






Flame Sensor Replacement for Lennox, Ducane, Armstrong Furnaces - 69W43 (2 PCS)
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Category: trane flame sensor

About this item
- FUNCTIONALITY - The 69W43 burner flame sensor identifies the presence of the ignited flame and communicates with the control board to deactivate the igniter. If it fails to sense a flame, the sensor closes the gas valve, ensuring that unburned gas does not leak into your living space. With prolonged use, a flame sensor may diminish in its capability to detect a flame, even if it is actually present.
- DURABILITY - Made of high-quality wear-resistant and high-temperature resistant metal and ceramics, tested by the manufacturer and durable.
- SIMPLE AND COST-EFFECTIVE - OEM 69W43 Upgraded Flame Sensor for Furnace,just spend a small amount of money to DIY repair your machine rather than spending 100-200 for a technician to come out and fix it.
- EASY TO INSTALL - Furnace Flame Sensor only several steps to complete the installation. I believe you can install it easily.
- COMPATIBILITY - Designed for the gas HVAC system. A good replacement for Compatible with Lennox flame sensor 69W43 ,exact Fit For Compatible with Lennox, Armstrong & Ducane Furnaces - Replaces 69W4301 LB-74940B LB74940B.



































