The Medical Gas Alert System market comprises safety solutions that detect, monitor, and alarm leaks of oxygen, nitrous oxide, medical air, and other therapeutic gases in clinical environments. These systems are critical for patient safety, regulatory compliance, and operational continuity in hospitals and health‑care facilities. The Medical Gas Alert System market size reached approximately $1.7 billion in 2025, and the market forecast projects it to surpass $4 billion by 2033, delivering a robust CAGR of around 11% during the forecast period. Growth is propelled by rising hospital infrastructure investments, stricter global safety standards (e.g., ISO 7396‑1, NFPA 99), and the adoption of IoT‑enabled, wireless monitoring technologies. Key forces shaping the industry include rapid technology shifts toward integrated wireless platforms, tightening regulatory frameworks mandating continuous gas leak monitoring, and intensified competition among OEMs driving cost‑effective, scalable solutions.