Heavy Duty Door Closer


Double Lever Regular Arm with Parallel Arm System

Stronger, smarter and built for the real world. This heavy-duty closer is LCN’s most durable surface-mounted closer, designed for the most demanding applications. Ideal for schools or public buildings where heavy or abusive usage is expected, exterior doors, doors subject to draft, winds, or air pressure differentials, and high frequency doors such as those on department stores, malls, or mixed use tenancies. Includes 30 year manufacturer warranty.

SKU: 4040 XP Rw/PA
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Body construction

  • Cast iron cylinder with full-complement bearing
  • 3/4″ diameter piston
  • Double-heat treated steel pinion journal
  • Arm system:  Double lever regular arm with a parallel arm system. Main arm is parallel to the face of the closed door

Quality and durability

  • All-weather Liquid X fluid
  • LCN patented Green Dial spring force indicator
  • 30-year warranty


  • Universal non-handed
  • Peel-n-stick template and snap-on cover
  • One size fits all with adjustable spring sizes 1-6
  • Perimeter or interior door applications

More Features

  • Adjustable hydraulic back-check cushions opening swing prior to 90°
  • Separate regulation of general closing speed and latching speed
  • Joints in regular arm and shoe adapt to uneven trim
  • Reversible shoe to boost latching power on double lever arms
  • Available in a wide range of standard or optional custom powder
  • Coat finishes to blend with door and frame
  • Plated finishes available to accent door and frame
  • Not designed for exterior mounting or exposed to elements.
No need to turnaround and shut the door with this new, heavy duty, commercial grade closer.  Made by LCN the Super Smoothee series has tremendous life cycle value, and is engineered so well that prior generations of closers have lasted 10,000,000 cycles. The 4040XP Series meets ANSI/BHMA A156.4 Grade 1 standards and ADA reduced opening force requirements. This closer is cUL listed and UL listed for self-closing doors without hold-open and boasts a 30-year limited warranty. The 4040XP Series features include standard non-handed plastic cover, with optional plated finish available for cover, arm and fasteners. Materials include high-strength cast-iron cylinder, forged steel arm, double heat-treated steel pinion and full complement, low friction bearing for rugged reliability in high-traffic installations. LCN peel-n-stick templates assure quick and accurate installation, and the patented LCN Green Dial takes the guesswork out of spring force adjustments. In accordance with California PROP65 - WARNING  WARNING: Cancer & Reproductive Harm
Door Handing



Hinge Side, Top Jamb

Door Size

Up to 48 in. exterior, Up to 60 in. interior


Cast Iron Cylinder, Forged Steel Main Arms, Forged Steel Piston

Operating Temperature

-30°F to 120°F (-35°C to 49°C)

Finish Type

Standard Powder Coat Finish





ANSI Rating

Grade 1 (Best)

BHMA Rating

Grade 1 (Best)


30 Year Manufacturer


12 lbs

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