LCN 4211-HCUSH LH 689 High Security AL Door Closer

LCN 4211-HCUSH LH 689 High Security Closer AL is a robust hold open cush arm door closer designed specifically for left-hand applications in commercial settings. Engineered for high security, this surface-mounted closer features forged steel parallel arms and heavy gauge metal security covers, making it ideal for correctional facilities, institutional buildings, and other high-traffic environments where tampering and vandalism are concerns. The 4210 Series has undergone independent testing, successfully passing 10 million cycles, ensuring long-lasting performance. It offers a degree of hold open and swing of 110 degrees, providing flexibility while maintaining security. With a metal security cover and standard extra duty arm, this closer is built to endure rigorous use. The closer meets ADA requirements and is available in a matte silver finish (689/US28) with optional custom powder coat finishes, including SRI primer for corrosive environments. It is UL listed with EDA or CUSH arms for self-closing doors and has been tested and certified under ANSI Standard A156.4, grade one. Backed by a 15-year limited warranty, the LCN 4211-HCUSH LH sets the standard for reliability and security in door hardware.

High Security Closer AL

Hold Open Cush Arm Door Closer, Left Hand, Aluminum

The 4210 Smoothee is a surface mounted heavy duty, high security closer with special components to minimize tampering and vandalism. Forged steel parallel arms and heavy gauge metal security covers are designed for correctional, vandal prone, institutional and other high traffic applications.

The 4210 Series is a heavy duty and high security closer with special components to minimize tampering and vandalism.

The 4210 Series has forged steel parallel arms and heavy gauge metal security covers are designed for correctional, vandal prone, institutional and other high traffic applications. The closer has passed 10,000,000 cycles in independent testing. A choice of finishes and cylinder functions meet correctional and vandal resistant requirements.

• Standard 4210 series closer shipped with extra duty arm (non hold-open), metal security cover, and TORX Machine Screw pack
• Sized cylinders for interior doors to 5’0” and exterior doors to 4’0”
• Non-sized cylinder adjustable for interior doors to 4’6” and exterior doors to 3’6”
• Closer mounts parallel arm, specify right or left swinging door
• 4211 cylinder meets ADA requirements
• Standard or optional custom powder coat finish
• Optional SRI primer for installations in corrosive conditions
• UL listed with EDA or CUSH arms for self-closing doors
• Tested and certified under ANSI Standard A156.4, grade one

Resources

• 4210 Series High Security Closers Cut Sheet
• LCN 4000 Series Catalog
• LCN 4210 Cush Series Installation Guide
• LCN 4210 Reg Arm Series Installation Guide
• LCN Closers & Auto Operators Installation Guide
• LCN Drop Plates Installation Guide for 4110, 4110 CUSH, 4210, 4210 CUSH, 4110T, 4210T
• LCN High Security Door Closer Series Product Guide
• LCN High Security Series Catalog
• Von Duprin Finishes Chart