LCN 4642-REG 646 Low Energy Auto Equalizer US15 is a Grade 1 surface-mounted electromechanical door operator designed to enhance accessibility in commercial spaces. This reliable operator accommodates door sizes ranging from 36" to 54" and supports a powered swing of 90 degrees, alongside a manual swing of 100 degrees, making it versatile for various applications. Specifically engineered for manual openings that occasionally need automatic access, the 4642 ensures effortless entry for individuals with disabilities and the elderly, aligning with ADA requirements. It features a standard top jamb mounting on the push side, equipped with a regular arm and a metal cover. Installation is straightforward with included wood and machine screw packs. The operator is non-handed, suitable for either right or left-swinging doors, and offers an easily accessible control module for timing and speed adjustments, electric strike controls, and continuous hold-open functions. The adjustable back check and the option for custom powder-coated finishes further enhance its appeal. With a satin nickel plated clear-coated finish, the LCN 4642 is not only functional but also stylish, making it a practical choice for any commercial setting.

Low Energy Auto Equalizer US15

Grade 1 Surface Mounted Electromechanical Benchmark Door Operator, Regular, Push Side Mounted, Top Jamb, 36" - 54" Door, 90 Deg. Powered, 100 Deg. Manual Swing, Machine and Wood Screws, Satin Nickel Plated Clear Coated Finish

The 4640 Auto Equalizer is LCN's smart and reliable electrically powered low energy power operator. It provides easy access for people with disabilities or the elderly. Designed for manual openings that require occasional automatic opening.

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