{"product_id":"mckinney-t4a3786-4-1-2x4-1-2-cc8-electrified-full-mortise-heavy-weight-bearing-hinge-8-wires-with-concealed-circuit","title":"McKinney T4A3786-4-1\/2x4-1\/2-CC8 Electrified Full Mortise Heavy Weight Bearing Hinge, [8] Wires With Concealed Circuit","description":"\u003ch2\u003eMcKinney T4A3786-4-1\/2x4-1\/2-CC8 Electrified Full Mortise Heavy Weight Bearing Hinge, Five Knuckle, 4-1\/2\" x 4-1\/2\", [8] Wires With Concealed Circuit, Square Corner\u003c\/h2\u003e\u003cp\u003eThe McKinney T4A3786-4-1\/2x4-1\/2-CC8 is an electrified full mortise heavy weight bearing hinge built for high-traffic openings that require power transfer to electrified door hardware. Featuring a five knuckle design with concealed circuit wiring, this hinge routes eight wires through the barrel to keep connections hidden and protected. Measuring 4-1\/2\" x 4-1\/2\" with square corners, it supports access control, electric locks, and monitored exit devices without exposed cabling. Engineered with anti-friction bearings, the T4A3786 delivers smooth, long-lasting operation under the demands of heavy commercial and institutional use, making it a reliable choice for secure, code-compliant entry systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eElectrified full mortise hinge designed to transfer power from frame to door for electrified hardware.\u003c\/li\u003e\n\u003cli\u003eConcealed circuit (CC8) construction routes eight wires through the hinge barrel for a clean, protected connection.\u003c\/li\u003e\n\u003cli\u003eFive knuckle heavy weight bearing design handles high-frequency and high-load applications.\u003c\/li\u003e\n\u003cli\u003eAnti-friction bearings provide smooth, quiet, and durable swing performance.\u003c\/li\u003e\n\u003cli\u003e4-1\/2\" x 4-1\/2\" size with square corner profile suits standard commercial door preparations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFunctional Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe concealed circuit design conceals the electrical wiring within the hinge, transferring current between the door and frame while remaining out of sight. This provides a tamper-resistant, aesthetically clean solution for powering electrified locking and monitoring devices.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTransfers electrical current from frame to door through concealed wiring within the hinge.\u003c\/li\u003e\n\u003cli\u003eEight wire configuration supports multiple electrified hardware functions.\u003c\/li\u003e\n\u003cli\u003eConcealed circuit keeps wiring protected and hidden for security and appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Specifications\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMcKinney\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT4A3786-CC8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrified Full Mortise Hinge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBearing Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavy Weight, Anti-Friction Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavy Weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUL Listing Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL\/cUL Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eANSI Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA8112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBAA Qualified\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLimited Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHinge Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-1\/2\" x 4-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorner Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare Corner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKnuckle Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFive 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