17J56 | Flame Sensor | Lennox

Flame Sensor: Lennox 17J56NCO-17J56-LENNOXThe Lennox 17J56 flame sensor is a crucial component for gas-fired appliances, ensuring the safe and efficient operation of your heating system. It detects the presence of a flame within the combustion chamber, providing a continuous signal to the control board to maintain a stable flame and prevent gas leaks. Designed for durability and reliability, this flame sensor is a vital safety feature for your home. Shop now at our HVAC supply store for the best prices and fast shipping on Lennox HVAC parts and accessories!