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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Environmental Resilience: Features 18" blue XLP wire leads designed to withstand high-temperature environments
Whether you are servicing a condenser unit or industrial air handler
Designed to ensure seamless electrical continuity between the integrated furnace control board and peripheral sensors
As a veteran-grade HVACR replacement part
Reznor 209973 Flame Sensor Environmental Resilience: Features 18" blueThe Reznor 209973 Flame Sensor is a critical OEM replacement component designed for precise flame rectification in industrial and commercial gas fired heating units. Engineered for use in the PSE RZ11 pilot assembly, this sensor monitors the burner flame and transmits a microamp signal to the control board to verify ignition. A fouled or failing HVAC flame rod is a leading cause of intermittent short cycling and safety lockouts in Reznor unit heaters.
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