LCN 4631-3971 689 Standard Cylinder AL Only

LCN 4631-3971 689 Standard Cylinder Only AL offers a reliable solution for both commercial and residential door applications. This cylinder is crafted from durable aluminum, ensuring longevity and performance in various environments. Designed for the 4630 Series, it serves as an electrically low-energy power operator, ideal for manual opening applications that may require automatic functionality. The design includes a digital control box that meets ADA requirements in power mode, facilitating easy access for individuals with disabilities and the elderly. With non-sized cylinders suitable for interior doors up to 4'0" and exterior doors up to 3'0", this product is versatile and non-handed, accommodating both right and left swinging doors. The easily accessible switches allow for on/off and continuous hold open functions, while the control module ensures precise timing and sequential door operations. Available in a standard matte silver finish, this cylinder also offers optional custom powder coating, enhancing its aesthetic appeal. The standard metal cover and available plated finishes on the cover, arm, and fasteners add to its professional look. With a two-year limited warranty, the LCN 4631-3971 is a dependable choice for your door hardware needs.

Standard Cylinder Only AL

Cylinder Only, Aluminum

The 4630 Series is a smart and reliable electrically low-energy power operator.

The 4630 Series has a digital control box and is designed for manual opening applications that occasionally require automatic opening.  This series provides easy access for people with disabilities, the elderly, or the frail. 

• Standard, top jamb (pull side) mounted 4630 series closer shipped with single lever (standard) arm, metal cover, standard track, and wood and machine screw pack. Actuators available separately, see pages 199-215 of the Catalog
• Meets ADA requirements (power mode).
• Non-sized cylinders for interior doors to 4’0” and exterior doors to 3’0”.
• Non-handed for either right or left swinging door.
• 4630 has easily accessible switches to provide on/off and continuous hold open functions. 4630CS 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

• 4630 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 Closers & Automatic Operators Parts Manual
• LCN Low Energy Automatic Operators Brochure
• LCN RXLXEL with 4600 Wiring Diagram
• Von Duprin Finishes Chart