Installation relays are electromagnetically operated switches (relays). Installation relays are used to control circuits of max. 16 A, for automation purposes in connection with pushbuttons, switches, etc. In typical use, it is connected to several pushbuttons, through which it can switch on and off a common consumer, for example, the light in the hallway. Usually these are installed in a control cabinet, distribution box on a top-hat rail. This allows them to be extended or replaced at any time. The lines are connected to screw terminals. With us you find installation relays in different executions. With 1 or 2 NO contacts, changeover contacts, or even NC contacts.