Williams P322391 Thermocouple a shorter switch may not

a shorter switch may not sense the true internal temperature

The York S1-025-17620-014 is an automatic reset pressure control

offering a seamless fit for legacy Honeywell HVAC components

Stainless steel ball seat provides a reliable

Williams P322391 Thermocouple a shorter switch may notThe Williams P322391 Thermocouple is a high output OEM replacement part designed for precision flame sensing in Williams wall furnaces. This specialized thermocouple with junction box serves as the direct updated version for P321828, providing a seamless retrofit for older pilot assemblies. As a veteran grade furnace safety component, it features an integrated vent limit switch and a robust terminal block transition, ensuring the millivolt signal is