Siemens GQD226.1U Spring Return Damper Actuator 20 lb-in 120VAC 2-Position

The Siemens GQD226.1U is a spring return damper actuator designed for reliable HVAC control in commercial building automation systems. This non-modulating actuator provides 20 lb-in of torque and operates on 120VAC power for precise damper positioning.

Key Features:

• Spring return operation for fail-safe positioning during power loss
• 20 lb-in (2.3 Nm) torque output for controlling dampers up to 12 square feet
• 120VAC power supply with low power consumption
• 2-position control with auxiliary switches for status feedback
• Quick-mount design for easy installation on round or rectangular dampers
• Durable housing suitable for extended service life in commercial applications
• Universal mounting bracket included for flexible installation options

This actuator is ideal for VAV systems, air handling units, and general HVAC damper control applications where reliable two-position operation and fail-safe spring return functionality are required. The integrated auxiliary switches enable remote monitoring and system integration.