AFI MTX-89D-12VDC Intercom System for Dukane StarCALL, Transmitter, Multimode, Stand-Alone, 12VDC

Bring dependable, long-distance intercom connectivity to your security and access control deployments with the American Fiberteck MTX-89D-12VDC intercom transmitter. Designed to extend Dukane STARCall and compatible 25V intercom systems over fiber, this intercom & entry accessory converts and transmits audio reliably using either multimode or singlemode fiber and operates on 12VDC power. The MTX-89D reduces wiring complexity and eliminates distance limits common to copper-based systems, improving surveillance, monitoring and on-site communications. Built-in diagnostic indicators provide quick visual status for technicians, speeding troubleshooting and minimizing downtime. Choose stand-alone modules or rack cards that mount in SR-50 and SR-50/5 card cages for flexible installation and easy scaling across multiple entry points. With BAA compliance and U.S. manufacturing, the MTX-89D is ideal for institutional, correctional, healthcare and campus security applications. Add the MTX-89D to your intercom infrastructure to enhance reliability and simplify maintenance—contact our team to configure and order.

• Reliable fiber link for secure intercom and entry control, ensuring clear communication across campus or campus-style facilities
• Supports multimode or singlemode fiber and 12VDC operation for flexible integration with existing networks and power systems
• Interfaces with Dukane STARCall and compatible 25V intercom systems to extend legacy intercom coverage over fiber
• Visual diagnostic indicators simplify troubleshooting and reduce maintenance downtime for security and monitoring teams
• Available as stand-alone modules or rack cards for SR-50/SR-50/5 card cages, enabling scalable deployments and streamlined rack integration