33J37 | IGNITOR | Lennox

Lennox Ignitor (33J37) The Lennox Ignitor (33J37) is a crucial component for ensuring proper ignition in various HVAC systems. This essential device provides a high-voltage spark to ignite the fuel mixture in gas furnaces or boilers, initiating the combustion process. Crafted from high-quality materials, the 33J37 Ignitor is designed to withstand the rigors of continuous operation and harsh environments. Its robust construction ensures longevity and reliability, making it an ideal replacement for worn or malfunctioning ignitors. The 33J37 Ignitor is compatible with specific Lennox furnace models and is engineered to deliver a consistent and reliable spark. Proper ignition is vital for efficient combustion, resulting in optimal heating performance and reduced energy consumption. To ensure the safety and effectiveness of your HVAC system, it is recommended to replace the ignitor regularly or when experiencing ignition issues. Trust our HVAC supply store for the best prices and fast shipping on all your HVAC replacement parts.