https://otp-hvac.com/product/52w29-flame-sensor-lennox-aftermarket-direct-fls52w29/
52W29 - FLAME SENSOR (LENNOX, AFTERMARKET, DIRECT, FLS52W29) - Open To Public HVAC Parts
Mar 20, 2026 - Lennox 52W29 Flame Sensor Kit; straight probe design; compatible with various Lennox furnace models; ensures safe and efficient operation.
open to publicflame sensor