Command Access ETH4W4550 626 CH-BB79 4-Wire Energy Transfer Hinge, 4-1/2" x 5", 5 Knuckle Standard Weight, 26AWG, Satin Chromium Plated

Deliver concealed, reliable low-voltage power to your door hardware with the Command Access Technologies Energy Transfer Hinge. This 4-wire energy transfer hinge (ETH4W4550) is designed for access control professionals who need a secure, clean solution to power electric locks, card readers, exit trims and door-mounted devices without exposed cabling. The 4-1/2" x 5" hinge features a 4-wire, 26 AWG configuration and a satin chromium plated finish for corrosion resistance and a professional appearance in commercial and institutional environments. The included 4' lead and non-conductive wire access cap speed installation and help meet electrical and safety codes, while the 5-knuckle standard weight hinge provides consistent mechanical performance on medium- to heavy-duty doors. Ideal for security, surveillance and monitoring integrations, the ETH4W4550 reduces vandalism risk and simplifies wiring for paired door applications and electric strikes. Backed by a 3-year limited warranty, this Command Access door hinge helps lower maintenance costs and downtime. Optimize your access control projects—specify the ETH4W4550 for secure, neat power transfer to door-mounted electronics.

• Concealed low-voltage power transfer prevents exposed wiring and improves security for electric locks and access control
• Ready-to-install with a 4' lead and non-conductive wire access cap for fast, code-compliant setup
• Durable satin chromium plated finish and 5-knuckle standard weight deliver long-lasting reliability in high-traffic doors
• 4-wire, 26 AWG configuration supports power and signal needs for card readers, electric strikes, and exit devices
• Compatible with electric mortise/cylindrical locks and door-mounted readers to simplify integration with access control systems
• Backed by a 3-year limited warranty for dependable performance and reduced maintenance costs