Application segmentation dissects the Addressable Fire System market into commercial, industrial, residential, institutional, and transportation uses. Commercial buildings—offices, retail centers, and hotels—represent the largest slice, approximately 40 % of market revenue, driven by stringent fire‑code compliance and the need for centralized monitoring across extensive floor plates. Industrial facilities, accounting for about 25 %, benefit from addressable systems’ ability to integrate with process safety networks and to isolate faults in hazardous environments. Residential deployment, at roughly 20 %, is expanding as building codes in many jurisdictions require point‑detectors and remote alerts, though unit pricing moderates growth. Institutional settings such as hospitals and schools contribute near 10 %, where patient and student safety mandates continuous diagnostics and rapid evacuation coordination. Transportation applications—including rail, aviation, and maritime—capture the remaining 5 %, reflecting specialized certification requirements and space constraints. This distribution illustrates how each application niche shapes the overall market, and underscores the importance of Addressable Fire System segmentation for strategic planning.