The Siemens GDE131.1P Electric Damper Actuator is a damper actuator designed for precise control in HVAC systems. Operating at 24V and a frequency of 50Hz, it provides a torque of 44 lb, ensuring reliable performance. With dimensions of 2.75" x 5.44" x 2.38" and a weight of 1.63 lbs, it is compact and easy to install in various settings. This actuator works by converting electrical en... https://www.partshnc.com/gde1311p-siemens-building-technology-24v-nsr-onofffloat-plenumact