The Siemens SQM50.543A80B is a reliable actuator designed for precise control in automated systems. It features four switches and operates on 24 VAC power at 50/60 Hz, with a power consumption of 20 VA. The actuator has a 9.5 mm shaft diameter and delivers a torque of 15 Nm. It provides a 90-degree rotation in approximately 45 seconds, making it suitable for applications requiring accurate positioning. Rated with an IP54 protection class, it offers solid resistance against dust and splashing water. This actuator is available through BSP Automation, ensuring you have straightforward access to quality automation components.