The ABB XT1S 160 125A 50KA 3p 1SDA067435R1 is a brand new and original switch type fuse with various smart home compatibility options like Universal, Ring, and ADT Pulse. It is suitable for both interior and exterior use, with tripping characteristics of Type A and an operating temperature of 40°C. This fuse link has a maximum amperage of 400A and comes in a white color, offering features such as changeover contact, mechanical interlock, and thermal overload protection. With screw terminals for electrical connection and a DIN rail mount, this ABB fuse is designed for various industrial and electronics applications.