Lochinvar & A.O. Smith 100166244 Pressure Switch 30067439-890 Superior Insulation: Class F insulation

Superior Insulation: Class F insulation ratings allow the coil to handle high ambient temperatures common in industrial refrigeration racks and rooftop units

Inspect for pitting

preventing compressor slugging and maximizing evaporator efficiency

packing wafers

to run a fan)

Lochinvar & A.O. Smith 100166244 Pressure Switch 30067439-890 Superior Insulation: Class F insulationThe Lochinvar & A. O. Smith 100166244 is a critical OEM boiler replacement part engineered for precise air pressure monitoring within high efficiency heating systems. This 1. 06" WC SPDT pressure switch is a factory certified component designed to ensure the inducer motor or blower is generating sufficient draft before allowing the ignition sequence to proceed. As a Single Pole Double Throw (SPDT) configuration, it provides versatile switching logic,