Features Multiple defence: Ensures safety with short circuit, overload, phase loss, and undervoltage defence, providing comprehensive defence for your electrical system. Automatic and Manual : Offers both automatic and manual modes for flexible and reliable , allowing easy control and management of power transfer. Versatile Application: Suitable for various settings, including homes, office buildings, and public places with fire defence requirements, offering versatile power management solutions. Easy Installation: With a compact structure, small size, and protective cover, it provides convenient and reliable power supply installation, ensuring a hassle-liberate setup. Ideal Replacement: Serves as an ideal replacement for old and damaged parts, optimizing circuit for improved performance and reliability. Features: 1、MULTI defence: The automatic transfer switch supports multiple defence functions, including short circuit, overload, phase loss and undervoltage defence. 2、AUTOMATIC AND MANUAL: The automatic switch not only supports automatic mode, but also can be operated by manual button, which is simple to operate and reliable in performance. 3、WIDELY USED: This dual power automatic transfer switch can be used in homes and public places, especially in office buildings and public places requiring fire defence. 4、CONVENIENT INSTALLATION: This switch has a reasonable structure, small size, and is equipped with a protective cover. The power supply installation is convenient and reliable. 5、IDEAL REPLACEMENT: The switch is an ideal replacement for the old and damaged parts for better circuit ! Specification: Item Type: Dual Power Automatic Transfer Switch Material: Pa66 Brand: SG Rated Working Current (Ie): 125A Rated Working Voltage (Ue): 400V Rated Impulse Withstand Voltage (Uimp): 4KV Standard: For GB14048.11 IEC60947 6 1 Electrical Classification: CB class Package List: 1 x Dual Power Automatic Transfer Switch 1 x Manual Package List 1 x Dual Power Automatic Transfer Switch 1 x Manual