LCN 5012 Heavy Duty Concealed Door Closer with Double Lever Arm - Powder Coat Finish

LCN 5012 Heavy Duty Concealed Door Closer with Double Lever Arm - Powder Coat Finish

Professional Concealed Door Closer for High-Traffic Applications

The LCN 5012 Heavy Duty Concealed Door Closer delivers superior door control for institutional, high-traffic, and weather-exposed applications. This concealed-in-frame design features a double lever arm system with spring sizes 1-6 capability, accommodating interior doors to 5'0" and exterior doors to 4'0". Built with a cast iron cylinder, forged steel components, and all-weather fluid, this closer meets ANSI/BHMA A156.4 Grade 1 standards and ADA requirements.

Professional Features & Benefits

• Door Size Compatibility: Sized cylinders accommodate interior doors to 5'0" and exterior doors to 4'0" with spring sizes 1-6 for versatile applications.
• Heavy-Duty Construction: Cast iron cylinder with 1-1/2" diameter piston and forged steel main arm provide exceptional durability for demanding commercial use.
• Grade 1 Performance: ANSI/BHMA A156.4 Grade 1 certified with UL and cUL listing for self-closing doors without hold-open applications.
• ADA Compliance: Meets American Disabilities Act reduced opening force requirements for accessible door operation.
• All-Weather Reliability: All-weather fluid and tamper-resistant regulating screws ensure consistent performance in interior and exterior installations.
• Dual Speed Control: Separate regulation of general closing speed and latching speed for optimal door operation and security.
• Concealed Design: Mounts concealed in door frame with exposed double-lever arm for clean architectural appearance while maintaining superior door control.
• Manufacturer Warranty: 15-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, frame construction, and handing for this concealed-in-frame design.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door frame and prepare concealed mounting cavity.
3. Prepare door frame by routing concealed mounting cavity and drilling required holes per manufacturer specifications for the 5012 series.
4. Install closer body in concealed frame cavity and secure double-lever arm assembly to door per manufacturer torque specifications.
5. Adjust closing speed and latching speed regulation screws for proper door operation and ADA compliance requirements.
6. Test door operation throughout full range of motion and verify proper latching and closing force. Refer to manufacturer documentation for complete installation details and adjustment procedures.

Professional Applications

• Institutional Facilities and Healthcare Centers
• Educational Buildings and Schools
• High-Traffic Commercial Office Buildings
• Government and Municipal Buildings
• Industrial and Warehouse Facilities
• Weather-Exposed Exterior Door Applications
• Multi-Tenant Residential Properties

Why Choose LCN Quality?

LCN 5012 door closers deliver professional-grade reliability with forged steel construction, cast iron cylinder, and full-complement low-friction bearing rated for Grade 1 performance. The 15-year warranty demonstrates LCN's commitment to long-term durability in demanding commercial applications. Engineered with all-weather fluid and tamper-resistant components for consistent performance where dependable door control is essential.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog