York S1-SL-2000-P Smoke Detector 328140-751 When upgrading or replacing a

When upgrading or replacing a boiler safety valve

or carbon buildup on the sensor

Reduced Install Time: Comes equipped with a necessary elbow connector

Ensure the capillary length and thermostatic charge match the original specifications for your specific application

York S1-SL-2000-P Smoke Detector 328140-751 When upgrading or replacing aAs a direct replacement for the legacy York SL 2000 N and SL 2000 models, the York S1 SL 2000 P provides superior smoke detection within high velocity airstreams. This duct smoke detector utilizes advanced photoelectric sensing technology to identify slow burning and smoldering fires, making it an essential component for any commercial HVAC system. Designed for versatility, this 4 wire duct smoke detector operates across multiple voltages24 VAC VDC,