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The Watts 0182421 is a professional-grade Dual Switch Assembly designed for Low Water Cut-Off (LWCO) applications in hydronic systems and steam heating boilers
this direct OEM replacement part ensures the system meets its rated SEER performance levels and operational design specs
As a veteran-preferred HVAC temperature sensor accessory
allowing for seamless field conversion
Cleveland Controls FS-751-112 Air Flow Switch 328140-751 The Watts 0182421 is aThe Cleveland Controls FS 751 112 Air Flow Switch is a heavy duty, fixed set point differential pressure switch engineered for HVAC air proving and energy management applications. Designed for maximum reliability in duct heaters and ovens, this SPDT air pressure switch triggers on a pressure rise of 0. 05" 0. 02" w. c.. The unit features a plated housing that protects the internal diaphragm and snap acting switch, making it an ideal choice for