Williams P323664 Safety Switch Els PW 29614 Key Benefits: Stainless Steel Construction:

Key Benefits: Stainless Steel Construction: Offers superior protection against corrosion and thermal fatigue for extended component life

this unit is interchangeable with the 243-8-1-1 1/4 configuration

It monitors the difference in pressure between two points to ensure proper airflow or water flow

ensuring the entire assembly meets specified Cv ratings and shut-off classifications under various pressure drops

Williams P323664 Safety Switch Els PW 29614 Key Benefits: Stainless Steel Construction:The Williams P323664 Safety Switch is a critical OEM replacement part designed for high limit temperature monitoring in Williams enclosed front vented room heaters. This vent safety switch is engineered to break the electrical circuit and shut down the burner if flue temperatures reach the 250F threshold, preventing hazardous downdrafts or obstruction related overheating. Featuring a manual reset mechanism, this SPST furnace limit control ensures the