LCN SEM7840-825 689 AL Door Armature

LCN SEM7840-825 689 Door Armature AL offers a robust solution for modern door control needs with its low-profile recessed wall-mounted design. Designed to work seamlessly with the SEM7800 Series, this heavy-duty, electrically controlled door holding magnet boasts a tri-voltage capability and an impressive 35lbs. of holding force, ensuring reliable performance in various settings. Constructed from durable aluminum with a matte silver finish, the SEM7840 is not only aesthetically pleasing but also UL listed for use in smoke barrier and labeled fire doors, enhancing safety in commercial environments. Its fail-safe operation allows the magnet to hold until the current is interrupted, making it an ideal choice for applications where safety is paramount. The SEM7840 is shipped complete with die-cast housing, cover, armature, and WMS screw pack, simplifying installation. Additionally, armature extensions are available from LCN, providing flexibility for various door configurations, including pocket door installations. With its Grade 1 quality, this door armature meets the rigorous demands of commercial use, ensuring longevity and reliability. Elevate your door control systems with the LCN SEM7840-825, a perfect blend of functionality and style for any professional setting.

Door Armature AL

Door Armature, Aluminum Painted Finish

The Sentronic SEM7800 Series are heavy duty, electrically controlled door holding magnets. Magnets are fail safe and hold until the current is interrupted. A manual door closer is used to control and close the doors. A choice of floor, recessed wall or surface wall mounted magnets are available.

All SEM series magnets are UL listed for smoke barrier or labeled fire doors.

Tested and certified under ANSI Standard A156.15. heavy duty, electrically controlled door holding magnets. Magnets are fail safe and hold until the current is interrupted. A manual door closer is used to control and close the door.

SEM 7820 Magnet Features

• Tri-voltage design with 35lbs. of holding force
• Floor-mounted
• Now available armature extensions from LCN
• SEM 7820 magnets are shipped with die cast housing, cover, armature(s) and WMS screw pack
• UL listed for smoke barrier or labeled fire doors
• SEM 7820 available in Aluminum and Dark Bronze finishes

SEM 7830 Magnet Features

• Tri-voltage design with 35lbs. of holding force
• Surface wall-mounted
• Now available armature extensions from LCN
• SEM 7830 magnets are shipped with die cast housing, cover, armature and WMS screw pack
• Suitable for use in pocket door installations
• UL listed for smoke barrier or labeled fire doors
• SEM 7830 available in Aluminum and Dark Bronze finishes

SEM 7840 Magnet Features

• Tri-voltage design with 35lbs. of holding force
• Low profile recessed wall-mounted
• Now available armature extensions from LCN
• SEM 7840 magnets are shipped with die cast housing, cover, armature and WMS screw pack
• Suitable for use in pocket door installations
• UL listed for smoke barrier or labeled fire doors
• SEM 7840 available in Aluminum and Dark Bronze finishes

SEM 7850 Magnet Features

• Tri-voltage design with 35lbs. of holding force
• Standard profile recessed wall-mounted
• Now available armature extensions from LCN
• SEM 7850 magnets are shipped with die cast housing, cover, armature and WMS screw pack
• Suitable for use in pocket door installations
• UL listed for smoke barrier or labeled fire doors
• SEM 7850 available in Aluminum and Dark Bronze finishes

Resources

• LCN Closers & Auto Operators Installation Guide
• LCN SEM7810 Extension Installation Guide
• LCN SEM7820 Extension Installation Guide
• LCN SEM7830 Extension Installation Guide
• LCN SEM7840/7850 Installation Guide
• LCN SEM7870 Installation Guide
• SEM Series Fire/Life Safety Closers/Holders Cut Sheet