The SZW2564D/3GS is a 25A ONOFFON threepole cam switch designed for power cutoff with padlock capability. It combines a rotary knob control with a changeover cam mechanism to switch between two ON positions or to isolate power as needed. With 12 screw terminals, it provides a robust connection for threepole applications in control panels and equipment. Key benefits Safe power isolation: enables secure off positions to prevent accidental restart during maintenance or service. Lockout capability: padlockfriendly design supports lockout/tagout practices for enhanced safety. Flexible threepole control: ONOFFON configuration allows switching between two circuits or loads with a single control. Reliable operation: robust cam switch mechanism paired with multiple screw terminals for dependable connections. Easy manual control: rotary knob provides intuitive, onehanded operation for quick changes in status. Key attributes Model: SZW2564D/3GS Poles: 3 Position configuration: ONOFFON Current rating: 25 A Terminals: 12 screws Function: Power cutoff with changeover capability Actuation: Rotary knob Safety features: Padlockcapable for lockout/tagout Specifications and compatibility Designed for threepole switching in control panels and electrical equipment Suitable for applications requiring a changeover between two on states and a safe off state Built to provide reliable connection through a 12screw terminal block Applications Control panels for motor or conveyor systems: use the ON positions to feed two different loads or circuits and the OFF position to isolate power during maintenance. Maintenance and safety lockout: attach a padlock through the switch to secure the OFF position and prevent accidental reenergizing. Industrial equipment with dual start circuits: manage two power feeds or protection paths from a single, easytooperate control. Usage notes Follow appropriate electrical standards and installation practices for threepole cam switches. Ensure the device is operated within its 25 A current rating and that all connections are secure via the 12 screw terminals. Use padlockcompatible functionality to enforce safe offstate during servicing. This description stays aligned with the product's brand, model, and features, presenting clear benefits, attributes, and practical use cases without omitting or adding details beyond what is specified.