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making it a reliable choice for furnace draft inducer monitoring and blower proving circuits
the 940-0140-03 relay maintains operational integrity in extreme environments ranging from -20°F to 150°F
Direct Cross-Compatibility: Engineered to replace obsolete models B1368270
plenum-rated housing
How do I know when to replace the actuator diaphragm
Lochinvar & A.O. Smith 100173748 Cut-Off R-410A making it a reliable choiceThe Lochinvar & A. O. Smith 100173748 is a critical Low Water Cut Off (LWCO) safety control designed to protect hydronic and steam systems from dry fire conditions. Functioning as an Auto Reset sensor, this component continuously monitors the boilers water level and breaks the 24V control circuit to the burner if a low water threshold is detected. This specific HVAC replacement part is essential for maintaining operational safety in residential and
US$ 67.50
US$ 36.00
US$ 96.00
US$ 60.75
