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

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

Professional High-Security Door Closing Solution

The LCN 4511T Heavy Duty High Security Surface-Mounted Door Closer delivers exceptional performance for correctional, institutional, and high-traffic applications requiring vandal resistance. This Grade 1 certified closer features forged steel double lever arms, heavy gauge metal security covers, and is sized for interior doors to 5'0" and exterior doors to 4'0". Built with cast iron construction and backed by a 15-year warranty, 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 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 designed specifically for correctional, vandal-prone, and institutional applications.
• Grade 1 Performance: ANSI/BHMA A156.4 Grade 1 certified with UL and cUL listing for self-closing doors ensuring reliable operation in demanding environments.
• Cast Iron Durability: High-strength cast iron cylinder with one-piece forged steel piston and double-heat-treated pinion for exceptional longevity.
• Tamper-Resistant Design: Features tamper-resistant regulating screws, security covers, and TORX machine screw pack to minimize vandalism and unauthorized adjustments.
• All-Weather Performance: All-weather fluid and high-efficiency full-complement low-friction bearing ensure consistent operation in various environmental conditions.
• LCN Green Dial Technology: Patented Green Dial spring force indicator ensures accurate spring force adjustments for optimal door control.
• 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: Plated
• Fluid Type: All-Weather
• Mounting Detail: Surface - Stop Face (Push Side)
• Mounting Location: Push Side
• Mounting Method: Surface Mount
• 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
• Institutional Buildings
• High-Traffic Commercial Entrances
• Vandal-Prone Environments
• Educational Facilities
• Healthcare Institutions
• Government and Municipal Buildings

Tamper-Resistant Design

The LCN 4511T features comprehensive tamper-resistant construction including tamper-resistant regulating screws, security covers, and TORX machine screw pack to minimize vandalism and unauthorized adjustments. This specialized design makes it ideal for correctional facilities and other high-security environments where equipment protection is critical.

Why Choose LCN Quality?

LCN door closers deliver professional-grade reliability with cast iron construction, forged steel components, and Grade 1 certification for demanding institutional applications. The 15-year warranty demonstrates LCN's commitment to long-term performance. Engineered specifically for high-security environments where dependable operation and vandal resistance are essential.