Lochinvar & A.O. Smith 100168668 Air Sensor 321894-708 this unit features brazed connections

this unit features brazed connections and a standard 8

For contractors performing a compressor service valve replacement

including high-performance models like the 48KLA048

the assembly includes the flame rod and the 21-inch flame sensor lead required for signal feedback to the ignition control board

90 amps at full load

Lochinvar & A.O. Smith 100168668 Air Sensor 321894-708 this unit features brazed connectionsThe Lochinvar & A. O. Smith 100168668 Air Sensor is a critical component for achieving precise outdoor reset control in high efficiency 100 Series and 110 Series heating systems. Designed for seamless integration with Smart System controls, this NTC thermistor allows the boiler to dynamically adjust its firing rate and water temperature set point based on real time ambient conditions. By providing accurate outdoor temperature sensing, it enables