Description
The Trane SWT2978 is a genuine OEM dual pressure switch engineered to deliver reliable refrigerant circuit protection in Trane heating and cooling systems. By monitoring both high-side and low-side refrigerant pressures simultaneously, this switch helps safeguard compressors and system components from damage caused by abnormal operating conditions.
Key Features
- Genuine Trane OEM replacement part — ensures compatibility and performance
- Dual-function design monitors both high and low refrigerant pressures in a single component
- Helps protect the compressor from high-pressure and low-pressure fault conditions
- Designed for direct drop-in replacement in compatible Trane systems
- Durable construction built to withstand demanding HVAC operating environments
Application
The SWT2978 is intended as a direct OEM replacement for compatible Trane residential and light commercial HVAC equipment. Always verify compatibility with your specific unit model before installation.
Why Choose Genuine Trane OEM Parts?
Using genuine Trane replacement components ensures your system operates within factory specifications, maintains warranty integrity, and delivers the long-term reliability your customers expect. The SWT2978 dual pressure switch is a critical safety and control component — trust the original for dependable performance.







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