Description
The Carrier HH18HA138 is a factory authorized high temperature limit switch designed for use in many Carrier / Bryant / Payne gas furnaces and packaged units. It provides automatic reset of the burner circuit when excessive temperatures are detected, helping maintain safe system operation and protect the furnace against overheating or flame rollout.
Key Features
- OEM quality & specification: Manufactured to the same standards as the original Carrier part for perfect fit and performance.
- Temperature range of approx. 95 135 °F: Designed to open the circuit at a specific high temperature to protect the system.
- Automatic reset design: Once the system cools, the switch resets and allows normal operation without manual intervention.
- Compact & durable build: Lightweight and designed to fit standard furnace mounting locations for high limit switches.
- Wide compatibility: Fits a broad range of Carrier models that list HH18HA138 or equivalent in their parts list.
