LCN 4003T-STD 689 Single Lever Arm Closer AL

LCN 4003T-STD 689 Single Lever Arm Closer AL is an exceptional solution for managing fire and smoke barrier doors with reliability and efficiency. This heavy-duty door closer features a standard track arm design, ensuring a maximum swing of 90 degrees, making it ideal for various commercial applications. Built with a cast iron body and a full complement bearing, it is engineered to withstand daily wear while delivering superior performance. This model is designed for use with an SEM7850 wall magnet, enhancing its functionality for fire-rated doors. The LCN 4003T is certified Grade 1 according to ANSI A156.4 and UL 10C, ensuring it meets stringent safety standards. Its all-weather fluid ensures consistent operation across varying temperatures, including cold weather conditions. With a non-handed design and available sizes 3 or 4, this closer is versatile enough for multiple installation scenarios. The matte silver finish (689/US28) adds a sleek touch to any environment. Backed by a remarkable 30-year limited warranty, the LCN 4003T-STD speaks to durability and reliability that building professionals and homeowners alike can trust. Whether for new construction or retrofitting, this door closer is a smart choice for enhancing door safety and functionality.

Single Lever Arm Closer AL

Standard Track Arm Wall Pocket Door Closer, Aluminum

The 4000T is a heavy duty door closer to reliably control fire and smoke barrier doors with a maximum swing of 90 Deg. Designed for use with an SEM7850 wall magnet.

Designed for use with an SEM7850 wall magnet.

The 4000T is a heavy duty door closer to reliably control fire and smoke barrier doors with a maximum swing of 90 Deg. 

• Certifications: Grade 1 - ANSI A156.4, UL 10C, ADA, 100 Hour Salt Spray, Meets BAA - Buy American Act
• Body: Construction n Cast Iron Body n Full Complement Bearing n 1-1/2˝ Diameter Piston n 3/4˝ Diameter Double Heat Treated Pinion Journal
• Fluid: All Weather Fluid
• Handing: Non-Handed
• Size: Sized 3 or 4
• Warranty: 30 years

Resources

• 4000T Series Surface Mounted Closers Cut Sheet
• LCN 4003T and 4004T Series Installation Instructions
• LCN 400T Series Cut Sheet
• LCN Closers & Auto Operators Installation Guide
• Von Duprin Finishes Chart