*Actual product and finish may vary

LCN 4040XP RW/PA Heavy-Duty Door Closer

The LCN 4040XP RW/PA is a premium, heavy-duty door closer engineered specifically for commercial and institutional applications where absolute durability and reliable performance are critical. Designed to manage high-traffic environments such as schools, hospitals, and office buildings, it ensures smooth, controlled door closing while providing the flexibility and strength required for demanding daily use.

This highly versatile closer features fully adjustable speed and power settings to accommodate a wide range of door sizes and weights. Shipped with a Regular/Parallel Arm (RW/PA), it supports versatile mounting options—including regular, parallel, or top jamb installations—making it an adaptable solution for nearly any door configuration. Its robust design makes it a preferred choice for facility managers prioritizing security, safety, and accessibility.

LCN’s most durable heavy duty closer designed for the most demanding, high use and abuse applications.
LCN 4040XP-RW/PA sets a new standard for reliability, longevity and value with a beefier design and extraordinary performance testing that goes far beyond industry requirements. We built the 4040XP from the inside out, combining tougher, bolder construction with proven LCN technology. The result is a closer that’s stronger, smarter and delivers remarkable value in a variety of applications.

Features
44% increased bearing load capacity
Strongest pinion ever- at 3/4” journal diameter
Widest bearing ever- at 5/8”
Stronger pinion teeth
New V-shield™ seal with 20% longer life
XP = eXtra Protection in real world applications
Cast Iron
Forged Steel Arm
Double Heat Treated Steel Pinion
All Weather Fluid
Non-Handed
LCN® Fast™ Power Adjust
Fast & Accurate Installation
UL & cUL Listed
Tested and certified under ANSI Standard A156.4, grade one

Specifications
4040XP closer shipped with EDA arm, standard plastic cover, and self reaming and tapping screws
Non-sized cylinder is adjustable for interior doors to 5’0” and exterior doors to 4’0”
Closer can mount hinge side, top jamb, or parallel arm (with PA bracket) on either right or left swinging doors
Closers to meet ADA requirements
Standard or optional custom powder coat finish
Optional plated finish on metal cover, arm and fasteners
Optional SRI primer for installations in corrosive conditions is available with powder coat only
UL and cUL listed for self-closing doors without hold-open
4040XP can be used with all 4040 accessories

Installation video