1、QUICK RESPONSE: Dual power auto transfer switch can be operated automatically or manually, with millisecond switching without power outage, compact structure, reliable transmission, convenient installation and maintenance, and long service life. 2、PC, SILVER MATERIAL: The shell is made of premium PC material, flame retardant, high temperature resistant and insulated. And silver contact is anti aging and improves conductivity and life span. 3、CONTINUOUS POWER SUPPLY: When there is an abnormality in normal power supply, the backup power supply will immediately work to ensure the continuity of power supply. When the normal power supply is turned on, it will automatically switch back from the backup power supply to the normal power supply. 4、STANDARD 35MM RAIL INSTALLATION: This automatic transfer switch is suitable for emergency power supply systems with a 50 or 60Hz AC rated 110V 80A. Designed specifically for household rail installation and is specifically designed for PZ30 distribution boxes. 5、WIDE APPLICATION: This dual power automatic transfer switch is widely used for places such as homes, shopping malls, factories, laboratories, farms, etc. 1 x Dual Power Automatic Transfer Switch Item Type: Dual Power Automatic Transfer SwitchMaterial: PC, SilverSwitch Type: Secondary distributionRated Current: 80ARated Voltage: 110V ACInsulation Voltage: 690V ACRated Frequency: 50Hz, 60HzElectrical Level: PC level isolation typeRated Impulse Withstand Voltage: 8KVTouch Time: Less than 50msOperation Conversion Time: Less than 50msReturn Time: Less than 50msClosing Time: Less than 50ms