LCN 4311HSA Sentronic Heavy Duty Fire/Life Safety Track Closer/Holder with Plated Finish

LCN 4311HSA Sentronic Heavy Duty Fire/Life Safety Track Closer/Holder with Plated Finish

Professional Fire/Life Safety Door Control Solution

The LCN 4311HSA Sentronic combines heavy-duty door closing with intelligent hold-open functionality for high-traffic commercial applications. This surface-mounted closer/holder features built-in scanner technology that triggers when doors open to 80° or more, providing electrical hold-open to minimize hardware wear while maintaining ANSI/BHMA A156.15 and NFPA 101 Life Safety Code compliance. Heavy-duty cast iron construction with full-complement bearings ensures reliable performance, while the adjustable hold-open period up to 30 seconds accommodates varying traffic patterns.

Professional Features & Benefits

• Intelligent Hold-Open Operation: Built-in HSA scanner triggers electrical hold-open at 80° door opening, minimizing everyday hardware damage in high-traffic applications.
• Heavy-Duty Construction: Cast iron closer body with full-complement bearings provides exceptional durability for demanding commercial environments.
• Fire/Life Safety Compliance: Meets ANSI/BHMA A156.15 and NFPA 101 Life Safety Code standards for integration with existing fire and life safety systems.
• Adjustable Timer Control: Hold-open period adjustable up to 30 seconds to accommodate varying pedestrian traffic patterns and group sizes.
• All-Weather Performance: All-weather fluid ensures consistent operation across temperature variations and environmental conditions.
• Flexible Spring Power: Sized adjustable spring power sizes 1-6 accommodate interior doors up to 4'6" for versatile installation options.
• Professional Finish Options: Standard powder coat or optional plated finish on metal cover, arm, and fasteners for aesthetic coordination.
• Manufacturer Warranty: 2-year warranty provides added 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 Sentronic closer/holder products deliver professional-grade reliability with heavy-duty cast iron construction and full-complement bearing systems rated for high-traffic commercial applications. Backed by a 2-year warranty and engineered to meet ANSI/BHMA A156.15 and NFPA 101 standards, these units provide dependable fire/life safety performance where code compliance and operational reliability are essential.

Product Documentation & Resources

• [Catalog] LCN Full Line Catalog
• [Catalog] LCN 4000 Series Surface Mounted Closers Catalog
• [Installation Guide] 4310ME Series Install
• [Installation Guide] 4310ME DE Series Install
• [Installation Guide] 4311HSA Series Install
• [Parts Manual] LCN Closers & Auto Operators Parts Manual
• [Catalog] LCN High Security Closers Catalog
• [Spec Sheet] LCN HSA Data Sheet