Resideo by Honeywell VC7934ZZ11 24V Modulating Damper Actuator 0-10VDC 120 Second

The Resideo by Honeywell VC7934ZZ11 is a professional-grade modulating damper actuator designed for precise HVAC zone control applications. This electronic actuator operates on 24VAC power and features 0-10VDC modulating control for smooth, proportional damper positioning in commercial and residential heating, ventilation, and air conditioning systems.

Key Specifications:

• Input voltage: 24VAC, 50/60 Hz
• Control signal: 0-10VDC modulating input (3-wire configuration)
• Nominal timing: 120 seconds for full stroke (90-degree rotation)
• Running time: Approximately 120 seconds open to close
• Torque output: Suitable for dampers up to specified square footage
• Three-wire connection for simplified installation
• Spring return failsafe operation

Features and Benefits:

• Modulating control provides precise damper positioning for optimal airflow regulation
• 0-10VDC control input compatible with most modern building automation systems and DDC controllers
• 120-second timing ensures smooth, quiet operation without abrupt damper movement
• Compact design fits standard damper mounting configurations
• Reliable Resideo/Honeywell quality engineering for long service life
• Direct mounting to round or rectangular HVAC dampers

This modulating actuator is ideal for VAV boxes, zone dampers, mixing applications, and other HVAC systems requiring proportional control. The VC7934ZZ11 is designed for professional installation in commercial buildings, multi-zone residential systems, and industrial HVAC applications where precise airflow control is essential.