The NESCO 1" Knockout Seal (Model KO52) is a reliable, no-fuss solution for closing unused 1-inch knockouts in electrical boxes, panels, and enclosures. Designed for professional electricians and contractors, it delivers a clean, code-compliant finish on every job — whether you're roughing in a residential panel, finishing a commercial installation, or tidying up a retrofit. Its snap-in design speeds up installation, keeping your crew moving on the job site without sacrificing a professional result.

Specifications

Part Number KO52
Trade Size 1"
Product Type Knockout Closure
Location Rating Dry Location
Category Electrical Boxes, Covers & Enclosures
Vendor NESCO