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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
This SPST (Single Pole Single Throw) pressure switch is factory-calibrated to a 6
Using non-spec hardware can lead to backing out or snapped heads during operation
the 62374-004 is the manufacturer-specified direct replacement
designed to monitor inducer motor performance and confirm proper airflow before the ignition sequence initiates
ensuring balanced temperate control even during opposing calls
Reznor 122858 Limit Switch 321702-401 This SPST (Single Pole SingleThe Reznor 122858 Limit Switch is a critical safety component designed for precise thermal regulation in Reznor unit heaters and makeup air systems. This 135F M R Limit Switch serves as a primary high limit safeguard, engineered to interrupt the electrical circuit if the burner inlet or discharge air temperature exceeds the fixed 135F threshold. As a manual reset limit switch, it requires a physical inspection and manual intervention by a qualified