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 energy into mechanical motion, allowing it to open and close dampers in HVAC systems.