Repairwares Gas Furnace Flame Sensor 69W43 69W4301 LB-74940B LB74940B for Lennox, Armstrong, and Ducane Furnaces (Sensing Rod with 90 Degree Bend)

Product Details

• Model Number 69W43 69W4301 LB-74940B LB74940B gas furnace flame sensor for many gas furnace models from top brands such as Lennox, Armstrong, and Ducane
• May be needed to address issues with gas furnace failing to remain lit, failing to heat, failing to heat properly, or failing to start
• Extends the service life of your gas furnace

A gas furnace flame sensor ensures safe operation by detecting proper ignition of the fuel inside the furnace. When this part fails or begins to fail, the gas furnace may fail to remain lit, fail to heat, fail to heat properly, or fail to start. Product is universal and may differ from original. Always take appropriate safety precautions when performing troubleshooting or repairs.