This cam switch panel, referenced by SZW26/LW2620 LW28 LW39B, is a 20A, 660V control device designed for power selector and changeover applications. It features 8 terminals and a 4position configuration, all integrated into a compact 48 mm panel mount. Key benefits Robust power handling: rated for 20A at up to 660V, suitable for demanding control and switching tasks. Flexible wiring: 8 terminals provide multiple wiring options to route power and signals as needed. Clear operation: 4position selector allows precise selection among four circuits or configurations. Reliable changeover: built for dependable switching between states to support safe, controlled transitions. Compact, easy installation: 48 mm panel footprint enables convenient integration into control panels and enclosures. Compatibility within its family: associated with SZW26/LW2620, LW28, and LW39B variants, supporting consistent use across related assemblies. Key attributes Functionality: control power selector and changeover capabilities in a 4position arrangement. Current and voltage rating: 20A, 660V. Terminals: 8 terminals to support multiple wiring schemes. Position count: 4 positions for configurable circuit routing. Mounting size: 48 mm panel diameter (panel cutout and mounting compatibility). Applications and use cases Industrial control panels: use the 4position selector to route power to different machines or subsystems, enabling quick reconfiguration without rewiring. Electrical backup or changeover systems: implement smooth transitions between power sources or circuit paths, improving reliability in critical applications. Testing and configuration setups: quickly switch among different test circuits or configuration states in lab or workshop environments. Notes This device is intended for panel mounting with a 48 mm front size and is compatible with the SZW26/LW2620, LW28, LW39B series variants. Ensure correct installation, wiring, and safety practices per applicable standards.