ABB Coupler for Use with KNX Bus System

The ABB KNX line coupler is a modular installation device with a module width of 2 space units. It is used as a line or area coupler or as a repeater. As a line coupler, it connects a line with a main line, as an area coupler it connects a main line with an area line. It provides electrical isolation in this way.

Possible to route or block all telegrams for diagnostic purposes
LED for operating indication
Plastic housing