Lennox 17U20 Pressure Switch 321142-301 Durable Construction: Built with corrosion-resistant

Durable Construction: Built with corrosion-resistant materials to withstand high-pressure R-22 environments

The Johnson Controls KIT14A-614 Flange Kit is a professional-grade solution designed for the secure installation of 2

and F29-0228

allowing contractors to easily mount water gauge glasses and tri-cocks directly to the controller body without complex manifold piping

this kit facilitates isolation of the refrigeration compressor during maintenance or component replacement

Lennox 17U20 Pressure Switch 321142-301 Durable Construction: Built with corrosion-resistantThe 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