Securitron PDB-1R Fire Trigger and Relay Interface Board

Protect occupants and maintain safe door states during emergencies with the Securitron by ASSA ABLOY PDB-1R Fire Trigger and Relay Interface Board. Designed for control panel boards and servers, the PDB-1R automatically transfers power from the "Normally On" to the "Normally Off" output when a fire alarm is detected, ensuring reliable failover and simplified emergency response. The board supports both 12 and 24 VDC operation and supplies up to 10A output capacity, making it suitable for a wide range of access control and security hardware. Built-in Form C contacts, eight outputs, and status LEDs deliver straightforward integration and monitoring for fire alarm, access control and security surveillance systems. Additional features include configurable latching behavior, ground-fault trigger, reverse-polarity protection and UL Listed sub-assembly compliance for access control and burglar alarm systems. Ideal for system integrators and facilities managers who need dependable fire-triggered relay actions and clear status reporting, the PDB-1R streamlines installation and reduces troubleshooting time. Add the PDB-1R to your fire alarm and access control deployments — contact us or order today to improve your security and monitoring resilience.

• Ensures automatic power transfer on fire alarm events to secure doors and maintain life-safety operations
• Configurable latching or non-latching trigger with end-of-line resistor for flexible integration into fire alarm systems
• Compatible with 12 or 24 VDC systems and delivers up to 10A output for dependable power handling
• Form C relay contacts and 8 outputs provide clear status feedback for fire panels, annunciators and access control systems
• UL Listed sub-assembly with reverse-polarity protection and LED indicators for fast installation and troubleshooting