knockouts and (4) 3/4" knockouts to accommodate standard conduit sizes. Designed for flexible installation planning across lighting and junction applications.
  • Precision-Formed Flat Covers – 4.0" x 4.0" x 0.063" steel covers available in blank, toggle, duplex, and 1/2" centered knockout configurations. Keyhole and slotted mounting design allow fast alignment and secure fastening.
  • Professional Installation Ready – Mounting screws included for immediate install. No built-in clamps, allowing electricians to select preferred connectors for AC, MC, FMC, or conduit applications.

Specifications

Brand Airmont Products
Color Box + Knockout Cover
Pack Quantity 16