Steel Snap-in Knock Out Seal Blanks, 1/2-in., 4-pk.

Discover the Halex 1/2‑inch Steel Snap‑In Knockout Seal Blank, a compact 4‑piece kit designed to securely close unused openings in electrical enclosures. Crafted from durable steel, each blank snaps into place without tools, delivering a tight, fire‑rated seal that protects against dust, moisture, and accidental contact.

Why choose these seal blanks? They provide a reliable barrier that maintains the integrity of your panel, simplifying compliance with NEC standards while saving you time on installation. The snap‑in design eliminates the need for screws or adhesives, ensuring a fast, repeatable fit for any 1/2‑inch knockout.

• Robust steel construction: Offers superior strength and corrosion resistance for long‑lasting panel protection.
• Tool‑free snap‑in system: Installs in seconds, reducing labor and minimizing installation errors.
• 1/2‑inch knockout compatibility: Precisely sized to seal standard ½‑inch openings in switchboards and control panels.
• UL‑listed fire rating: Meets industry safety standards, helping you achieve code‑compliant installations.
• Pack of four: Provides enough blanks for multiple projects or spare inventory, ensuring you’re always prepared.

Ready for any panel sealing task: Whether you’re a professional electrician, a maintenance technician, or a DIY enthusiast, these Halex knockout seal blanks deliver dependable performance and a clean, professional finish. Trust the combination of sturdy steel and effortless snap‑in technology to keep your electrical enclosures secure, organized, and ready for future upgrades.