McKinney T4A3786-4-1/2x4-US26D-CC8 Electrified Full Mortise Heavy Weight Bearing Hinge, Five Knuckle, 4-1/2" x 4", [8] Wires With Concealed Circuit, Square Corner, 626 Satin Chrome Finish

The McKinney T4A3786-4-1/2x4-US26D-CC8 is an electrified full mortise heavy weight bearing hinge engineered to transfer power from the frame to the door for electrified locks, exit devices, and monitoring hardware. Built with a five knuckle design and heavy weight bearings, it delivers dependable performance on high-frequency and high-traffic openings. This model measures 4-1/2" x 4", features square corners, and includes eight wires with a concealed circuit for a clean, protected power transfer. Finished in 626 Satin Chrome, it pairs durability with a professional appearance suitable for commercial and institutional door applications.

Features

• Electrified full mortise hinge that provides continuous power transfer from frame to door.
• Heavy weight bearing construction supports high-frequency and heavy door applications.
• Five knuckle design offers strength and smooth, reliable operation.
• Eight wires with a concealed circuit keep wiring protected and out of sight.
• 4-1/2" x 4" size with square corners fits standard commercial door preparations.
• Finished in 626 Satin Chrome for a clean, durable appearance.

Functional Details

The concealed circuit routes the electrical wires through the hinge barrel and knuckles, transferring power from the frame side to the door side without exposing the wiring. This allows electrified locksets, exit devices, and access control components to receive constant power while maintaining a concealed and tamper-resistant connection.

• ElectroLynx quick connect option available for simplified installation.
• Wires are concealed within the hinge for a clean, protected transfer of power.
• Available with 2, 4, 6, 8, 10, or 12 wire configurations.