Belimo TFB24-SR-S 22 in-lb Spring Return Damper Actuator 24V 2-10VDC

The Belimo TFB24-SR-S is a spring return damper actuator designed for HVAC control applications requiring fail-safe positioning. This actuator delivers 22 in-lb of torque and operates on 24V AC/DC power, making it suitable for controlling dampers in commercial and industrial air handling systems.

Key Features:

• 22 in-lb (2.5 Nm) torque output for reliable damper control
• Spring return operation returns damper to fail-safe position on power loss
• 2-10 VDC modulating control signal for precise positioning
• Integrated auxiliary switches for position indication and control sequencing
• 24V AC/DC universal voltage operation
• Compact design for easy installation in tight spaces
• 90-degree rotation for quarter-turn damper applications
• Direct mounting to damper shaft with universal adapter bracket

The TFB24-SR-S features Belimo's proven reliability for demanding HVAC applications, with modulating control for proportional damper positioning and spring return safety for fail-safe operation during power failures or emergency conditions.