DITEK DTK-DR550M Replacement SPD Module for DR480P3,DR690P4, DR690P4N, DR480P4HN

Ensure continuous operation of your security, surveillance and monitoring equipment with the DITEK DTK-DR550M replacement SPD module. Designed as a direct-fit surge protection module for DR480P3, DR690P4, DR690P4N and DR480P4HN assemblies, this DITEK replacement provides robust point-of-use protection against lightning-induced and switching transients. With a 75,000A per-phase surge rating, the DTK-DR550M delivers high-energy absorption to extend the service life of cameras, access control panels, recorders and network devices. Its compact 35mm DIN-rail form factor allows quick integration into control panels and security enclosures while minimizing footprint. Built-in visual and remote (NO/NC Form C) end-of-life indicators make maintenance fast and predictable — swap the module before a failure affects critical monitoring systems. For installations requiring N-G protection, choose the “N” suffix modules to cover additional grounding needs. The DTK-DR550M is an ideal, easy-to-install replacement to keep surveillance, security and IT systems protected and operational. Order the replacement module today to restore full surge protection in your facility.

• Protects critical security and surveillance systems from damaging transients to reduce downtime and service calls
• High 75,000A per phase surge capacity for extended longevity and dependable point-of-use protection
• Compact 35mm DIN-rail design saves panel space and fits easily into machine control and security cabinets
• Visual and remote end-of-life indicators simplify maintenance and enable proactive monitoring of protection status
• Direct replacement compatibility with DR480P3, DR690P4, DR690P4N and DR480P4HN to streamline field swaps and reduce inventory complexity