Description
Trane SWT3150 Pressure Switch Overview
The Trane SWT3150 is an OEM-grade pressure switch engineered for precise, dependable performance in residential and light commercial HVAC applications. With a set point of 0.10″ w.c. and a tolerance of ±0.05″ w.c., this switch delivers accurate pressure sensing to help protect system components and maintain safe, efficient operation.
Key Features
- Set point: 0.10″ w.c. (inches of water column)
- Tolerance: ±0.05″ w.c. for precise pressure detection
- Genuine Trane OEM replacement part (SKU: SWT3150)
- Designed for reliable integration with compatible Trane HVAC equipment
- Helps protect system components by monitoring pressure conditions
- Supports safe system shutdown when pressure thresholds are exceeded
Application
The SWT3150 pressure switch is commonly used in Trane furnaces and air handling systems to monitor draft or combustion air pressure. It acts as a safety control, verifying that the inducer motor is operating correctly before allowing the burner to ignite. This helps prevent unsafe operation due to blocked vents, failed inducer motors, or other pressure-related faults.
Why Choose OEM Trane Parts?
- Ensures compatibility with Trane equipment
- Maintains manufacturer warranty integrity
- Delivers consistent, factory-specified performance
- Reduces the risk of callbacks and repeat service calls







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