The Schneider Electric (Barber Colman) MA40-7173 DuraDrive Actuator is a reliable, two-position, spring-return damper actuator engineered for commercial HVAC and building automation applications. Designed to deliver precise, dependable control of dampers and air handling equipment, this actuator features a robust spring-return mechanism that ensures fail-safe positioning upon loss of power — a critical safety feature for ventilation and air distribution systems.
Key Features
- Two-position control operation for straightforward open/close damper management
- Spring-return fail-safe design ensures safe positioning on power loss
- 24V operating voltage for compatibility with standard HVAC control systems
- 150 lb-in torque output for reliable actuation of medium to large dampers
- 8.4 VA running power consumption for energy-efficient operation
- 6.6 VA holding power consumption minimizes energy draw when stationary
- 6.2 watt power rating
- 36″ cable lead for flexible installation and wiring reach
Technical Specifications
- Brand: Schneider Electric (Barber Colman)
- Model / SKU: MA40-7173
- Series: DuraDrive
- Control Type: Two-Position
- Return Type: Spring Return (Fail-Safe)
- Supply Voltage: 24V
- Running VA: 8.4 VA
- Holding VA: 6.6 VA
- Power: 6.2 Watts
- Torque: 150 Lb-In
- Cable Length: 36 Inches
Applications
- Commercial HVAC air handling units
- Ventilation damper control
- Building automation and energy management systems
- Outside air and exhaust damper actuation
- VAV and mixed-air control systems
The MA40-7173 is part of Schneider Electric’s trusted DuraDrive product line, known for durability and consistent performance in demanding commercial environments. Its spring-return functionality makes it ideal for applications where fail-safe damper positioning is required by code or design.
