Tag: Flame sensor vs. thermocouple

Flame Sensor vs. Thermocouple: What Is the Difference?

Flame sensors and thermocouples are similar in many ways, including their purpose. Both are safety devices that help monitor flames inside equipment such as gas furnaces and boilers. However, several differences set them apart from each other, especially in terms of how they function. In fact, you can’t replace a flame sensor with a thermocouple […]

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