LCN 4111 Heavy Duty Surface-Mounted Door Closer with Plated Finish

LCN 4111 Heavy Duty Surface-Mounted Door Closer with Plated Finish

Professional Heavy-Duty Door Control Solution

The LCN 4111 Heavy Duty Surface-Mounted Door Closer delivers exceptional performance for high-traffic commercial applications. This premium door closer features adjustable spring sizing for interior doors up to 5'0" and exterior doors up to 4'0", with a cast iron body construction and 1-1/2" diameter piston for maximum durability. The unit includes LCN's patented Green Dial Spring force indicator and meets ANSI/BHMA Grade 1 standards with UL and cUL listing for reliable operation.

Professional Features & Benefits

• Heavy-Duty Construction: Cast iron cylinder with full-complement bearing and double heat treated pinion journal provides exceptional durability for demanding commercial applications.
• Adjustable Spring Performance: Spring sizes 1-5 or 6 only with adjustable hold open point beyond 140 degrees meeting ADA requirements for accessibility compliance.
• All-Weather Reliability: All-weather fluid ensures consistent operation in varying environmental conditions for interior and exterior installations.
• Professional Installation Features: Application specific handed design with peel-n-stick template and standard plastic cover for efficient installation.
• Premium Plated Finish: Optional plated finish on metal cover, arm and fasteners provides enhanced appearance and corrosion resistance for high-visibility applications.
• Grade 1 Certification: UL and cUL listed, tested and certified under ANSI/BHMA A156.4 Grade 1 standards for commercial-grade performance.
• LCN Green Dial Technology: Patented Green Dial Spring force indicator eliminates guesswork during adjustment for precise door control.
• Manufacturer Warranty: 30-year warranty provides long-term confidence and protection for commercial installations.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose LCN Quality?

LCN door closers deliver professional-grade reliability with cast iron construction and all-weather fluid rated for high-traffic commercial applications. Backed by a comprehensive 30-year warranty and ANSI/BHMA Grade 1 certification, this closer is engineered for demanding commercial applications where dependable performance is essential.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog