Belimo NKQB24-1 Spring Return Damper Actuator in-lb - 24V 54

The Belimo NKQB24-1 is a spring return damper actuator designed for on/off control of HVAC dampers in commercial building automation systems. This compact actuator provides 54 in-lb (6 Nm) of torque and operates on 24 VAC/DC power, making it suitable for controlling small to medium-sized dampers in air handling applications.

Key Features:

• Spring return operation for fail-safe positioning when power is removed
• 54 in-lb (6 Nm) torque output for reliable damper control
• On/off control with 24 VAC or 24 VDC universal voltage input
• Compact design for easy installation in tight mechanical spaces
• Durable construction for long-term reliability in commercial HVAC systems
• Direct mounting to standard damper shafts with included hardware

This actuator is ideal for fire/smoke dampers, zone control dampers, and other applications requiring automatic damper positioning with spring return to a safe position during power loss or emergency conditions.