Morris Products 21802, Steel Snap-In Blanks 1", Use to Close Off Unused Openings in Boxes and Panel Boards

Steel Snap-In Blank – 1" Knockout Closure (Morris 21802)

This 1" steel snap-in blank is designed to securely close unused 1" trade size knockout openings in metal electrical boxes, panels, and enclosures. Its snap-fit retention clips allow for fast, tool-free installation, delivering a clean, professional appearance while helping protect the enclosure from dust, debris, and foreign objects.

Key Features

• Purpose: Closes unused 1" trade size knockouts in electrical boxes and panelboards
• Material: Durable all-steel construction for strength and longevity
• Design: Snap-in retention for quick, secure installation
• Finish: Metallic steel suited for standard electrical enclosures
• Application: Industrial, commercial, and residential electrical work

Where It’s Used

• Junction and outlet boxes
• Panelboards and breaker enclosures
• Metal electrical cabinets
• Service and control equipment

How It Works

To install, align the blank with the unused 1" knockout opening and press firmly until the retention tabs snap into place. The snap-in design eliminates the need for screws or additional hardware, allowing for efficient installation on the jobsite.

Important Notes

• Match Trade Size: Always select the blank that matches the knockout’s trade size (1") rather than the physical hole diameter.
• Steel Advantage: Steel snap-in blanks provide enhanced strength and durability compared to plastic alternatives, making them ideal for rugged or high-use environments.