Simplex 4098-9754 Photoelectric Smoke Sensor

The Simplex 4098-9754 TrueAlarm Photoelectric Smoke Sensor is an analog multi-sensor detector designed for commercial fire alarm systems. It combines photoelectric smoke sensing with an integral thermal sensor to provide dual-criteria fire detection. The detector supports selectable smoke sensitivity and heat detection, helping improve response to different fire conditions while reducing nuisance alarms. It is designed for use with compatible Simplex addressable fire alarm control panels and TrueAlarm sensor bases. The unit features a compact white housing and can be ceiling or wall mounted using the appropriate base. The sensor operates from the fire alarm system and does not require a local battery.