21L99 | Lennox 21L9901, Flame Sensor | Lennox

**Lennox Flame Sensor (21L99)** This Lennox Flame Sensor is a crucial component for ensuring safe and efficient operation of your gas-fired appliances. It detects the presence of a flame and sends a signal to the control system, ensuring that the gas supply is maintained only when a flame is detected. Crafted by Lennox, a leading name in HVAC systems, this sensor is designed to provide reliable performance and durability. Its precise detection capabilities ensure accurate flame monitoring, enhancing the safety and efficiency of your heating or cooking appliances. Key Features: * Detects the presence of a flame * Transmits signals to the control system * Ensures gas supply only with a detected flame * Durable construction for long-lasting performance Upgrade your gas-fired appliances with the Lennox Flame Sensor today and experience the peace of mind that comes with reliable flame detection. At our HVAC supply store, we understand the importance of quality products. That's why we offer only the best brands at competitive prices. Order now and enjoy fast shipping and exceptional customer service.