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Thomas & Betts 5712 1" Neoprene Liquidtight Snap-In Knockout Plug
The Thomas & Betts 5712 is a 1" Neoprene snap-in knockout plug engineered to seal unused knockout openings in electrical boxes, conduit bodies, and enclosures. Built from flexible neoprene rubber, this liquidtight, snap-in knockout blank installs quickly without tools, snapping securely into the 1" knockout opening to close it off. Sealing unused knockouts helps keep moisture, dust, insects, and debris out of the enclosure interior, protecting wiring and connections inside. The 5712 is a straightforward, dependable accessory for electricians finishing out panelboards, junction boxes, and other electrical enclosures where a knockout was not used. This knockout plug is commonly specified alongside Thomas & Betts liquidtight fittings and conduit accessories for a consistent, code-compliant enclosure finish.
Key Features
- Trade Size: 1" plug is sized to fit standard 1" knockout openings found on electrical boxes, enclosures, and conduit bodies.
- Neoprene Construction: Molded from flexible neoprene rubber that resists weather, oil, and general wear, providing long-lasting performance in the field.
- Liquidtight Snap-In Design: The snap-in profile allows fast, tool-free installation directly into the knockout opening while maintaining a liquidtight seal against moisture intrusion.
- Knockout Blank Function: Closes off unused knockouts to keep the enclosure interior protected from dust, debris, pests, and moisture.
- Low-Profile Fit: Sits flush with the enclosure surface once snapped into place for a clean, finished appearance.
- Reusable Flexibility: The pliable neoprene material can be removed and reinstalled if a knockout needs to be reopened for future conduit runs.
Technical Specifications
- Refer to manufacturer documentation for complete technical specifications.
Typical Applications
- Sealing Unused Knockouts in Electrical Boxes and Enclosures
- Conduit Body and Panelboard Knockout Closures
- Commercial and Industrial Electrical Installations
- Outdoor and Damp-Location Electrical Enclosures
- Renovation, Retrofit, and New Construction Electrical Work
- Junction Box and Wireway Finishing
Why Thomas & Betts?
Thomas & Betts is a trusted name in electrical fittings, conduit accessories, and enclosure hardware, known for durable neoprene and liquidtight components built to withstand demanding job-site conditions. The 5712 knockout plug reflects that same commitment to dependable, code-ready performance, giving electricians a simple and reliable way to keep enclosures sealed and finished. Choosing Thomas & Betts for knockout closures and related conduit accessories means specifying a component built for consistent, long-term field performance.
Manufacturer Resources
Product Specs
- list_batch:
- TB-20260918
- Product Type:
- Closure Plug
- Department:
- Electrical
- Product Subgroup:
- Plugs & Connectors
- Product Size:
- 1"
- Pack Size:
- 100