BEST CEFBB179-54 4-1/2X4-1/2 10B 5-Knuckle Exposed Bearings, 4.5 X 4.5 4-Wire Electric Hinge US10B

Optimize electrified door performance with the BEST by dormakaba CEFBB179-54 4-1/2x4-1/2 4-wire electric hinge. This door hinge is engineered to deliver dependable power and data transfer to locks, strikes and monitoring sensors, making it ideal for access control and security-focused installations. The 5-knuckle exposed bearing design ensures smooth, low-friction operation under heavy use, while the compact 4.5 x 4.5 leaf size provides broad compatibility for retrofit and new construction projects. Finished in US10B, the hinge offers durable corrosion resistance and a professional look that complements security-grade hardware. With four conductor wiring built in, installers can route power and signal cleanly through the hinge for surveillance cameras, alarm contacts, and electrified hardware without additional conduit. The BEST CEFBB179-54 is a practical choice for facility managers, security integrators and door hardware contractors specifying reliable, serviceable components for high-traffic entryways. Specify this electric hinge for commercial buildings, institutional facilities, and secure access points—order now to streamline your next access control or monitoring deployment.

• Provides reliable 4-wire power and signal transfer for electrified locks, strikes and sensors, simplifying access control and monitoring
• 5-knuckle exposed bearings deliver smooth, low-maintenance operation for high-traffic commercial doors
• Standard 4-1/2 x 4-1/2 (4.5 x 4.5) leaf size fits common frames for fast retrofit or new installations
• Durable US10B finish resists wear and maintains a professional appearance in security-sensitive environments
• Designed for compatibility with BEST by dormakaba systems and third-party security, surveillance, and access control equipment