1 Way Automatic Door Phone Switcher Fermax

1 Way Automatic Door Phone 4+N Switcher Fermax 8819

Switchers are required in door phone installations with more than one access. Its function is to connect the home phone with the panel from which the call is made. The switchers selects the origin of the call, allowing communication only with the panel from which it has been called, and the activation of the lock release for said access.

This switcher is designed for 1-way door entry panels, 4+N analog system. A switcher is required for each access, up to a maximum of 5 accesses. Only in the case of 2 accesses, 1 single changer is used.

Small equipment, designed to be installed in electrical registers. They can be embedded in standard 10x10cm boxes. They have adhesive strips for their fixation, they can also be screwed to the wall.