Topaz KO51 Knock-Out Seal (3/4" Steel):

Specifications

• Manufacturer: Topaz Electric
• Model Number: KO51
• Material: Steel
• Finish: Zinc-plated
• Trade Size: 3/4 inch
• Diameter: 1.24 inches
• Height: 0.31 inches
• Connection Type: Snap-in

Key Features

• Snap-In Design: Installs easily into unused knockouts without tools.
• Durable Steel Construction: Provides a strong, long-lasting barrier.
• Air-Tight & Dust-Tight: Helps maintain enclosure integrity.
• Safe Barrier: Prevents accidental contact with live electrical components.
• Corrosion Resistant: Zinc-plated finish enhances durability.
• Available Sizes: From 1/2" to 2" to fit various knockout sizes. 

 Applications

• Residential and Commercial Electrical Boxes
• Sealing Unused Knockouts: In junction boxes, panelboards, and enclosures.
• Protection: Shields internal wiring from dust, debris, and accidental contact.
• Retrofit and Maintenance Projects: Ideal for covering knockouts left from removed conduit or fittings.