LCN 4642-3971 689 Standard Cylinder AL Only

LCN 4642-3971 689 Standard Cylinder Only AL offers a robust and reliable solution for your door hardware needs. This aluminum-finished cylinder is designed for use with LCN's 4640 Series, which is known for its smart, low-energy operation. Perfectly suited for both commercial and residential applications, this cylinder provides seamless access for individuals with disabilities or the elderly, ensuring compliance with ADA requirements. The 4640 Series operates primarily as a manual opening mechanism that can switch to automatic when needed. It features a standard top jamb mounting style on the push side, complete with a regular arm and a comprehensive screw pack for easy installation. The non-handed design accommodates both right and left swinging doors, making it versatile for various applications. This cylinder includes easily accessible switches for on/off and continuous hold-open functions, enhancing user convenience. With options for custom powder-coated finishes, this product can blend seamlessly with your existing décor. Ideal for doors up to 4'6" for interiors and 3'6" for exteriors, the LCN 4642-3971 ensures durability and functionality, backed by a limited two-year warranty. Enhance your building's accessibility and security with this reliable door hardware choice.

Standard Cylinder Only AL

Cylinder Only, Aluminum Finish

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