Sigma 49152 ProConnex Knockout Seal Plug, 1 In., Steel, Zinc Plated

The Sigma 49152 ProConnex Knockout Seal Plug is a round, zinc-plated steel fitting designed to seal unused 1-inch knockouts in electrical outlet boxes and metal enclosures. This essential electrical component closes open holes left by knockout punches, protecting the interior of electrical boxes from dust, moisture, and pests while maintaining code compliance.

Whether you're a professional electrician or a DIY enthusiast working on new installations or upgrades, this knockout seal provides a reliable, secure closure that enhances the safety and integrity of your electrical systems. Its simple round profile ensures a snug fit without the need for additional adapters, making it a practical solution for standard 1-inch knockouts.

Features and Benefits

• Zinc-Plated Steel Construction: Offers excellent corrosion resistance and durability for long-lasting performance in various environments.
• Standard 1-Inch Knockout Fit: Works on any 1-inch knockout without requiring additional adapters or modifications.
• Code-Compliant Protection: Seals open holes to maintain electrical code compliance and protect against debris intrusion.
• Round Profile Design: The classic round shape allows installation in metal boxes and provides a secure fit.
• Convenient Packaging: Supplied in polybag packaging that protects the seal from damage during storage and transport.

Specifications

• Brand: Sigma
• Model: 49152
• Size: 1 inch trade
• Material: Steel, zinc plated
• Head Diameter: 1.48 inches
• Length: 0.34 inches
• Suitable for: Outlet boxes and metal enclosures