LCN 4041DEL-REG Heavy-duty Surface Closer, Delayed Action, Regular Arm, Adjustable Size 1-6, Plastic Cover, Grade 1

The LCN 4041DEL-REG is a heavy-duty surface-mounted door closer built for high-traffic commercial and institutional openings where reliable performance is essential. Part of LCN's proven 4040XP/4000 series platform, this closer combines a cast iron body with adjustable spring sizes 1 through 6, allowing it to be tuned to a wide range of door widths and weights. The delayed action feature slows the closing cycle to give people extra time to pass through, making it ideal for hospitals, schools, and facilities serving those with mobility challenges. Supplied with a standard regular arm and a durable plastic cover, this ANSI/BHMA Grade 1 closer delivers dependable, long-lasting service.

Features

• Heavy-duty cast iron closer body engineered for high-frequency commercial use.
• Fully adjustable spring power sizes 1 through 6 to suit varying door sizes and conditions.
• Delayed action cylinder provides a slower closing cycle for added convenience and accessibility.
• Regular arm configuration for standard pull-side mounting.
• Independent valve adjustments for closing speed, latch speed, and backcheck.
• ANSI/BHMA A156.4 Grade 1 rated for durability and reliability.
• Non-handed design fits both left- and right-hand doors.

Functional Details

The delayed action feature adds an extra hydraulic control point that holds the door open longer before beginning its normal closing cycle, allowing slower foot traffic, carts, or wheelchairs to pass safely.

• Incorporates standard 4041 cylinder
  
• Delays closing from 120° to 70°
  
• Delay time adjustable up to approximately 1 minute

Arm Type Details

The regular arm is the standard, most power-efficient arm and mounts on the pull side of the door with the closer body mounted to the door. It projects outward from the door and provides dependable control for interior and exterior applications.

Included Components

Each closer ships with the closer body, regular arm assembly, plastic cover, and standard mounting hardware.