Trane THT2212 SPST Thermal Cutoff Switch

The Trane THT2212 SPST Thermal Cutoff Switch is a safety control device designed for compatible Trane HVAC equipment, including furnaces, air handlers, and heating systems. It monitors operating temperatures and automatically interrupts the electrical circuit if excessive heat is detected, helping protect critical components from overheating. Once safe conditions are restored, the system can operate as designed, depending on the application. This thermal cutoff switch enhances equipment safety, supports reliable performance, helps prevent heat-related damage, and contributes to long-term HVAC system dependability.