Description
The Schneider Electric (Barber Colman) MP-481-129 is a heavy-duty proportional actuator engineered for precise, reliable positioning in commercial and industrial HVAC control applications. Designed to deliver smooth, accurate modulating control, this unit is a trusted solution for damper, valve, and equipment positioning in building automation systems.
Key Features
- Operating Voltage: 120V AC for compatibility with standard commercial control circuits
- Timing: 260-second full-stroke travel time for smooth, gradual proportional positioning
- Travel: 150″ (inches) of linear travel for extended-range applications
- Proportional (modulating) control action for precise positioning and system efficiency
- Designed as a direct replacement for legacy Barber Colman MP-series actuators
- Robust construction suited for demanding commercial and industrial HVAC environments
- Integrates seamlessly into building automation and pneumatic/electric control systems
Product Specifications
- SKU: MP-481-129
- Brand: Schneider Electric (Barber Colman)
- Voltage: 120V AC
- Stroke Timing: 260 seconds
- Travel: 150 inches
- Control Type: Proportional (Modulating)
Applications
- Commercial HVAC damper and valve actuation
- Building automation and energy management systems
- Air handling unit (AHU) control
- Replacement for legacy Barber Colman MP-series actuators
The MP-481-129 reflects Schneider Electric’s commitment to quality and longevity in HVAC controls. Whether you’re upgrading an existing system or replacing a worn actuator, this unit delivers the dependable proportional control performance your application demands.







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