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Built to manage natural gas flow with high-grade metal alloys
Differential Pressure Control
provided the correct burner orifices and gas valve adjustments are maintained according to the boiler's rating plate
this genuine OEM replacement board (Part Number: 170469
The Reznor 205442 Pressure Switch is a high-precision HVAC safety control designed to verify proper combustion air and draft conditions before allowing ignition
Lochinvar & A.O. Smith 100167824 Control Board 321042-401 Built to manage natural gasThe Lochinvar & A. O. Smith 100167824 Control Board is a critical integrated component designed for high efficiency Knight XL heating boilers, specifically the KBN501 series. As a direct replacement for the obsolete RLY30066, this OEM control board manages essential system parameters including hot surface ignition, flame sensing, and temperature regulation. It ensures precise HVAC system timing and safety protocols by monitoring the air pressure
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