High Capacity: Rated for equipment up to 240

technicians can prevent premature wear on pneumatic actuators and controllers

utilizing this OEM liquid line valve ensures the system remains within factory specifications for thermal expansion and subcooling measurement

this is a mechanical thermostat that relies on the physical expansion of liquid in the capillary to trigger the switch

Lochinvar & A.O. Smith 100168668 Air Sensor 320788-704 High Capacity: Rated for equipmentThe 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