LCN 4511T Heavy Duty High Secu...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$948.00
$679.59

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

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Model: 4511T-689
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$948.00
$679.59
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LCN 4511T Heavy Duty High Security Surface-Mounted Door Closer with Powder Coat Finish

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.

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.
  • Grade 1 Performance: ANSI/BHMA A156.4 Grade 1 certified with UL and cUL listing for self-closing doors ensuring code compliance.
  • Cast Iron Body Construction: High-strength cast iron cylinder with one-piece forged steel piston and double-heat-treated pinion for exceptional durability.
  • Precision Spring Force Control: LCN patented Green Dial spring force indicator ensures accurate adjustments for consistent closing performance.
  • All-Weather Performance: All-weather fluid and full-complement, low-friction bearing system maintain operation in extreme conditions.
  • Tamper-Resistant Design: Tamper-resistant regulating screws and security cover with TORX machine screw pack prevent unauthorized adjustments.
  • Manufacturer Warranty: 30-year limited warranty provides long-term confidence and protection for institutional investments.

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

  • 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.

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 30-year limited 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.

Product Documentation & Resources

Product Specs

Series:
4510T Series
ADA Compliant:
Yes
BAA Qualified:
Yes
Clearance:
2-1/4"
Mounting Detail:
Surface - Stop Face (Push Side)
Warranty:
15 Year
Closer Size:
1
Mounting Location:
Push Side
Subcategory:
High Security Closers
Duty Level:
Heavy Duty
Product Group:
Door Controls
Product Subgroup:
Door Closers - Surface Mounted
Product Type:
Surface Mounted Door Closers
Door Type:
Interior Door
Finish Type:
Powder Coat
Fluid Type:
All-Weather
Fasteners:
Torx Machine Screws (TORX)
Commercial/Residential:
Commercial
Product Model:
4511T
Delay Function:
No
Door Opening Size:
180 Degrees
Mounting Method:
Surface Mount
Product Category:
Door Controls
Product Substrate:
Iron
Department:
Door Hardware

LCN 4511T-689 – Frequently Asked Questions

How fast can I get the LCN 4511T-689 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the LCN 4511T-689 come with a warranty?
Absolutely. The LCN 4511T-689 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the LCN 4511T-689?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the LCN 4511T-689 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.