18G89 Gas Furnace Flame Sensor
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18G89 Gas Furnace Flame SensorFits the following Lennox models:
G11E, G12E, G16. G16R, G17, G17R, G20, G20R, G23, GSC10, LD20, LF20 and 78RGF.
This is an aftermarket part that can be used as a replacement for the OEM part.California Residents only