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provided the original part number matches
this model is specifically an Open High (cut out on temperature rise) control intended for heating limits
this model is specifically rated for 36VDC systems
it includes an internal 3
Lochinvar & A.O. Smith 100208401 Switch 320074-702 provided the original part numberEnsure critical safety and performance for commercial water heating and boiler systems with the Lochinvar & A. O. Smith 100208401 Switch. This genuine OEM Pressure Switch Nema 4 is engineered to monitor combustion air and flue gas pressures, providing precise circuit activation or deactivation based on preset thresholds. The NEMA 4 enclosure provides superior environmental protection against dust, rain, and hose directed water, making it a reliable
