LCN 4011 Heavy Duty Surface-Mo...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$722.00
$411.54
LCN-4011-POWDER

LCN 4011 Heavy Duty Surface-Mounted Door Closer with Powder Coat Finish

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Model: 4011-REG LH AL
$722.00
$411.54
Selected Finish is
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$722.00
$411.54
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LCN 4011 Heavy Duty Surface-Mounted Door Closer with Powder Coat Finish

Professional Heavy-Duty Door Closer for High-Traffic Applications

The LCN 4011 Heavy Duty Surface-Mounted Door Closer delivers exceptional performance for institutional and high-traffic commercial applications. Featuring a cast iron cylinder with 1-1/2" diameter piston and double heat-treated steel pinion journal, this closer handles interior doors up to 5'0" and exterior doors up to 4'0" with sized cylinders. ANSI/BHMA Grade 1 certified with UL and cUL listings, it includes LCN's patented Green Dial Spring force indicator for precise adjustment and comes with a comprehensive 30-year warranty.

Professional Features & Benefits

  • Heavy-Duty Construction: Cast iron cylinder with full-complement bearing and 1-1/2" diameter piston provides exceptional durability for demanding commercial applications.
  • Superior Performance Rating: Double heat-treated steel pinion journal ensures reliable operation under heavy use conditions.
  • 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".
  • Professional Grade Certification: ANSI/BHMA Grade 1 standards compliance with UL and cUL listings for self-closing doors with regular or fusible link arms.
  • Precision Adjustment System: LCN patented Green Dial Spring force indicator eliminates guesswork in spring force adjustment with sizes 1-5 or 6 only options.
  • All-Weather Reliability: All-weather fluid formulation ensures consistent performance across temperature variations.
  • ADA Compliance: Meets ADA requirements for accessible door operation in commercial applications.
  • Comprehensive Warranty: 30-year warranty provides long-term protection and confidence in professional 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 door closers deliver professional-grade reliability with cast iron construction and double heat-treated steel components rated for the most demanding commercial applications. The comprehensive 30-year warranty demonstrates LCN's confidence in their engineering and manufacturing quality. Engineered for demanding commercial applications where dependable performance is essential, LCN closers meet the highest industry standards including ANSI/BHMA Grade 1 certification.

Product Documentation & Resources

Product Specs

Series:
4000 Series
Duty Level:
Heavy Duty
ADA Compliant:
Yes
BAA Qualified:
Yes
Mounting Hole Pattern:
2-1/2" x 6"
Warranty:
30 Year
Closer Size:
1
Mounting Detail:
Surface - Hinge (Pull Side)
Mounting Location:
Pull Side
Subcategory:
Surface Mounted Closers
Product Group:
Door Controls
Product Subgroup:
Door Closers - Surface Mounted
Product Type:
Surface Mounted Door Closers
Finish Type:
Powder Coat
Fluid Type:
All-Weather
Commercial/Residential:
Commercial
MAP Policy:
Yes
Closer Size:
2
Closer Size:
3
Closer Size:
4
Closer Size:
5
Tags:
lcn 4011, 4011 closer, lcn 4011 reg rh al, lcn 4011 door closer, lcn 4011 surface closer
Product Model:
4011
Cover Type:
Plastic/Metal
Delay Function:
Yes
Mounting Method:
Surface Mount
Product Category:
Door Controls
Product Substrate:
Iron
Department:
Door Hardware

LCN 4011-REG LH AL – Frequently Asked Questions

1) What applications is the LCN 4011 surface mounted door closer designed for?
The LCN 4011 is a heavy-duty surface mounted door closer designed for high-traffic commercial applications. It handles doors up to 150 lbs and provides reliable closing performance in demanding environments like offices, retail stores, and institutional buildings.
2) Is this door closer suitable for both interior and exterior doors?
Yes, the LCN 4011 with cast iron cylinder and plated finish can be used on both interior and exterior doors. The plated finish provides corrosion resistance for outdoor applications. Verify environmental conditions and code requirements for your specific installation.
3) What door sizes and weights are compatible with this closer?
The LCN 4011 is rated for doors up to 150 lbs maximum weight. Door width capacity varies by application and mounting conditions. Always verify door dimensions and weight against manufacturer specifications before installation.
4) Can this closer be installed on both right-hand and left-hand doors?
Yes, the LCN 4011 can be configured for both right-hand and left-hand door applications. The closer body can be mounted on either side of the door frame depending on handing requirements and swing direction.
5) What is the plated finish and how does it compare to other options?
The plated finish provides a durable, corrosion-resistant coating suitable for most commercial applications. This finish offers good protection against wear and environmental factors while maintaining a professional appearance throughout the closer's service life.
6) Does this door closer meet ADA and accessibility requirements?
The LCN 4011 can be adjusted to meet ADA opening force requirements when properly installed and adjusted. Verify local accessibility codes and adjust closing speed and latching speed to comply with applicable standards for your installation.
7) What hardware and accessories are needed for installation?
Installation requires mounting brackets, arm assembly, and appropriate fasteners based on door and frame construction. Consult the manufacturer's installation template for specific hardware requirements. Additional accessories may include hold-open arms or special brackets for unique applications.
8) What are the basic installation requirements for surface mounting?
Surface mounting requires solid attachment points on the door and frame. Use manufacturer-provided templates for proper positioning. Ensure adequate clearance for arm operation and verify door alignment before final installation. Professional installation is recommended for code compliance.
9) How do you adjust the closing speed and latching action?
The LCN 4011 features adjustable valves for closing speed and latching speed control. Use appropriate valve adjustment tools to fine-tune performance. Make small adjustments and test operation. Avoid over-adjustment which can damage internal components.
10) What other LCN door closer models are similar to the 4011?
Related LCN models include the 4010 series for lighter duty applications and 4040XP series for heavy-duty requirements. Consider door weight, traffic volume, and specific feature requirements when selecting between models within the LCN door closer family.
11) How does temperature affect the performance of this door closer?
Temperature changes can affect hydraulic fluid viscosity and closing performance. The LCN 4011 is designed for normal temperature ranges but may require adjustment in extreme conditions. Consider environmental factors during installation and seasonal maintenance checks.
12) What are the key measurements needed before ordering this door closer?
Measure door width, height, thickness, and weight. Note frame construction and available mounting space. Determine door swing direction and any clearance restrictions. Verify power requirements based on door size and usage patterns before finalizing your selection.
How fast can I get the LCN 4011-REG LH AL 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 4011-REG LH AL come with a warranty?
Absolutely. The LCN 4011-REG LH AL 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 4011-REG LH AL?
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 4011-REG LH AL 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.

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Product Reviews

  • 4
    Perfect!

    Posted by Rose on Nov 25th 2025

    Exactly what we needed!

!