Carrier HH18HA506 Limit Switch 321894-709 Key Benefits Universal Compatibility: Fits

Key Benefits Universal Compatibility: Fits a wide array of Copeland semi-hermetic compressors including M

The unit measures approximately 27 inches in length and 16

This high-pressure cutout switch operates with fixed setpoints

and S90 series control modules

Carrier HH18HA506 Limit Switch 321894-709 Key Benefits Universal Compatibility: FitsThe Carrier HH18HA506 Limit Switch serves as a critical safety component in high efficiency gas furnaces and air handlers, designed to interrupt the burner circuit if internal temperatures exceed the predefined safety threshold. This fixed temperature limit control features a manual reset mechanism, a vital requirement for specific furnace categories where a limit trip necessitates a physical inspection to diagnose airflow obstructions or heat