making it an essential component for maintaining system integrity in demanding environments

This thermostatic expansion valve (TXV) includes an internal check valve

this is a natural gas orifice

ensuring safe ignition and monitoring the flame through rectification

Lochinvar & A.O. Smith 100208549 Sensor 321042-401 making it an essential componentThe Lochinvar & A. O. Smith 100208549 Inlet Water Sensor is a critical genuine OEM replacement part engineered for high precision temperature monitoring in commercial and residential hydronic heating systems. This immersion style K type sensor provides real time data to the integrated control board, allowing the system to modulate firing rates and maintain target setpoints based on incoming water temperatures. Designed as a direct drop in for the