STI EZDR400 EZ Path Retrofit Device for 4” (4-1/2” O.D.) Sleeves, Pair

Optimize retrofit access for security and monitoring systems with the Safety Technology International EZDR400 EZ Path Retrofit Device. Built for installers who need a reliable cable pathway through existing 4" sleeves (4-1/2" O.D.), this pair of retrofit devices provides a neat, consistent pass-through that supports CCTV, access control, and other surveillance cabling while helping preserve the integrity of fire-rated penetrations. The EZDR400 (Manufacturer Part Number EZDR400) ships as a pair to cover both sides of the sleeve, simplifying procurement and installation scheduling. Its rugged design withstands rough handling and environmental exposure common in low-voltage and fire suppression closets, and its form factor minimizes interference with existing firestop systems. Ideal for retrofits, facility upgrades, and new installs where maintaining code compliance and reducing rework are priorities. Upgrade your cable management and protect critical monitoring and security equipment with this practical retrofit solution — add the EZDR400 to your next installation to streamline deployment and maintain safety performance.

• Simplifies retrofit installations for security and surveillance cable runs by providing a clean, code-friendly path through 4" (4-1/2" O.D.) sleeves
• Sold as a pair to cover both ends of a sleeve, reducing project coordination and ensuring consistent fire-safety performance
• Designed for fast, reliable installation that preserves existing firestop and sleeve integrity, minimizing downtime for monitoring systems
• Durable construction resists corrosion and wear in high-traffic or outdoor enclosures, extending service life for safety equipment
• Helps maintain organized cable management for fire suppression, access control, CCTV and network infrastructure deployments