Dust-Resistant Design: The enclosed housing helps prevent debris and insects from obstructing contactor movement and causing high resistance at the connection points

maintaining a stable signal even under heavy thermal cycling

The hermetic design features a displacement of 7

The Carrier 38HQ660014 Compressor Lockout Sensing Relay is a specialized OEM control board designed to monitor electrical conditions and safeguard compressors in residential and commercial HVAC systems

Because the actuator can be installed or replaced without draining the system or using tools

Carrier 330687-702 Burner Assembly 321702-401 Dust-Resistant Design: The enclosed housingWhen you're dealing with ignition failures or erratic flame signals in a residential furnace, replacing the Carrier 330687 702 Burner Assembly is the definitive fix for restoring combustion stability. This genuine OEM furnace burner replacement features a robust 3 inshot burner configuration integrated with a factory welded burner mounting bracket to ensure precise alignment with the heat exchanger inlets. Engineered for high efficiency gas furnaces,