The Lennox 78L03 is rated for use in high-pressure heat pump applications

000 AFC internal protection to handle transient voltage spikes and thermal stress

Common Questions How do I troubleshoot an Amana-Goodman 10030914 Defrost Sensor

maintaining the integrity of the microamp signal required for safe burner operation

Drop-in Replacement: Directly replaces obsolete Johnson Controls G760 series and BG1100M0AK-1G modules

Lochinvar & A.O. Smith 100327014 Sensor R-410A The Lennox 78L03 is ratedAs an experienced HVAC technician, you know that the Lochinvar & A. O. Smith 100327014 Sensor is a critical safety component for maintaining FVIR system integrity. This flammable vapor sensor serves as the first line of defense in residential and commercial gas water heaters, specifically engineered to detect the presence of combustible hydrocarbon vapors near the air intake. When a concentration exceeding the safe threshold is measured, the sensor