Complies with EN 14604, EN 50291, and Q mark. Related To: Ajax Systems Wireless fire detector with a built-in siren. The detector has a dust-proof smoke chamber, a dual-spectrum optical smoke sensor, ...

Editor's Note Dec. 31, 2025: We combed through this article to ensure all of our product recommendations are in stock. The Google Nest Protect seems to no longer be available, so we removed it from ...