LCN 4011T Heavy Duty Surface-Mounted Door Closer with Plated Finish

LCN 4011T Heavy Duty Surface-Mounted Door Closer with Plated Finish

Professional Heavy Duty Door Closer Solution

The LCN 4011T represents LCN's best performing heavy duty door closer designed specifically for interior doors in institutional and high traffic applications. This surface-mounted closer features a 1-1/2" diameter piston with cast iron cylinder construction and full-complement bearing for exceptional durability. Sized cylinders accommodate interior doors to 5'0" and exterior doors to 4'0", while meeting ANSI/BHMA Grade 1 standards with UL and cUL listing.

Professional Features & Benefits

• Heavy-Duty Construction: Cast iron cylinder with 1-1/2" diameter piston and double heat-treated steel pinion journal provides exceptional durability for demanding commercial applications.
• Door Size Compatibility: Sized cylinders for interior doors to 5'0" and exterior doors to 4'0" with non-sized cylinder adjustable for interior doors to 4'6" and exterior doors to 3'6".
• Premium Plated Finish: Optional plated finish on metal cover, arm and fasteners provides enhanced appearance and corrosion resistance for professional installations.
• LCN Green Dial Technology: Patented Green Dial Spring force indicator eliminates guesswork during adjustment for precise operation tuning.
• All-Weather Performance: All-weather fluid ensures consistent operation across temperature variations for reliable year-round performance.
• Grade 1 Certification: UL and cUL listed with ANSI/BHMA A156.4 Grade 1 certification for self-closing doors with regular or fusible link arms.
• ADA Compliance: Meets ADA requirements for accessible door operation in commercial applications.
• 30-Year Warranty: Comprehensive 30-year warranty provides long-term confidence and protection for professional 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 closer products deliver professional-grade reliability with cast iron cylinder construction and double heat-treated steel components rated for demanding high-traffic applications. The comprehensive 30-year warranty demonstrates LCN's commitment to long-term performance. Engineered for demanding commercial applications where dependable performance is essential.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog