4-Wire Photoelectric Smoke Detector DC 9-28V Relay Output Fire Alarm Sensor Product Overview Designed for substation fire alarm systems, this 4-wire photoelectric smoke detector provides reliable fire ...Voir plus
Messages du visiteurLaissez un message
Aucun commentaire public
4-Wire Photoelectric Smoke Detector with DC 9-28V Relay Output and 80 dB Alarm for Substation Fire Alarm System