Knockout Seal

Knockout Seal – Electrical Distributor Lighting Solutions The Gardner Bender Knockout Seal is a metal knockout seal designed for fast and easy installation from inside or outside electrical boxes. It is suitable for sealing unused knockouts in junction boxes, switch boxes, and other electrical enclosures, providing a reliable closure for wire and cable entry points. This product is ideal for electrical distributors and switchgear suppliers seeking durable and practical sealing solutions. Specifications Manufacturer: Gardner Bender Manufacturer Part #: KO703 Material: Cold-rolled galvanized steel, rust-proofed Gauge: 16-gauge steel Thread Size: 3/8" Weight: 14.4 oz Package Quantity: 25 per box For Knockout Diameter: 1 inch Screw and bar: Zinc-plated Not waterproof Features Easy to install from inside or outside of box Embossed for quick self-centering in unused knockouts One screw holds seal securely in place Marked for size and catalog number for easy identification Made of rust-proofed galvanized steel for durability Downloads & Links Spec Sheet