McKinney TA786-4-1/2x4-US26D-QC12 Electrified Full Mortise Heavy Weight Concealed Bearing Hinge, Three Knuckle, 4-1/2" x 4", [12] Wires With Quick Connect, Square Corner, 626 Satin Chrome Finish

The McKinney TA786-4-1/2x4-US26D-QC12 is an electrified full mortise hinge engineered for heavy weight, high-frequency openings that require power transfer through the door. Built with a three knuckle, concealed bearing design, it carries 12 wires with a Quick Connect (QC12) plug system that simplifies wiring for access control, electric locks, and monitoring devices. Measuring 4-1/2" x 4" with square corners, this hinge delivers reliable performance for commercial doors where durability and concealed electrification matter. Finished in 626 Satin Chrome, it offers a clean, corrosion-resistant appearance suited to demanding institutional and commercial environments.

Features

• Electrified full mortise hinge designed for heavy weight door applications.
• Three knuckle, concealed bearing construction for smooth, long-lasting operation.
• 12 wires with Quick Connect (QC12) for fast, tool-free electrical connections.
• Standard 4-1/2" x 4" dimensions with square corners.
• Satin Chrome (626/US26D) finish for a durable, refined appearance.

Functional Details

The electrified hinge transfers low-voltage power from the frame to the door, allowing signals and current to reach electrified locking and monitoring hardware without exposed cabling. The Quick Connect plug lets installers join the 12 conductors quickly during installation and service.

• Concealed bearing hinges are recommended for high frequency and/or heavy weight doors.
• Quick Connect wiring option simplifies installation and field service.