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SKU: 4020-3049FL

LCN 4020-3049FL Fusible Link Arm

lcn 4020-3049fl fusible link arm

LCN

SKU: 4020-3049FL

LCN 4020-3049FL Fusible Link Arm

In stock

LCN 4020-3049FL is a genuine OEM LCN replacement arm assembly for commercial door closers.
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  • 689 / AL - Aluminum Powder Coat
    689 / AL - Aluminum Powder Coat
    Not available
  • 690 / STAT - Statuary Bronze Powder Coat
    690 / STAT - Statuary Bronze Powder Coat
    Not available
  • 691 / LTBRZ - Light Bronze Powder Coat
    691 / LTBRZ - Light Bronze Powder Coat
    Not available
  • 693 / GLBLK - Black Powder Coat
    693 / GLBLK - Black Powder Coat
    Not available
  • 695 / DKBRZ - Dark Bronze Powder Coat
    695 / DKBRZ - Dark Bronze Powder Coat
    Not available
  • 696 / BRASS - Brass Powder Coat
    696 / BRASS - Brass Powder Coat
    Not available
  • 622 / MTBLK - Matte Black Powder Coat
    622 / MTBLK - Matte Black Powder Coat
    Not available
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  • LH - Left Hand
    LH - Left Hand
    Not available
  • RH - Right Hand
    RH - Right Hand
    Not available

The LCN 4020-3049FL Fusible Link Arm is an optional arm assembly designed for LCN 4020 Series surface-mounted door closers. The fusible link mechanism automatically releases the hold-open function when exposed to temperatures above 165°F (74°C), allowing the door closer to operate without the door remaining held open.

We are your trusted source for genuine OEM replacement parts, commercial door hardware, electronic access control products, and life safety hardware.

Manufacturer: LCN
Part Number: 4020-3049FL
Product Name: Fusible Link Arm
Primary Function: Temperature-activated release of the hold-open function
Application: LCN 4020 Series surface-mounted commercial door closers
OEM Part: Yes

Warranty

  • LCN mechanical door closers offer 15–30-year warranties, while electromechanical products generally carry two years.

 

$431.00
$323.25
minus minus

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Frequently Asked Questions

What is the LCN 4020-3049FL?
The LCN 4020-3049FL is a genuine OEM fusible link arm designed for LCN 4020 Series commercial door closers.
What does the LCN 4020-3049FL do?
It provides a hold-open function that automatically releases when exposed to temperatures above 165°F.
Is the LCN 4020-3049FL handed?
Yes. It is handed and requires either right-hand (RH) or left-hand (LH) designation when ordering.
Is this a genuine LCN OEM replacement part?
Yes. It is a genuine LCN OEM replacement component.
Why choose a genuine LCN replacement part?
A genuine LCN OEM replacement part helps maintain compatibility with the intended LCN door hardware.

Models that Use this Part

4020 - Diagram 2

4020 - Diagram 2

LCN 4020

LCN 4020-3049FL fusible link arm with 4020 Series closers for adjustable hold-open operation and release when temperatures exceed 165°F.

LCN 4020-3049FL fusible link arm with 4020 Series closers for adjustable hold-open operation and release when temperatures exceed 165°F.

LCN 4020-3049FL fusible link arm with 4020 Series closers for adjustable hold-open operation and release when temperatures exceed 165°F.