Southwire 4‑Inch Octagonal Electrical Box – Galvanized Steel, 5‑Knockout, Includes NMSC Clamp & Screws

Discover the robust Southwire Octagonal Electrical Box, engineered with a 4‑inch octagonal opening and a compact 1.5‑inch depth for tight‑space installations. Crafted from premium galvanized steel with a sleek silver finish, this enclosure combines durability with a clean aesthetic, making it ideal for residential and commercial wiring projects.

Why choose this box? Its sturdy construction protects conductors from impact and corrosion, while the integrated NMSC clamp streamlines cable securing, reducing installation time. The design maximizes usable volume without sacrificing wall space, ensuring a tidy, code‑compliant finish.

• Galvanized steel housing: Offers superior rust resistance and long‑term strength for demanding environments.
• 4‑inch OAW (Octagonal Opening Width): Provides ample room for larger conduit entries and simplifies wire routing.
• Five knockouts: Flexible entry points allow customized cable placement and easy field modifications.
• 14 cu‑in cubic capacity: Sufficient internal space to accommodate multiple conductors while meeting NEC volume requirements.
• Included NMSC clamp and mounting screws: Ready‑to‑install hardware eliminates the need for extra accessories, accelerating project completion.

Elevate your wiring projects with confidence: This Southwire octagonal box delivers a perfect blend of strength, versatility, and convenience. Whether you’re upgrading a panel, adding new circuits, or outfitting a commercial outlet, the box’s reliable construction and thoughtful features ensure a secure, professional result every time.