Housing: Made from flameretardant PC material with good insulation and temperature resistance. It is waterproof and dustproof, providing reliable operation in diverse environments and extended life. Easy to use: Dual Power Automatic Transfer Switch offers smooth sliding operation. Built for durability, it improves switch life for longterm use. Application: Suitable for wiring in power switches, speed switches, and induction motors. Enables safe conversion and control of circuits between power sources. Convenient design: The flameretardant PC housing provides dependable insulation and heat resistance. A flexible handle and rotary selector allow easy control and simple mounting. Use scenarios: Home or small business backup power: automatically switches from mains to generator to maintain essential loads during outages. Electrical panels for motors and equipment: quick source selection for induction motors and speedcontrolled devices. Outdoor or harsh environments: durable, water and dustproof housing protects components in demanding settings.