Defender S418 (992370) is a mains filter for connecting several electrical devices to one power point. Its four Euro-standard outlets provide connections for a nearby group of devices, while the 1.8 m cable allows some distance between them and the wall socket.
The integrated switch turns the connected devices off together. The listed supply is 230 V, 50 Hz, with a maximum current of 10 A and a maximum total load of 2200 W. The listing also specifies protection against short circuits and voltage surges.
It can serve household or desktop equipment that needs a shared mains connection.