Description
The Trane CNT3511 120°F auto reset high limit safety switch is a critical safety component for residential and light commercial HVAC furnaces. This automatic reset limit switch monitors internal temperatures and protects your heating system from unsafe overheating conditions by interrupting the circuit when temperatures reach approximately 120 °F. As temperatures return to normal, the switch automatically resets, allowing your system to resume normal operation without manual intervention.
Key Features
- Automatic reset high limit / CO auto limit switch for HVAC furnaces
- Trips at around 120 °F to prevent overheating
- SPST configuration with quick connect terminals for easy installation
- Designed to protect internal furnace components and improve safety
- Ideal for maintenance and furnace repair
- Capable of handling typical HVAC current loads (~15 A) with durable construction
