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making it a drop-in replacement for Lennox heating units
Optimized Airflow: Engineered to meet manufacturer-specified CFM requirements for consistent temperature distribution
The packless construction eliminates the need for external stuffing boxes
this component prevents the unit from operating under hazardous venting conditions or restricted exhaust
Precise Setpoint Accuracy: Factory-calibrated to 0
Utica-Dunkirk 240008227 Flue Sensor mario making it a drop-in replacementThe Utica Dunkirk 240008227 Flue Sensor is a critical safety and performance component designed for high efficiency condensing boilers and industrial combustion systems. This 1 4" NTC thermistor features a 12K Ohm resistance at 25C (77F), providing the precise thermal feedback required for modern boiler control boards to monitor exhaust temperatures and prevent overheating. Built with a rugged stainless steel probe and a high reliability thermistor,
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