Slant Fin 440-540-000 Burner and L1RA furnace series

and L1RA furnace series

this model requires a 120V control signal for the coil

Key Benefits for Contractors: Precision Sampling: Optimized straight-tube design minimizes air turbulence for highly accurate static pressure readings

a fouled or oxidized Lennox 52W29 is often the root cause

this gasket is often a component of the comprehensive Type E repair kit

Slant Fin 440-540-000 Burner and L1RA furnace seriesThe Slant Fin 440 540 000 Burner is a critical combustion component for technicians servicing hydronic boiler systems. Engineered for atmospheric gas fired boilers, this main burner assembly includes a factory mounted pilot bracket to ensure precise alignment and reliable ignition. This OEM replacement part is essential for maintaining the target AFUE ratings of Slant Fin Sentry (S series), Sentinel, and Victory (V VH VHS) residential boilers.