The **Apollo Discovery Optical/Heat Multisensor Detector 58000-700** combines optical smoke and thermistor heat sensing to support reliable early fire detection, flexible operating modes, accurate device identification, and improved false alarm management in commercial, residential, healthcare, hospitality, and industrial buildings.

Explore the Simplex 4098-5601 Smoke Detector and 4098-9774 TrueAlarm Photoelectric Sensor, designed to support reliable smoke detection, intelligent monitoring, accurate alarm identification, and easier fire alarm system maintenance for commercial and industrial applications.