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McKinney T4A3786 QC8 ElectroLynx Electric Hinge | 5" x 4-1/2" Heavy Weight
The McKinney T4A3786 QC8 ElectroLynx Electric Hinge is the ultimate "plug-and-play" power transfer solution for heavy-duty commercial door openings. Featuring the patented ElectroLynx® Quick Connect system, this 8-wire, 4-circuit hinge is specifically engineered to transfer power from the frame to ASSA ABLOY brand mortise locks. It serves as a definitive solution for door restoration in facilities upgrading to electronic access control, providing a clean, concealed wiring path that eliminates the risk of pinched, frayed, or exposed wires.
Constructed with a heavy-weight .190 gauge thickness, the T4A3786 is a critical solution for door security and structural longevity in high-traffic environments. The Oil Impregnated Bearings (TA Prefix) feature a one-piece, non-ferrous, and self-lubricating design that ensures smooth operation while resisting clogging and corrosion. This hinge is an essential component for any solution for door surface repair or hardware modernization project, providing a seamless power path that maintains the professional architectural look of the door.
Key Features & Performance
- ElectroLynx® Quick Connect: Utilizes an installer-friendly 8-position connector to provide a "no-guesswork" solution for door restoration and rapid wiring.
- 8-Wire (4-Circuit) Capacity: Features 28-gauge multi-strand wires rated for 4 amp continuous @ 24 volts AC/DC, providing ample power for electrified mortise locks and integrated readers.
- 3-Hour Fire Rating: This UL Listed hinge is certified for use on fire-rated door assemblies for up to 3 hours, ensuring full compliance with life-safety codes.
- Satin Chrome Finish (US26D): The high-quality plated finish acts as a durable remodeling scar plate, matching standard commercial hardware while resisting heavy wear.
- Vandal-Resistant Concealed Wiring: Electrical components are hidden within the hinge leaves and protected by brass eyelets, serving as a robust solution for commercial door security.
Technical Details & Specifications
- Brand: McKinney (ASSA ABLOY)
- Model Number: T4A3786 QC8
- Dimensions: 5" x 4-1/2" (Full Mortise)
- Wire Count: 8 Wires / 4 Circuits
- Bearing Type: Oil Impregnated (TA) - 5 Knuckle
- Thickness: Heavy Weight .190 Gauge
- ANSI Number: A8111
- Fasteners: Furnished with All Wood Screws (1-1/4" x 12 FPHW) and All Machine Screws (1/2" x 12-24 FPHM).
Why Choose the McKinney T4A3786 QC8?
The McKinney T4A3786 QC8 is the professional’s choice for integrating electrified hardware without sacrificing the structural integrity of the door. Designed for maximum reliability in high-use areas like hospitals, schools, and government buildings, its heavy-weight steel and self-lubricating bearings provide a permanent solution for door edge reinforcement. It delivers the industrial-grade performance, ease of installation, and polished architectural appearance required for modern high-security facilities.
| General - US Finishes | US26D - Satin Chrome |
| Brand | McKinney |
| Hinge Height | 5.0" Hi |
| Hinge Width | 4.5" Wi |
| Hinge Grade/Thickness | Heavy Wt .180 to .190 |
| Hinge Type | Full Mortise, Electric Hinge |
| Hinge Options | Ball Bearing |
| Electric Hinge Options | 8 Wire, QC8 - Electrolynx |
| Base Material | Steel |
| Hinge Corners | Square |
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