LCN 4020-3049FL Fusible Link H...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$450.46
LCN 4020-3049FL Fusible Link Hold Open Arm for Door Closers with 165°F Temperature Release

LCN 4020-3049FL Fusible Link Hold Open Arm for Door Closers with 165°F Temperature Release

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Model: 4020-3049FL RH 689
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$450.46
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LCN Fusible Link Hold Open Arm for 4020 Series Door Closers with 165°F Temperature Release

Fire Safety Hold Open Arm with Automatic Temperature Release

The LCN Fusible Link Hold Open Arm provides automatic fire safety compliance for 4020 Series door closers by releasing the hold open function when exposed to temperatures above 165°F. This handed replacement component features a 3 7/8" (98 mm) maximum reveal and adjustable positioning at the shoe for precise installation requirements. Designed specifically for commercial applications requiring fire code compliance with automatic door closure during emergency conditions.

Professional Features & Benefits

  • Temperature-Activated Release: Automatically releases hold open function at 165°F for fire safety compliance and emergency egress requirements.
  • Precise Dimensional Specifications: 3 7/8" (98 mm) maximum reveal provides accurate clearance measurements for proper door closer integration.
  • Adjustable Shoe Positioning: Field-adjustable at shoe location allows fine-tuning for optimal door alignment and operation.
  • 4020 Series Compatibility: Engineered specifically for LCN 4020 Series door closers ensuring perfect fit and reliable operation.
  • Handed Configuration: Available in handed versions to accommodate specific door swing requirements and installation constraints.
  • ADA Compliant Design: Meets ADA accessibility requirements for commercial door hardware applications.
  • Commercial-Grade Construction: Built for demanding commercial environments with reliable fire safety performance.

Technical Specifications

  • ADA Compliant: Yes
  • Commercial/Residential: Commercial
  • Department: Door Hardware
  • Parts and Accessories Type: Replacement Parts
  • Product Attribute: Parts and Accessories
  • Product Category: Door Controls
  • Product Group: Door Controls
  • Product Model: 4020-3049
  • Product Subgroup: Parts and Accessories
  • Product Type: Hold Open Arm
  • Series: 4020 Series
  • Subcategory: Parts and Accessories

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 fusible link arms deliver professional-grade fire safety compliance with precision-engineered temperature release mechanisms rated for 165°F activation. ADA compliant design ensures accessibility requirements are met while providing reliable automatic door closure during emergency conditions. Engineered for demanding commercial applications where dependable fire safety performance is essential.

Manufacturer Resources

Product Specs

Series:
4020 Series
Subcategory:
Parts and Accessories
Product Group:
Door Controls
Product Subgroup:
Parts and Accessories
Product Type:
Door Closer Arms
Commercial/Residential:
Commercial
ADA Compliant:
Yes
Parts and Accessories Type:
Replacement Parts
Product Attribute:
Parts and Accessories
Product Model:
4020-3049
Product Category:
Door Controls
Department:
Door Hardware

LCN 4020-3049FL RH 689 – Frequently Asked Questions

How fast can I get the LCN 4020-3049FL RH 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 4020-3049FL RH 689 come with a warranty?
Absolutely. The LCN 4020-3049FL RH 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 4020-3049FL RH 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 4020-3049FL RH 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.
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