Description
The Honeywell MS3103K1050/B Actuator is a spring-return damper part that controls the position of air dampers or valves based on electrical signals in HVAC systems. It operates on a 24-volt supply and delivers 27 lb-in of torque, using a spring-return mechanism to move to a fail-safe position during power loss. This actuator is typically mounted directly on damper shafts within air handling or ventilation equipment, where it adjusts airflow or fluid control. Its role is to regulate airflow positioning and provide reliable control response for proper system operation.









