LCN 4640 Series Electrohydraulic Operators

The 4640 Series is LCN’s smart and reliable low-energy automatic operator, designed to provide effortless access for people with disabilities or the elderly. Ideal for primarily manual doors that occasionally require automatic functionality, the 4640 Auto Equalizer ensures safe and compliant entry in commercial settings. Mounted on the push side in a top jamb configuration, it features a metal cover, regular arm, and all necessary mounting hardware.

With easy-access controls for on/off and continuous hold-open modes, the 4640 is ADA-compliant in power mode and features a control module that manages timing, sequencing, electric strike, and adjustments for opening speed and force. It’s built for flexibility, supporting both left- and right-handed doors and fitting interior doors up to 4'6" and exterior doors up to 3'6".