LCN 4011-POWDER Heavy Duty Sur...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$722.00
$401.71
LCN 4011-POWDER heavy duty surface-mounted door closer in 689 aluminum powder coat finish with regular arm, hinge-side pull mount, right hand shown

LCN 4011-POWDER Heavy Duty Surface-Mounted Door Closer with Powder Coat Finish and 30-Year Warranty

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Model: 4011-REG LH AL
$722.00
$401.71
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$722.00
$401.71
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LCN 4011 Heavy Duty Surface-Mounted Door Closer — 30-Year Warranty

The LCN 4011 is a heavy-duty surface-mounted door closer built for institutional and high-traffic commercial applications. Its cast iron cylinder with 1-1/2" diameter piston and double heat-treated steel pinion journal handles interior doors up to 5'0" and exterior doors up to 4'0" (sized cylinders). ANSI/BHMA Grade 1 certified, UL and cUL listed, ADA compliant, and BAA qualified — backed by LCN's 30-year warranty.

Key Features

  • Cast Iron Cylinder: Full-complement bearing and 1-1/2" diameter piston for long-term durability under heavy use.
  • Double Heat-Treated Steel Pinion Journal: Engineered for reliable operation in the most demanding commercial environments.
  • Adjustable Closer Size: Non-sized cylinder adjustable sizes 1–5 for interior doors to 4'6" and exterior doors to 3'6"; sized cylinders available for larger openings.
  • LCN Patented Green Dial Spring Indicator: Eliminates guesswork — visually confirms spring force setting without tools.
  • All-Weather Fluid: Consistent hydraulic performance across temperature extremes.
  • Three Arm Options: Regular arm, hold open arm, and fusible link arm — available in right hand and left hand.
  • Six Powder Coat Finishes: 689 Aluminum, 690 Statuary Bronze, 691 Light Bronze, 693 Gloss Black, 695 Dark Bronze, 696 Brass.
  • Delay Function: Built-in delay feature for accessible and high-traffic openings.
  • Mounting: Surface mount, hinge side (pull side); mounting hole pattern 2-1/2" x 6".

Certifications & Compliance

  • ANSI/BHMA Grade 1
  • UL and cUL Listed (self-closing doors with regular or fusible link arms)
  • ADA Compliant
  • BAA Qualified
  • 30-Year Warranty

Technical Specifications

  • Body Construction: Cast iron cylinder
  • Piston Diameter: 1-1/2"
  • Pinion: Double heat-treated steel
  • Closer Size: Adjustable sizes 1–5 (non-sized); sized cylinders for larger openings
  • Door Width — Interior (sized): Up to 5'0"
  • Door Width — Exterior (sized): Up to 4'0"
  • Door Width — Interior (non-sized): Up to 4'6"
  • Door Width — Exterior (non-sized): Up to 3'6"
  • Fluid Type: All-weather hydraulic
  • Cover Type: Plastic/Metal
  • Mounting Method: Surface mount
  • Mounting Location: Pull side (hinge side)
  • Mounting Hole Pattern: 2-1/2" x 6"
  • Duty Level: Heavy Duty
  • Finish Type: Powder Coat
  • Product Series: LCN 4000 Series
  • Warranty: 30 Year

Typical Applications

  • Commercial office buildings
  • Educational facilities (K–12, higher education)
  • Healthcare institutions
  • Government and municipal buildings
  • Multi-family and mixed-use residential
  • Retail and hospitality
  • Industrial and warehouse facilities

Why LCN 4011?

LCN has been the specification standard for commercial door closers for decades. The 4011's cast iron construction, all-weather fluid, and 30-year warranty make it the low-risk choice for any project where door closer failure means a service call, a code violation, or a liability. Select your finish, handing, and arm type above — or download the LCN 4000 Series catalog section for full template and specification data.

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:
Adjustable Size
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
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!

!