LCN 4511T-POWDER Heavy Duty High Security Surface-Mounted Door Closer with Powder Coat Finish and Tamper-Resistant Design

LCN 4511T Heavy Duty High Security Surface-Mounted Door Closer with Powder Coat Finish and Tamper-Resistant Design

Professional High Security Door Closer for Correctional and Institutional Applications

The LCN 4511T Heavy Duty High Security Surface-Mounted Door Closer delivers exceptional vandal resistance and security for demanding institutional environments. This Grade 1 certified closer features forged steel double lever arms and heavy gauge metal security covers specifically designed for correctional, vandal-prone, and high traffic applications. Sized cylinders accommodate interior doors to 5'0" and exterior doors to 4'0", with cast iron body construction and LCN's patented Green Dial spring force indicator ensuring reliable performance in the most challenging security applications.

Professional Features & Benefits

• 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".
• Heavy-Duty Security Construction: Forged steel double lever arms and heavy gauge metal security covers resist tampering and vandalism in high-risk environments.
• Cast Iron Body Construction: High-strength cast iron cylinder with one-piece forged steel piston and double-heat-treated pinion for exceptional durability in demanding applications.
• Grade 1 Performance Certification: ANSI/BHMA A156.4 Grade 1 certified with UL and cUL listing for self-closing doors ensuring complete code compliance.
• Precision Spring Force Control: LCN patented Green Dial spring force indicator ensures accurate adjustments for consistent closing performance throughout service life.
• All-Weather Performance: All-weather fluid and full-complement, low-friction bearing system maintain reliable operation in extreme environmental conditions.
• Tamper-Resistant Design: Tamper-resistant regulating screws and security cover with TORX machine screw pack prevent unauthorized adjustments while maintaining professional appearance.
• Manufacturer Warranty: 15 Year warranty provides long-term confidence and protection for institutional investments.

Technical Specifications

• ADA Compliant: Yes
• BAA Qualified: Yes
• Clearance: 2-1/4"
• Closer Size: 1
• Commercial/Residential: Commercial
• Delay Function: No
• Department: Door Hardware
• Door Opening Size: 180 Degrees
• Door Type: Interior Door
• Duty Level: Heavy Duty
• Fasteners: Torx Machine Screws (TORX)
• Finish Type: Powder Coat
• Fluid Type: All-Weather
• Mounting Detail: Surface - Stop Face (Push Side)
• Mounting Location: Push Side
• Mounting Method: Surface Mount
• PDF:Choosing the Right Fire & Life Safety Closer : https://zensupply.com/content/pdf/lcn/How_to_Choose_an_LCN_Closer_111151.pdf
• PDF:LCN Full Line Catalog: https://zensupply.com/content/pdf/lcn/LCN_General_Information_Catalog_109514.pdf
• PDF:LCN High Security catalog section: https://zensupply.com/content/pdf/lcn/LCN_High_Security_Closers_Catalog_Section_109515.pdf
• PDF:LCN Installation Instructions/Templates Index: https://zensupply.com/content/pdf/lcn/LCN_Closers_and_Auto_Operators_Templates_and_Instructions_Index_111819.pdf
• Product Category: Door Controls
• Product Group: Door Controls
• Product Model: 4511T
• Product Subgroup: Door Closers - Surface Mounted
• Product Substrate: Iron
• Product Type: Surface Mounted Door Closers
• Series: 4510T Series
• Subcategory: High Security Closers
• Warranty: 15 Year

Professional Applications

• Correctional Facilities and Detention Centers
• Institutional Buildings and Government Facilities
• High-Security Commercial Properties
• Vandal-Prone Public Buildings
• Healthcare Facilities with Security Requirements
• Educational Institutions in High-Risk Areas
• Industrial Facilities with Security Concerns

Tamper-Resistant Design

The 4511T features specialized components to minimize tampering and vandalism including tamper-resistant regulating screws, heavy gauge metal security covers, and forged steel construction. The security cover with TORX machine screw pack prevents unauthorized access to adjustment mechanisms while maintaining professional appearance and operational integrity.

Why Choose LCN Quality?

LCN 4511T door closers deliver professional-grade reliability with cast iron body construction and forged steel components designed for the most demanding security applications. The 15 Year warranty demonstrates LCN's confidence in their heavy-duty construction and all-weather performance capabilities. Engineered specifically for correctional and institutional environments where dependable security and vandal resistance are essential.