Pay in 4 interest-free payments of $11.28 Learn more
Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
Always inspect the vacuum lines for cracks before replacing the switch
Complete Hardware Loadout: Provided with a full assortment of ceramic bushings and insulators to handle most mounting requirements in one trip
eliminating the need for refrigerant-specific sight glasses
High-Capacity Filtration: The 8-cubic-inch solid core provides advanced desiccant performance
Secure Installation: Integrated set screws provide a positive lock onto the timer dial to maintain scheduling accuracy
Trane SWT2478 Switch Always inspect the vacuum linesMaintenance of critical safety parameters in furnace combustion requires precise vacuum monitoring, which is exactly why the Trane SWT2478 is engineered as a high reliability SPNO furnace pressure switch. This single pole, normally open (SPNO) component is calibrated for specialized performance, featuring a nominal 1. 13" WC close setpoint and a 0. 94" WC open setpoint. Designed to verify inducer motor functionality and flue venting integrity, the
