Lochinvar & A.O. Smith 100233518 Sensor Freon installing this genuine 85449 high

installing this genuine 85449 high limit switch is the standard protocol to prevent heat exchanger fatigue and ensure long-term operational reliability in demanding HVACR environments

ensuring tight deadband control and energy efficiency

this selector can be integrated into most legacy pneumatic HVAC controls

this actuator crank arm provides a secure mechanical connection to 3/4 inch damper shafts

The 12A49 is a certified vent limiter that restricts gas escapement to a safe level in the rare event of a diaphragm rupture

Lochinvar & A.O. Smith 100233518 Sensor Freon installing this genuine 85449 highThe Lochinvar & A. O. Smith 100233518 Sensor is a critical precision engineered component for hydronic monitoring, specifically designed as an Inlet Outlet Bypass Sensor. Functioning as a direct replacement for the Lochinvar TST2409, this 1 2" NPT temperature sensor provides real time thermal data to the control board, ensuring the system maintains a precise differential between the supply and return lines. In high efficiency condensing boilers and