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This specific part number is a complete assembly
providing the durability expected by field technicians managing PTAC units and light commercial ventilation infrastructure
It does not have the "fail-safe" functionality required for fire/smoke dampers
and rooftop units• Engineered for continuous-duty HVACR operation
Trane SWT3207 Pressure Switch 322838-753 This specific part number isThe Trane SWT3207 Pressure Switch is an essential safety component engineered for precise monitoring in residential and commercial HVAC systems. This genuine OEM part functions as a low pressure switch (CO 25#), specifically calibrated to break the circuit at 25 psi to prevent the compressor from operating under hazardous low refrigerant or low ambient conditions. Built to Trane OEM specifications, the SWT3207 ensures that your equipment remains
