LCN 4642 Push Side Surface-Mou...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$8,230.00
$4,655.87
LCN 4642 Push Side Surface-Mounted Electrohydraulic Auto Equalizer Power Operator with Powder Coat Finish

LCN 4642 Push Side Surface-Mounted Electrohydraulic Auto Equalizer Power Operator with Powder Coat Finish

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Model: 4642-REGARM-689
$8,230.00
$4,655.87
Selected Finish is

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

$8,230.00
$4,655.87
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LCN 4642 Push Side Surface-Mounted Electrohydraulic Auto Equalizer Power Operator with Powder Coat Finish

Professional Low-Energy Automatic Door Operator Solution

The LCN 4642 Auto Equalizer Power Operator is a push-side, top jamb surface-mounted low-energy automatic door operator designed for commercial doors requiring 120V operation. This electrohydraulic unit features a cast iron body with 1-1/2" diameter piston and 3/4" diameter double heat treated pinion journal, accommodating doors from 36" to 54" width with adjustable spring size 2-5. ANSI A117.1 and ADA compliant in power mode, this operator provides fail-safe operation as a standard door closer during power outages.

Professional Features & Benefits

  • Door Width Compatibility: Recommended for 36" to 54" doors with interior doors up to 4'6" wide and exterior doors up to 3'6" wide.
  • Heavy-Duty Construction: Cast iron body with 1-1/2" diameter piston and 3/4" diameter double heat treated pinion journal for exceptional durability in commercial applications.
  • Flexible Power Operation: 120V electrical operation with powered opening up to 90 degrees and manual opening capability up to 100 degrees.
  • Fail-Safe Operation: Continues functioning as a standard door closer during power outages for uninterrupted door control.
  • Advanced Controller Settings: Independent adjustment of door opening speed, opening force, hold open time, electric strike delay time, safety scanner lockout time, alternate action timeout, sequential trigger timing, and 90 degree slow down.
  • Low-Energy Design: Does not require guard rails or safety mats, simplifying installation and reducing compliance requirements.
  • ADA Compliance: ANSI A117.1 and ADA compliant in power mode with ANSI A156.19 certification for accessibility applications.
  • Weather Resistance: All weather fluid and 100 Hour Salt Spray certification for reliable performance in various environmental conditions.

Technical Specifications

  • Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

  1. Verify electrical requirements match available power supply. Confirm 120V capacity before proceeding.
  2. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures.
  3. Mount the unit in the specified location ensuring adequate clearance for wiring access, ventilation, and future service requirements.
  4. Route and connect wiring according to manufacturer wiring diagrams. Use appropriate wire gauge and connectors for the application.
  5. Configure operational settings including door opening speed, opening force, hold open time, electric strike delay time, safety scanner lockout time, alternate action timeout, sequential trigger timing, and 90 degree slow down per application requirements.
  6. Restore power and test all functions including normal operation, powered opening up to 90 degrees, manual opening up to 100 degrees, and fail-safe closer operation during power loss.
  7. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.

Professional Applications

  • Educational Facilities
  • Healthcare Institutions
  • Commercial Office Buildings
  • Retail Establishments
  • ADA-Compliant Entrance Systems
  • High-Traffic Commercial Doorways
  • Government and Municipal Buildings

Why Choose LCN Quality?

LCN 4642 Auto Equalizer Power Operators deliver professional-grade reliability with cast iron body construction and electrohydraulic performance rated for demanding commercial applications. ANSI A117.1, ANSI A156.19, UL 10C certified with ADA compliance and 100 Hour Salt Spray testing ensures dependable operation. Meets BAA (Buy American Act) requirements for government installations where reliable automated door control is essential.

Product Documentation & Resources

Product Specs

Series:
4640 Series
ADA Compliant:
Yes
BAA Qualified:
Yes
Mounting Detail:
Surface - Top Jamb (Push Side)
Warranty:
2 Year
Closer Size:
2
Mounting Location:
Push Side
Subcategory:
Power Operators - Electrohydraulic
Product Group:
Door Controls
Product Subgroup:
Power Operators
Product Type:
Power Operators - Electrohydraulic
Finish Type:
Powder Coat
Fluid Type:
All-Weather
Commercial/Residential:
Commercial
Electronic:
Yes
Closer Size:
3
Closer Size:
4
Closer Size:
5
Product Model:
4642
Product Voltage:
120V
Door Opening Size:
180 Degrees
Hold Open Feature:
Yes
Mounting Method:
Surface Mount
Product Category:
Door Controls
Product Substrate:
Iron
Department:
Door Hardware

LCN 4642-REGARM-689 – Frequently Asked Questions

1) What door types is the LCN 4642 power operator compatible with?
The LCN 4642 works with single and pair swing doors. Verify door weight and width capacity with manufacturer specifications. Commonly used on commercial entrance doors, institutional applications, and ADA-compliant openings.
2) How does the auto equalizer function work?
The auto equalizer ensures both doors in a pair open and close in proper sequence. It coordinates timing to prevent binding or uneven operation. Essential for maintaining proper weathersealing and security on double door installations.
3) What is the difference between push side and pull side operators?
Push side operators mount on the side where you push to open the door. This configuration typically provides better leverage and is preferred for heavy-duty applications. Pull side operators mount opposite and are used when push side mounting is not feasible.
4) What are the power requirements for this electrohydraulic operator?
Electrohydraulic operators typically require 120V or 240V AC power. Check manufacturer specifications for exact voltage and amperage requirements. Ensure proper electrical connection by qualified electrician following local codes.
5) Does this operator meet ADA compliance requirements?
LCN power operators are designed to meet ADA accessibility standards when properly installed and adjusted. Verify opening force settings comply with maximum 5 lbf requirement. Consult local AHJ for specific compliance verification.
6) What mounting hardware is included with the operator?
Standard mounting templates and basic hardware are typically included. Heavy-duty applications may require additional reinforcement plates or custom brackets. Verify door frame construction can support operator loads before installation.
7) How is the opening and closing speed adjusted?
Speed adjustments are made through hydraulic valve controls on the operator body. Use manufacturer-specified adjustment procedures. Proper adjustment ensures smooth operation while maintaining required hold-open and closing force parameters.
8) Can this operator work with existing door closers?
Power operators typically replace standard door closers in the opening cycle. Check compatibility with existing hardware like locks, exit devices, and hold-open mechanisms. Coordinate with other door closer systems as needed.
9) What maintenance is required for electrohydraulic operators?
Regular maintenance includes checking hydraulic fluid levels, inspecting electrical connections, and verifying proper operation cycles. Clean mounting points and lubricate pivot points per manufacturer schedule. Professional service recommended annually.
10) Are there backup power options available?
Battery backup systems are available for emergency operation during power outages. Backup units ensure continued accessibility and egress functionality. Consult manufacturer specifications for compatible backup power accessories.
11) What door weight and width limits apply?
Door weight and width capacity varies by model configuration. Verify maximum door dimensions against manufacturer specifications before ordering. Oversized or overweight doors may require different operator models or additional reinforcement.
How fast can I get the LCN 4642-REGARM-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 4642-REGARM-689 come with a warranty?
Absolutely. The LCN 4642-REGARM-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 4642-REGARM-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 4642-REGARM-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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Product Reviews

  • 5
    LCN 4642 Auto Operator

    Posted by Chris Cloutier on Dec 11th 2025

    Easy to install customer is very please with product

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