- The YMW4220/21 Rotary Cam Switch is designed for easy DIN rail mounting, ensuring a hassle-free installation process that saves time and effort. - Featuring 3 positions and 2 poles, this switch is perfect for selector changeover control circuits, providing flexibility for your electrical systems. - With a robust voltage rating of 690V and a current capacity of 20A, it is capable of managing high power demands, making it suitable for various applications. - Specifically engineered for dual power applications, this switch guarantees reliable control, enhancing the safety and efficiency of your power management. - Built for durability and performance, the YMW4220/21 ensures stable operation across diverse circuit configurations. Use Scenarios: - Ideal for industrial machinery where reliable power switching is crucial, ensuring continuous operation during maintenance or system upgrades. - Perfect for HVAC systems that require frequent switching between power sources, allowing for seamless transitions without downtime. - Suitable for generator changeover systems, providing a secure and efficient way to manage power supply during outages.