LCN 4642-POWDER Electrohydraul...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$8,230.00
$4,768.06
LCN 4642-POWDER Electrohydraulic Auto Equalizer Power Operator 120V, Aluminum (689) finish, long arm, surface-mounted, push side - front view

LCN 4642-POWDER Electrohydraulic Auto Equalizer Power Operator 120V with Powder Coat Finish

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Model: 4642-REGARM-689
$8,230.00
$4,768.06
Selected Finish is

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

$8,230.00
$4,768.06
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LCN 4642 Electrohydraulic Auto Equalizer Power Operator - 120V, Powder Coat Finish

The LCN 4642 Auto Equalizer is a push-side, top-jamb surface-mounted low-energy automatic door operator built for commercial doors requiring 120V operation. The electrohydraulic unit features a cast iron body with a 1-1/2" diameter piston and 3/4" diameter double heat-treated pinion journal. It accommodates doors from 36" to 54" wide with adjustable spring sizes 2-5. ANSI A117.1 and ADA compliant in power mode; operates as a standard door closer during power outages for uninterrupted fail-safe performance.

Key Features

  • Door Width: 36" to 54" - interior doors up to 4'6" wide, exterior doors up to 3'6" wide
  • Heavy-Duty Construction: Cast iron body with 1-1/2" piston and 3/4" double heat-treated pinion journal
  • Power Operation: 120V; powered opening to 90°, manual opening to 100°
  • Fail-Safe: Functions as a standard door closer during power outages
  • Low-Energy Design: No guard rails or safety mats required - simplifies installation and ADA compliance
  • Advanced Controller: Independent adjustment of opening speed, opening force, hold-open time, electric strike delay, safety scanner lockout, alternate action timeout, sequential trigger timing, and 90° slowdown
  • Weather Resistance: All-weather fluid; 100-hour salt spray certified
  • Certifications: ANSI A117.1, ANSI A156.19, UL 10C; ADA compliant in power mode
  • BAA Qualified: Meets Buy American Act requirements for government installations
  • Warranty: 2 years

Technical Specifications

  • Series: LCN 4640 Series
  • Model: 4642
  • Voltage: 120V
  • Mounting: Surface Mount - Top Jamb, Push Side
  • Closer Size Range: 2, 3, 4, 5 (adjustable)
  • Door Opening: Up to 180°
  • Finish Type: Powder Coat
  • Body Material: Cast Iron
  • Fluid Type: All-Weather
  • Hold Open: Yes
  • ADA Compliant: Yes (power mode)
  • BAA Qualified: Yes
  • Commercial Use: Yes

Typical Applications

  • Healthcare facilities and hospitals
  • Educational institutions (K - 12, universities)
  • Government and municipal buildings
  • Commercial office buildings and retail
  • ADA-compliant entrance systems
  • High-traffic commercial doorways
  • Multi-family and hospitality properties

Available Options

Configure this listing by selecting Finish (689 Aluminum, 690 Statuary Bronze, 691 Light Bronze, 693 Gloss Black, 695 Dark Bronze, 696 Brass), Arm (Regular or Long), and Switch type (Visible On/Off with Hold Open, or Concealed On/Off without Hold Open). Refer to the LCN 4640 Series catalog section and the Choosing the Right Automatic Operator selection guide linked in the product documents.

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:
90 Degrees (Powered)
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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