making it the premier choice for HVACR

utilize the D352 series

Integrating this genuine A

03 lb design allows for easy integration into tight electrical control boxes and terminal strips

Lochinvar & A.O. Smith 100166222 Pressure Switch 319825-402 making it the premier choiceThe Lochinvar & A. O. Smith 100166222 Pressure Switch is a critical safety component engineered for precise induced draft monitoring in high efficiency commercial boilers and water heaters. As a veteran grade HVAC pressure switch, this part ensures the combustion fan or inducer motor is moving sufficient air to safely vent flue gases before the ignition sequence begins. Built to handle the rigorous demands of hydronic heating systems, it features a