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2-wire Conventional Manual Call Point Alarm Button for Fire Alarm System

2-wire Conventional Manual Call Point Alarm Button for Fire Alarm System
and Benefits Compatible with all the conventional fire alarm control panel Can be reset by key without use a new glass 470 Ohm resistance Easy surface mounting Base included Technical ...

4-wire Smoke Detector with Sound and Relay Output Network Smoke Sensor Fire Alarm Detector

4-wire Smoke Detector with Sound and Relay Output Network Smoke Sensor Fire Alarm Detector
and relays latched until reset by panel. Features and Benefits Compatible with all the security alarm system Alarm Relay Output(NO/NC can be adjustable) Unpolarized wire input Wide range of operating ...
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