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Always verify your specific model number against the factory wiring diagram to ensure proper CFM and blower speed tap matching
Unlike automatic reset switches
a blown fuse is often the first sign of a grounded wire or a failing transformer
Integration is streamlined via standard screw terminals and a snap-track mounting base
Trane CNT2858 Pressure Switch Els PW 17895 Always verify your specific modelThe Trane CNT2858 low pressure switch is a critical safety component designed for precise refrigerant monitoring in residential and light commercial HVAC systems. This 1 4" Op7 CL22 pressure switch features a SPST (Single Pole Single Throw) configuration, internally calibrated to open the circuit at 7 PSI and close at 22 PSI. Engineered for compatibility with a wide range of Trane and American Standard air handlers and condensing units, this switch
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