LCN 4040SE-3210 4040SE Series ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$109.00
$94.05
LCN 4040SE-3210 4040SE Series SE Transformer from 120V to 24V

LCN 4040SE-3210 4040SE Series Grade 1 SE Transformer from 120V to 24V

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Model: 4040SE-3210

In Stock (leaves warehouse same day if ordered before 3pm ET)

$109.00
$94.05
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4040SE Series Fire/Life Safety Closers/Holders

Heavy duty, non-handed and non-sized, designed to provide a single point hold-open for fire and smoke barrier doors.

The door is held open until current interruption releases the holding mechanism and the door closes.

  • Standard 4040SE series closer shipped with a standard arm, 24V or 120V (please specify) SE track, standard cover, and wood and machine screw pack. SEL tracks are optional.
  • Non-sized cylinders for interior doors to 4'0".
  • Hold-open force is adjustable.
  • Momentary on/off switch board assembly for testing door release also provides over-voltage protection. Field replaceable.
  • Functions as a full rack and pinion closer when hold-open is not engaged or current is interrupted.
  • Closer mounts on either push or pull side of the door.
  • Non-handed for mounting on either right or left hand door.
  • Concealed or surface wiring.
  • Interfaces with alarm systems. Consult factory for full details.
  • Standard or optional custom powder coated finishes on cover and arm.
  • Optional plated finishes

Manufacturer Resources

Product Specs

Category:
Door Controls
Series:
4000 Series
Subcategory:
Parts and Accessories
Product Group:
Door Controls
Product Subgroup:
Parts and Accessories
Product Type:
Parts and Accessories
Commercial/Residential:
Commercial
Product Attribute:
Parts and Accessories

LCN 4040SE-3210 – Frequently Asked Questions

How fast can I get the LCN 4040SE-3210 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 4040SE-3210 come with a warranty?
Absolutely. The LCN 4040SE-3210 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 4040SE-3210?
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 4040SE-3210 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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