Fire-Lite D355PL Fire Alarm Duct Detector - This advanced smoke detection solution provides reliable air duct monitoring for commercial life-safety systems. It maintains precise environmental sensing for HVAC applications - 24V DC operating voltage - 100 to 4000 FPM airflow velocity range - 14°F to 140°F operating temperature - 0% to 95% non-condensing humidity - Photoelectric sensor technology

The D355PL represents a significant evolution in fire protection, offering superior sensitivity and reduced false alarms compared to previous legacy duct detector models. It integrates seamlessly into modern fire alarm control panels, ensuring that building air handling systems shut down effectively during fire events to prevent smoke circulation.

Innovative Detection and Operational Efficiency

Engineered for high-performance safety, this detector utilizes intelligent photoelectric sensing to identify smoke particles within ductwork rapidly. Its modular design allows for straightforward installation and maintenance, ensuring that your life-safety infrastructure meets demanding code requirements with minimal downtime.