LCN 4642 Handicap Accessible Surface Mounted Top Jamb Push Side Automatic Operator

Part Nr: 4642AL



Non Handed


Heavy Duty

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Product Summary

The 4642 Auto Equalizer is LCN's smart & reliable electrically powered low-energy power operator. It provides easy access for people with disabilities, or the elderly. Designed primarily for manual opening applications that occasionally require automatic opening.  


  • Standard, top jamb (push side) mounted
  • Supplied with regular arm, metal cover and both wood and machine screw pack
  • Meets ADA requirements (power mode)
  • Non-sized cylinders for interior doors to 4'6" and exterior doors to 3'6"
  • Non-handed for either right or left swinging doors
  • On-board power suppy
  • On-board diagnostics


  • Butt Hinges: Should not exceed 5" (127 mm) in width
  • Auxiliary: Stop Recommended
  • Reveal: 4-1/2" (114 mm) allows up to 90° power opening and 100° manual opening
  • Head Frame: Minimum 1-3/4" (44 mm). The standard mounting plate is also used to meetflush ceiling conditions
  • Top Rail:
    • Minimum 1-3/4" (44 mm)
    • Flush ceiling installation requires 3-3/4" (95 mm) minimum
  • Opening Time and Force: Variable by adjustments to the electronic control module located on the operator assembly
  • Maximum hold open time adjustable up to approximately five minutes

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