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As a critical combustion chamber component
this model utilizes an external equalizer to compensate for pressure drops across the evaporator
Designed with a 1-inch NPT inlet and outlet
specifically for their indirect-fired water heater series
Fenwal 01-018002-021 Thermoswitch 322838-754 As a critical combustion chamberThe Fenwal 01 018002 021 Thermoswitch is a precision engineered immersion temperature controller designed for rapid response and high durability in demanding industrial environments. Utilizing the differential expansion principle, the 316 stainless steel shell acts as the active sensing element, ensuring minimal thermal lag compared to standard bulb and capillary units. This Open on Rise switch is rated for a broad operating temperature range of 100F
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