Carrier HF27CA033 Economizer Motor Freon protecting the secondary heat exchanger

protecting the secondary heat exchanger from structural damage and ensuring consistent airflow regulation

The hot surface igniter (HSI) and mounting screws should be inspected and reused if viable

Reliable Operation: The pilot-operated floating diaphragm design minimizes wear and improves cycling performance

Always verify your system's maximum operating pressure against the 450 Psig range of this specific unit

it is rated for a 100 Amp continuous load and can manage 400 Amp inrush currents

Carrier HF27CA033 Economizer Motor Freon protecting the secondary heat exchangerThe Carrier HF27CA033 Economizer Motor is a critical OEM component designed for high precision airflow regulation in commercial rooftop units and HVAC economizer systems. This 24V AC actuator motor provides reliable proportional control, enabling the system to modulate outdoor air intake based on cooling demand and ambient conditions. Built for long term field performance, the Carrier HF27CA033 is a direct replacement for legacy part numbers