Carrier HH18HA282 Thermostat/Sensor 324846-701 Key Benefits OEM Compatibility: Designed

Key Benefits OEM Compatibility: Designed specifically for integrated control within Bard heat pump systems to ensure proper sequence of operation

rotate the set-point screw until the status LED indicates a closed contact

Industrial Build: Rated for continuous duty in high-ambient temperatures common to boiler rooms and mechanical closets

This part number typically refers to the assembly

With a 300 PSI max inlet pressure and a 180F maximum temperature rating

Carrier HH18HA282 Thermostat/Sensor 324846-701 Key Benefits OEM Compatibility: DesignedThe Carrier HH18HA282 is a high precision defrost thermostat sensor engineered for Carrier, Bryant, and Payne heat pump systems. This OEM replacement part, also identified by manufacturer number 3NT01L 04002, is a critical tube mount sensor designed to monitor evaporator coil temperatures. Operating on an L80 50 logic, the switch is calibrated to open at 80F and close at 30F, ensuring the defrost cycle triggers only when frost accumulation threatens