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Environmental Resilience: Features 18" blue XLP wire leads designed to withstand high-temperature environments
using OEM valve parts like this flange ensures compatibility with the existing diaphragm case and yoke assembly
As a veteran-grade HVACR replacement part
Which HVAC models are compatible with this housing plate
optimized for powering furnace control boards and 24VAC accessories
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.
US$ 312.50
US$ 272.50
US$ 1035.00
US$ 387.50
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