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a different OEM part number must be used to ensure correct orifice sizing and pressure regulation
you effectively minimize audible turbulence and physical vibration within the copper lines
Superior Compatibility: Direct physical and electrical upgrade for the obsolete 90-162
By regulating the frequency and voltage supplied to the motor
Lennox 17U20 Pressure Switch 320720-756 a different OEM part numberThe Lennox 17U20 Pressure Switch is a high precision sensing component engineered for critical monitoring in residential and commercial HVACR systems. This OEM Lennox 104371 10 replacement part is designed to actuate at 1. 00 inch W. C., providing essential safety interlocking for furnace draft inducer motors and air handling units. Built with a sensitive diaphragm and a robust SPST N. O. contact configuration, it ensures the electrical circuit closes
US$ 4799.50
US$ 5199.50
US$ 3599.50
US$ 11.49
US$ 17.95
