Description
The Trane THT3218 is an OEM clip-on thermostat engineered for Circuit 2 applications, rated for a 230°F operating temperature. Designed as a direct Trane replacement component, this thermostat clips securely onto refrigerant lines or system components to provide accurate temperature sensing and protection, helping maintain safe and efficient operation of your Trane HVAC equipment.
Key Features
- OEM Trane replacement clip-on thermostat
- Designed for Circuit 2 (Cir2) applications
- 230°F operating temperature rating
- Clip-on mounting for quick, tool-free installation
- Provides reliable temperature-based protection and control
- Engineered for compatibility with Trane commercial and residential HVAC systems
Application
The THT3218 is intended as a direct OEM replacement for Trane systems requiring a clip-on thermostat on Circuit 2. Its high-temperature rating makes it suitable for monitoring and protecting refrigerant circuits, compressor lines, or other system components where precise thermal cutout or sensing is critical to system integrity.
Why Choose OEM Trane Parts?
Using genuine Trane replacement components like the THT3218 ensures proper fit, reliable performance, and maintains the integrity of your equipment’s warranty. Avoid costly downtime and callbacks by installing the correct OEM part the first time.







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