System Sensor 5451 Heat Detector

System Sensor 5451 is a rate-of-rise with fixed temperature alarm thermal detector utilizing a state-of-the-art dual thermistor sensing circuit. These detectors are designed to provide open area protection with 50-foot spacing capability, and are to be used with compatible control panels only.Two LEDs on each detector light to provide 360° visibility of the detector indication. Remote LED annunciator capability is provided as standard, and the RA400Z remote LED annunciator is available as an optional accessory.