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This 12-inch 4-blade propeller features a 33-degree pitch and is designed for CCW (counter-clockwise) rotation
and Efficiency Pac (EP) series
this OEM pressure switch features a versatile setpoint range of 0
allowing for seamless fuel conversion on the job site
the 626491R is the manufacturer-designated updated version
Lennox 51W92 Pressure Switch This 12-inch 4-blade propeller featuresWhen you're dealing with a Lennox furnace that won't cycle past the inducer stage, the Lennox 51W92 Pressure Switch is the primary diagnostic point for proving draft. This genuine OEM Lennox 51W92 is a single pole, single throw (SPST) normally open switch calibrated to close at 1. 00" WC. Engineering wise, this component is critical for 80% and 90% AFUE mid to high efficiency gas furnaces, ensuring that the combustion blower is moving enough air to