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Smith parts ensures that the electrical resistance and mounting clearances meet original manufacturer tolerances for Lochinvar heating systems
Can this switch replace a different water column rating
The 60-inch lead allows for flexible sensing bulb placement
Is this compatible with combustion byproducts
Is this restrictor suitable for outdoor use
Trane SWT1999 Pressure Switch Els PW 17895 Smith parts ensures that theThe Trane SWT1999 is a critical SPDT differential pressure switch engineered for precision monitoring in residential and commercial HVAC applications. As an OEM Trane replacement part, this single pole double throw switch maintains system safety by detecting pressure variances across heat exchangers and inducer assemblies. Operating on a 0. 43 PSI set point, the SWT1999 ensures the inducer motor establishes proper draft before ignition, effectively
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