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Direct OEM replacement for Williams Furnace P254000
Self-Restoring Operation: The sensor resets automatically once ambient temperatures drop below the set point
this limit switch is the direct replacement for most American Standard furnaces using this specification
Key Benefits Precision Flow Control: Engineered for accurate gas modulation to optimize boiler combustion and fuel efficiency
Technicians typically diagnose a faulty 93J39 when the furnace experiences short-cycling or if the diagnostic LED indicates an "Open Limit" code despite adequate airflow
Siemens Building Technology 599-02056 Valve 323080-701 Direct OEM replacement for WilliamsThe Siemens Building Technology 599 02056 is a professional grade 1 2 inch 2 way normally open globe valve engineered for precision control in hydronic HVAC applications. Built with a rugged forged brass body and high durability stainless steel trim, this normally open valve is designed to regulate the flow of hot or chilled water, 50% glycol solutions, and low pressure steam up to 15 psi. As part of the Powermite MT Series, it features a 2. 5 Cv flow
US$ 38.44
US$ 160.41
US$ 24.65
US$ 41.14
US$ 20.38
US$ 25.27
US$ 38.90
US$ 72.08
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