Arlington 8405 1-1/2" Knockout Cable Connector with Round End Stop, Zinc Die-Cast

Keep cable runs tidy, protected and code-compliant with the Arlington Industries 8405 knockout cable connector. This NM cable fitting is engineered to secure 1-1/2 in knockout entries and provide a smooth, round end stop (1.390 in) that prevents chafing and preserves conductor insulation—critical for security, surveillance and monitoring systems. Built from zinc die-cast for dependable strength and corrosion resistance, the connector withstands everyday jobsite stresses and supports long-term installations in control rooms, camera enclosures and network cabinets.

Installation is fast and reliable: the connector mounts through the knockout and locks in place with a locknut for a stable, vibration-resistant connection that reduces callbacks. The compact 2.12" width and lightweight design simplify handling and routing in crowded panels. Use it for CCTV, access control, structured networking or any low-voltage application where cable protection and signal integrity matter. Choose the Arlington 8405 for professional results—add it to your next project bill of materials or order now to streamline installations.

• Provides a secure, vibration-resistant cable entry so your security and surveillance cabling remains protected
• Zinc die-cast construction delivers long-term durability and corrosion resistance for installations in demanding environments
• Fits standard 1-1/2 in knockouts to simplify installation on junction boxes and panels
• Round end stop (1.390 in dia) cushions cable and prevents abrasion for reliable signal integrity
• Secures with a locknut for fast, stable mounting—reduces rework and supports cleaner networking and monitoring runs