Description
The Belimo CMB24-3 is a compact, reliable rotary damper actuator engineered for precise On/Off and floating point control in commercial and industrial HVAC applications. Designed to deliver consistent performance across a wide range of air handling and ventilation systems, this actuator pairs dependable torque output with dual-voltage compatibility for flexible installation.
Key Features
- Rotary actuator design for direct damper shaft mounting
- 18 in-lb (2 Nm) torque output for positive damper control
- On/Off and floating point (tri-state) control modes
- Dual-voltage input: 24Vac or 24Vdc
- Compact, space-saving housing for easy installation in tight mechanical spaces
- Manual override function for commissioning and maintenance convenience
- Belimo’s proven actuator technology for long service life and low maintenance
Application
The CMB24-3 is well suited for controlling dampers in air handling units, VAV systems, exhaust and supply air systems, and other HVAC zoning applications where reliable On/Off or floating control is required. Its dual-voltage capability simplifies integration into both new construction and retrofit projects.
Specifications
- Brand: Belimo
- Model / SKU: CMB24-3
- Actuator Type: Rotary
- Torque: 18 in-lb
- Control Mode: On/Off / Float (Tri-State)
- Supply Voltage: 24Vac / 24Vdc







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