The global smoke detector market was valued at USD 3.7 billion in 2025 and is expected to reach USD 5.9 billion by 2033, expanding at a 5.9% CAGR from 2026 to 2033. The market is estimated to increase from USD 3.9 billion in 2026. North America accounted for the largest revenue share at 36.1% in 2025, while Asia Pacific is projected to register the fastest growth over the forecast period....