Description
Belimo GMB24-MFT-X1 Heavy-Duty Non-Spring Return Modulating Actuator
The Belimo GMB24-MFT-X1 is a heavy-duty, non-spring-return damper actuator engineered for large commercial and industrial HVAC damper applications demanding precise, reliable modulating control. Delivering a robust 360 in-lb of torque at 24V AC/DC, this actuator is built to handle oversized dampers and demanding building automation environments with ease. Belimo’s Multi-Function Technology (MFT) provides field-configurable control signal options, giving installers and technicians the flexibility to adapt the actuator to a wide range of system requirements without swapping hardware.
Key Features
- Heavy-duty non-spring-return (NSR) operation for reliable positioning in large damper assemblies
- 360 in-lb torque output — ideal for oversized or high-static-pressure commercial dampers
- 24V AC/DC power supply for broad system compatibility
- Multi-Function Technology (MFT) with field-selectable 2–10 VDC modulating control signal
- Modulating control for precise, proportional damper positioning
- Compact, robust housing designed for long-term commercial HVAC service life
- Manual override for easy commissioning and maintenance
- Belimo’s industry-leading quality and reliability for building automation systems
Typical Applications
- Large commercial air handling units (AHUs)
- Variable air volume (VAV) systems with oversized dampers
- Outdoor air and economizer damper control
- Industrial ventilation and process air control
- Building automation and direct digital control (DDC) systems
Why Choose Belimo?
Belimo is the global leader in actuator, valve, and sensor solutions for HVAC systems. The GMB24-MFT-X1 reflects Belimo’s commitment to precision engineering, energy efficiency, and ease of installation. MFT technology eliminates the need for multiple actuator SKUs by allowing a single unit to be configured on-site to match the control signal and operating range required by the building automation system.
Specifications
- SKU: GMB24-MFT-X1
- Brand: Belimo
- Supply Voltage: 24V AC/DC
- Control Signal: 2–10 VDC (MFT field-selectable)
- Torque: 360 in-lb
- Operation Type: Non-Spring Return (NSR)
- Control Mode: Modulating







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