Pay in 4 interest-free payments of $29.66 Learn more
Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
rating plate labels
and Payne residential heating systems
Use the cross-reference data to replace parts like Jun-Air
ensuring optimal superheat levels and protecting the compressor from liquid slugging
Lennox 33J88 Pressure Switch 30067439-890 rating plate labelsThe Lennox 33J88 Pressure Switch is a critical safety component designed for precise draft monitoring in high efficiency gas furnaces. Rated for a set point of 4. 50" WC, this SPST (Single Pole Single Throw) switch provides reliable circuit closure to the control board once the inducer motor establishes the required negative pressure. This part is a direct factory replacement for Lennox model 33J8801, ensuring a drop in fit with existing mounting
