Description
Keep your Trane HVAC system operating safely and efficiently with this genuine OEM SPDT temperature limit switch, engineered to monitor and control critical temperatures inside heating and cooling equipment. As a factory-manufactured Trane part, the CNT1031 helps protect system components from overheating and supports reliable, long-lasting performance in residential and light-commercial applications.
Key Features
- Temperature-Activated Safety: Automatically opens at 150 °F to interrupt the circuit when temperatures exceed safe limits, preventing damage, overheating, or fire risk.
- Automatic Reset: Switch closes again around 110 °F, restoring normal operation once safe temperature levels return — no manual reset required.
- SPDT Design: Single-Pole Double-Throw configuration provides versatile switching performance and compatibility with a range of HVAC control circuits.
- Compact & Easy to Install: Designed with standard terminals for straightforward installation or replacement by HVAC professionals.
- Durable OEM Quality: Built to Trane’s original equipment standards, ensuring dependable service life and fit.






