McKinney T4A3786-4-1/2x4-1/2-US10BE-QC12 Electrified Full Mortise Heavy Weight Bearing Hinge, Five Knuckle, 4-1/2" x 4-1/2", [12] Wires With Quick Connect, Square Corner, 613E Dark Oxidized Satin Bronze, Equivalent Finish

The McKinney T4A3786-4-1/2 x 4-1/2 is an electrified full mortise heavy weight bearing hinge engineered for high-traffic commercial openings that require power transfer through the door. Built with a five knuckle design and precision bearings, it supports the demands of heavy, frequently used doors while carrying twelve concealed wires with Quick Connect terminals for fast, reliable electrical connections to locks, monitoring devices, and access control hardware. Measuring 4-1/2" x 4-1/2" with a square corner profile, this hinge is finished in 613E Dark Oxidized Satin Bronze (US10BE equivalent) for a durable, refined appearance that blends with traditional and contemporary door hardware.

Features

• Electrified full mortise design routes power discreetly from frame to door.
• Twelve concealed wires with Quick Connect terminals simplify installation and servicing.
• Heavy weight bearing construction handles high-frequency, high-load applications.
• Five knuckle configuration provides balanced strength and smooth operation.
• 4-1/2" x 4-1/2" size with square corners suits standard commercial door prep.
• Finished in 613E Dark Oxidized Satin Bronze for lasting corrosion resistance.

Functional Details

This hinge transfers low-voltage power across the hinge barrel, allowing electrified door hardware to operate without exposed cabling. The twelve-wire Quick Connect system uses factory-terminated leads that plug together, reducing wiring time and the chance of connection errors during installation.

• Provides electrical power transfer through the hinge from frame to door.
• Quick Connect terminals allow fast, tool-free electrical connections.
• Twelve concealed wires support multiple electrified hardware devices.