McKinney TA786-4-1/2x4-US26D-CC8 Electrified Full Mortise Heavy Weight Concealed Bearing Hinge, Three Knuckle, 4-1/2" x 4", [8] Wires With Concealed Circuit, Square Corner, 626 Satin Chrome Finish

The McKinney TA786-4-1/2x4-US26D-CC8 is an electrified full mortise hinge built for heavy weight, high-traffic openings that require power transfer through the door. Featuring a three knuckle, concealed bearing design, this hinge measures 4-1/2" x 4" and includes 8 wires with a concealed circuit for reliable connection of electrified locks, exit devices, and monitoring hardware. The square corner template and durable steel construction make it a dependable choice for commercial and institutional applications. Finished in 626 Satin Chrome, it delivers a clean, professional appearance while routing power discreetly between the frame and door.

Features

• Electrified full mortise hinge for transferring power through the door.
• Heavy weight construction suited for demanding, high-frequency openings.
• Concealed bearing design provides smooth, quiet operation.
• Three knuckle configuration for balanced load distribution.
• 8 wires with a concealed circuit for secure electrical connections.
• 4-1/2" x 4" size with square corner template.
• 626 Satin Chrome finish offers a durable, refined look.

Functional Details

The concealed circuit routes electrical wiring through the hinge barrel, hiding the connection between the frame and door leaf. This allows power to reach electrified locking devices, access control, and door position monitoring without exposed wiring.

• Concealed bearing hinge with electrical wires transferring current from frame to door.
• Wires exit through the hinge for connection to electrified door hardware.