Command Access ETH4W4545 693 CH-BB79 4-Wire Energy Transfer Hinge, BB79 Style, Black

Deliver reliable, concealed power and data to secure door openings with the Command Access ETH4W4545 693 CH-BB79 4-Wire Energy Transfer Hinge. Designed for access control and surveillance applications, this energy transfer hinge routes four conductors through the hinge knuckle to power electric strikes, magnetic locks, readers, door sensors and on-door cameras without visible conduit or exposed cabling. The BB79 style matches standard BB79 door prep for quick retrofit and new-install compatibility, while the black finish provides a discreet, professional appearance for commercial and institutional environments.

By integrating continuous power/data through the hinge, the ETH4W4545 reduces cable fatigue and maintenance, improves system uptime, and simplifies monitoring and security wiring. Ideal for high-traffic entrances, it supports reliable communication to locking hardware and surveillance equipment and lowers installation labor costs. Specify the Command Access 4-wire energy transfer hinge for cleaner installations and dependable operation—order the ETH4W4545 for your next access control, security, or monitoring project.

• Delivers concealed, continuous power and data through the hinge to feed electronic locks, readers, sensors and cameras for reliable access control and surveillance
• 4-wire design reduces cable wear and eliminates exposed conduit, minimizing maintenance and improving long-term system uptime
• BB79 style fits standard BB79 door prep for fast retrofit or new-install integration, cutting labor time and installation complexity
• Robust black finish and tamper-resistant routing provide a professional, low-visibility solution ideal for high-traffic commercial and institutional doors
• Simplifies wiring for monitoring and security systems by centralizing cabling at the hinge, improving cable management and reducing points of failure