

The LENNOX PRECISION FLAME SENSOR (Part Number: 52W29) is a crucial component for NEU Furnaces, ensuring efficient and safe operation. Compatible with models such as 31L71, 31L7101, and LB-74940A, this sensor utilizes advanced Thermistor technology for precise flame detection. With quick installation that can be completed in under 15 minutes with common tools, this sensor is a reliable choice. We provide expert advice to help you find the right part for your appliance needs.