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Universal Damper Compatibility: Seamlessly integrates with power-close/spring-open (2-wire) or power-open/power-close (3-wire) HVAC zone dampers
or carbon buildup on the sensor
this comprehensive solenoid valve repair kit includes high-quality gaskets
The included A99 sensors utilize a PTC silicon element
York S1-SL-2000-P Smoke Detector 328140-751 Universal Damper Compatibility: Seamlessly integratesAs 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,
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