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Industrial Durability: Plated steel housing and a high-cycle snap-acting switch offer longevity in demanding commercial environments
a different 36C series model without the manual pilot gas cock is required
this unit ensures superior isolation between the primary and secondary windings
and Intertherm electric furnace platforms
Direct OEM Compatibility: Specifically designed to replace the Parker 208874 without the need for mounting modifications
Lochinvar & A.O. Smith 100113144 Switch 320735-701 Industrial Durability: Plated steel housingThe Lochinvar & A. O. Smith 100113144 Blower Prover Switch is a critical safety component designed for high efficiency water heaters and commercial boilers. As a direct OEM replacement for NS2 1333 01, this pressure switch (often referred to as an air pressure switch or draft prover switch) monitors the differential pressure created by the inducer motor. By verifying stable airflow, it ensures the sequence of operation proceeds to ignition safely.
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