Siemens GJD226.1U 2-Position Fire & Smoke Damper Actuator 20 in-lb Spring Return 120VAC

The Siemens Building Technology GJD226.1U Fire & Smoke Damper Actuator is designed to control the airflow and prevent fire outbreaks in HVAC systems. It is intended to control the fire and smoke dampers with a 2-position control signal. The actuator has a spring return feature that enables the damper to be moved to a safe position during power failure. When supplied with 120 VAC, it exerts 20 lb-in of force to open or close the damper, depending on the system requirements. It is widely used in commercial ventilation and air-handling applications to increase the safety of buildings and their air conditioning. The actuator has durability, fast response during emergencies and conformity to fire protection regulations.