Description
The Carrier HH18HA493 is an auto-reset limit switch designed to enhance the safety and efficiency of Carrier, Bryant, and Payne furnace systems. This high-quality component monitors the temperature within the furnace, ensuring it operates within safe limits. If the temperature exceeds 200°F, the switch automatically interrupts the furnace’s operation, preventing potential overheating and damage.
Key Features
- Auto-Reset Functionality: Automatically restores operation once temperatures return to safe levels, reducing the need for manual intervention.
- Temperature Range: Opens at 200°F and closes at 101°F, providing a wide margin to prevent overheating.
- Switch Type: Single Pole Single Throw (SPST) configuration for straightforward installation.
- Durable Construction: Manufactured with high-quality materials to withstand the rigors of HVAC applications.
- Compatibility: Suitable for various Carrier, Bryant, and Payne furnace models.











