Description
The Trane SWT3305 is a genuine OEM pressure switch designed for heating, ventilation, and air conditioning systems. It monitors system pressure and activates or deactivates control circuits when preset thresholds are reached. This helps maintain safe operation, proper airflow, and reliable system performance. The original SWT3305 has been updated with replacement part number SWT03305, which retains the same pressure settings and functionality.
Key Features
- Component Type: Pressure switch
- Opening Pressure: Approximately -1.51 inches water column
- Closing Pressure: Approximately -1.73 inches water column
- Application: Used in furnaces, air handlers, heat pumps, chillers, and rooftop units
- Material: Durable housing and internal components for long service life






