or low-pressure steam up to 15 psig

reducing field labor and preventing common "no heat" calls caused by faulty low-voltage power supplies

12 minutes) to prevent compressor short-cycling and extend equipment life

If the circuit is open while the furnace is cool

Trane ACT0338 Actuator 30067439-890 or low-pressure steam up toThe Trane ACT0338 Actuator is a field proven spring return damper actuator engineered for precise airflow regulation in commercial and industrial HVAC systems. Operating on a 24V power supply, this direct coupled unit delivers a consistent 35 inch pounds of torque, ensuring reliable positioning of dampers or valves even in high velocity airflow conditions. Designed with a 90 degree stroke angle, it provides a comprehensive range of motion for accurate