1、SWITCH STRUCTURE: The transfer switch is composed of 2 unit miniature circuit breaker, auxiliary contact, alarm contact, mechanical interlocking drive, controller and other components. 2、SINGLE MOTOR DRIVE: The dual power automatic transfer switch has a simple structure, which is driven by a single motor, has no noise, small impact, which is stable and reliable. 3、INTERLOCK FUNCTION: With mechanical and electrical interlocking function, it can supply power manually or automatically, the rated current of general and standby circuit breakers can be different. 4、STATUS INDICATION: Equipped with user terminal blocks, can reflect the circuit breaker status (open or closed). There are various indications on the panel, which is convenient and intuitive. 5、WIDE APPLICATION: With fine technology, the changeover switch has good isolation, less interference and stable performance, widely used in family, shopping mall, factory, laboratory, farm, etc.