The FRM-1 Relay Control Module is intended for use in intelligent, two-wire systems where the individual address of each module is selected using the built-in rotary switches.
This unique and patented device has been helping stop false fire alarms around the world for more than 25 years, without restricting legitimate alarms.
System Sensor L-Series selectable output speaker strobes and dual-voltage evacuation speakers can reduce ground faults and enable faster installation with lower current draw and modern aesthetics.
Looking for high-performance outdoor speakers? Explore the VJM duo of unidirectional speakers. Both offer mounting flexibility (ceiling and wall), a broad frequency response range and elegant design.