The VALUE 21.99.3004 RJ-45 Keystone coupler joins two twisted-pair cable sections, providing a practical way to extend a cable run through a Keystone mounting point. Its shielded Cat. 6 (Class E) design is identified for this network connection use.
The coupler carries all eight conductors straight through in a 1:1 arrangement, keeping each wire position aligned from one side to the other. The listing specifies a mounting cut-out of 19.3 × 14.7 mm for installation in a suitable recessed mounting position.