NOTIFIER FSP-851A INTELLIGENT PHOTOELECTRIC SMOKE DETECTOR

The FSP-851(A) Intelligent Photoelectric Sensor’s unique optical sensing chamber is designed with superior signal to noise ratio. The optical chamber is engineered to sense the presence of smoke produced by a wide range of combustion sources. The FSP-851 can be used to replace the SDX-751, Part No. 423941, or FSP-751, Part No. 428091, in existing systems.