Carrier HN67SK002 Relay 30067439-890 also known as the KPU1

also known as the KPU1 Low Pressure Switch

It will automatically close the circuit once the sensed temperature falls below the fixed differential

Supports consistent energy efficiency by ensuring optimal airflow performance throughout the service interval

High-Capacity Flow: The 43 Cv rating facilitates maximum flow rates for large piping systems

Medium-Duty Performance: Optimized for temperatures ranging from 0°F up to 353°F

Carrier HN67SK002 Relay 30067439-890 also known as the KPU1The Carrier HN67SK002 Time Delay Relay is a critical electronic switching component designed for precise timing control in residential and commercial HVAC systems. This OEM Carrier replacement part functions as a solid state time delay, ensuring proper sequencing between system components to prevent short cycling and reduce mechanical wear on the compressor. Rated for 24V control circuits, the HN67SK002 serves as a direct HVAC blower delay relay,