GMA161.1U

OpenAir™ - GMA Series, Spring Return, 62 lb-in, Rotary, Electronic Damper Actuators 

The OpenAir direct-coupled spring return electronic actuator is designed for modulating, two-position, and floating control of building HVAC dampers.

• Brushless DC motor technology with stall protection
• Bi-directional fail-safe spring return
• Models available with dual, independently adjustable auxiliary switches
• Unique self-centering shaft coupling
• Manual override
• Available in 62 lb-in torque
• 5° preload as shipped from factory
• Mechanical range adjustment capabilities
• UL and cUL listed, CE certified
• 24 Vac/dc compatible

GMA161.1U

• Operating Voltage: 24 Vac ±20%, 24 Vdc ±15%
• Control: Modulating 0 to 10 Vdc
• Cables: Standard
• Built-In Control Options: Position Feedback