LCN 4841-3971 689 Standard Cylinder AL Only

LCN 4841-3971 689 Standard Cylinder Only AL is a high-quality, aluminum cylinder designed for use with the LCN 4840 Series pneumatic operators, providing an effective solution for multi-door applications. This cylinder is particularly ideal for enhancing accessibility, meeting ADA requirements in power mode, and ensuring ease of access for individuals with disabilities. The 4840 Series is known for its quiet, efficient, and reliable operation, making it perfect for manual opening applications. With a focus on cost-effectiveness, the pricing per door leaf decreases significantly as the number of doors increases, making it a smart choice for commercial projects. This non-handed cylinder accommodates interior doors up to 4'6" and exterior doors up to 3'6", providing versatile installation options. Installation requires either a Door Loop-459 or Transfer Hinge-460. The standard package includes an extra duty arm, a metal cover, and a set of wood and machine screws for easy assembly. Available in a matte silver finish (689/US28), it can also be customized with powder coating options, while the end caps feature a sleek black design. Backed by a two-year limited warranty, the LCN 4841-3971 is a dependable choice for any commercial setting.

Standard Cylinder Only AL

Cylinder Only, Aluminum

The 4840 Series is a pneumatic multi-door solution operator that provides easy access for people with disabilities.

Designed primarily for manual opening applications, the LCN 4840 Series is quiet, efficient and reliable. It requires control boxes with intregral compressor or control box using auxillary air supply. 

• Ideal for multi-door applications since cost per door leaf decrease significantly as the number of door leaves increases.
• Standard, plate mounted 4840 series closer shipped with extra duty arm, metal cover and a wood and machine screw pack.
• Meets ADA requirements (power mode).
• Installation requires use of either Door Loop-459 or Transfer Hinge- 460
• Non-sized cylinders for interior doors to 4’6” and exterior doors to 3’6”.
• Non-Handed
• Requires additional system components
• Standard or optional custom powder coated finish, end caps are black
• Optional plated finish on cover, arm, and fasteners

Resources

• 4840 Series Pneumatic Operators Cut Sheet
• Choosing the Right LCN Auto Operator
• LCN 4840 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
• Von Duprin Finishes Chart