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the 400472 is a dedicated liquid line filter drier
Always verify the total BTU capacity of the system when changing spring ranges
Engineered with a specialized solid core desiccant
OEM Reliability: Integrated helical bimetal element offers superior vibration resistance and switching accuracy compared to generic aftermarket alternatives
Featuring a 4
Weil McLain 511-842-370 Transformer the 400472 is a dedicatedThe Weil McLain 511 842 370 Transformer is a critical OEM replacement part engineered for high performance voltage regulation in residential and commercial boilers. As a step down control transformer, this component is designed to convert 120V primary voltage to a stable 24V secondary output, providing the necessary 40VA power rating to drive ignition modules, gas valves, and integrated boiler control systems. This HVAC control transformer is a direct
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