LCN 4640-79LR 689 AL Long Rod with Shoe Assembly

LCN 4640-79LR 689 Long Rod and Shoe AL is a smart and reliable low-energy automatic operator designed for enhanced accessibility. Ideal for manual opening applications that occasionally require automatic support, the 4640 Series ensures easy access for individuals with disabilities and the elderly, meeting ADA requirements in power mode. This top jamb (push side) mounted closer comes equipped with a regular arm and a metal cover, along with a comprehensive wood and machine screw pack for straightforward installation. It accommodates non-sized cylinders for interior doors up to 4’6" and exterior doors up to 3’6". The non-handed design makes it suitable for either right or left swinging doors, offering flexibility in application. Users will appreciate the easily accessible switches, which allow for on/off and continuous hold-open functions. The control module manages all timing, sequential door functions, and electric strike controls, as well as adjustments for opening speed and force. With a standard or optional custom powder-coated finish and black end caps, the LCN 4640-79LR combines functionality with aesthetic versatility, ensuring a seamless fit in any commercial environment.

Long Rod and Shoe AL

Long Rod and Shoe, Aluminum

The 4640 Series is LCN's smart and reliable low-energy operator.

The 4640 auto equalizer is LCN’s smart and reliable electrically powered low-energy automatic operator. It provides easy access for people with disabilities, or the elderly. Designed primarily for manual opening applications that occasionally required automatic opening.

• Standard, top jamb (push side) mounted 4640 series closer shipped with regular arm, metal cover, and wood and machine screw pack.
• Meets ADA requirements (power mode).
• Non-sized cylinders for interior doors to 4’6” and exterior doors to 3’6”.
• Non-handed for either right or left swinging door.
• 4640 has easily accessible switches to provide on/off and continuous hold open functions. 4640CS provides concealed on/off power switch. Control module provides all timing and sequential door functions, electric strike controls and adjustments for opening speed and force.
• Standard or optional custom powder coated finish, end caps are black.
• Optional plated finish on cover, arm, and fasteners.

Resources

• 4640 Series Electrohydraulic Operators Cut Sheet
• Choosing the Right LCN Auto Operator
• LCN 4600 Series Installation Guide
• LCN 4600 with 8310-856 Wiring Diagram
• LCN 4600CS Series Installation Guide
• LCN 4840 Series Product Guide - Automatic Operators
• LCN Auto Operators Catalog
• LCN Closers & Auto Operators Installation Guide
• LCN RXLXEL with 4600 Wiring Diagram
• Von Duprin Finishes Chart