Features Fast and Uninterruptible Power Switching: Achieve seamless power transfer and increased efficiency with fast switching of uninterruptible power supply, ensuring continuous and reliable power supply. High Safety Factor and Durability: Constructed with ABS flame-retardant material shell, providing heat and impact resistance, ensuring high safety standards and product durability. Immediate Backup Power Activation: In case of abnormal power supply, the backup power supply activates immediately, ensuring the continuity, reliability, and safety of the power supply. Compact and Reliable Design: The switch features a compact structure, ensuring reliable transmission, easy installation, and low maintenance requirements. Space-Efficient and Versatile: Din rail mounted design saves space and is widely applicable in high-rise buildings, hospitals, and fire-fighting facilities where uninterrupted power supply is critical. Features: 1、The switch supports fast switching of uninterruptible power supply and improves power conversion efficiency. 2、ABS flame？retardant material shell, heat resistance and impact resistance, high safety factor. 3、When the power supply is abnormal, the backup power supply will work immediately to ensure the continuity, reliability and safety of the power supply. 4、The switch has a compact structure, reliable transmission, easy installation and maintenance. 5、Din rail mounted does not take up space and is widely used in high？rise buildings, hospitals, fire？fighting and other places where power outages are not allowed. Specification: Item Type: Switch Shell Material: ABS Rated Working Current: 100A Rated Working Voltage: 400V AC Rated Frequency: 50Hz/60Hz Electrical Level: PC level Installation Method: DIN rail Package List: 1 x Switch 1 x User Manual Note: betweendiv>1. Ensure that the installation and wiring are performed by professionals, and read the instructions carefully before .between/div>betweendiv>2. Please check the integrity of the ATS before installation. Then use the operating handle to open and close the ATS, check the flexibility of the transmission, and detect the generation and disconnection conditions of the load at each stage of the normal and standby power sources.between/div>betweendiv>3. Carefully check the installation steps diagram. If you fail to follow the correct steps due to wiring and other reasons, please contact us. The safety distance S1, S2 shall not be lower than the mark in the figure.between/div> Package List 1 x Switch 1 x User Manual