Product Description Exact Replacement Part number 18G89Furnace Flame SensorReplacement for Lennox, Armstrong number 18G89013-1/8 inch in total length The 18G89 Furnace Flame Sensor detects the presence of a flame and sends an electrical signal to a central controller.
5 exact replacement Posted by dennis sibson on 23rd Dec 2022 27 year old Lennox had a crack in the sensor thought I would have a harder time locating parts. Thank you
Exact Replacement 69W43 for Armstrong Lennox Ducane Furnace Flame Sensor IDR300,737.71 IDR125,530.79 IDR125,530.79 Add to Cart
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