Schneider Electric MA40-7043 24V Spring Return Damper Actuator 35 in-lb

The Schneider Electric (Barber Colman) MA40-7043 is a 24-volt electronic damper actuator designed for commercial HVAC applications requiring reliable, precise damper control. This spring return actuator provides 35 inch-pounds of torque, making it suitable for controlling small to medium-sized dampers in air handling systems.

Key Features:

• 24VAC/DC operating voltage for standard HVAC control compatibility
• 2-position control with spring return operation for fail-safe positioning
• 35 inch-pounds of torque output for positive damper control
• Direct mount installation for easy integration with damper shafts
• Durable construction for long-term reliability in commercial environments
• Compatible with standard building automation and control systems

This actuator is ideal for use in VAV boxes, fan coil units, air handlers, and other HVAC equipment where automatic damper positioning is required. The spring return feature ensures the damper returns to a safe position during power loss, making it suitable for fire/smoke damper applications and economizer controls.