Siemens GMA226.1U 2-Position Spring Return Damper Actuator 120V 62 lb-in

The Siemens GMA226.1U is a 2-position spring return damper actuator designed for HVAC control applications. This electric actuator provides 62 lb-in of torque and operates on 120V AC power, making it suitable for controlling dampers in commercial building automation systems.

Key Features:

• 2-position control with spring return functionality for fail-safe operation
• 62 lb-in (7 Nm) torque output for reliable damper positioning
• 120V AC power supply for standard North American installations
• Auxiliary switches for position indication and control verification
• Compact design for easy installation in tight spaces
• Durable construction for long-term reliability in commercial HVAC systems

This actuator is commonly used in VAV boxes, air handling units, and other HVAC applications where dependable 2-position damper control is required. The spring return feature ensures the damper returns to a safe position during power failure.