LCN SEM7850-72 689 Standard AL Cover

LCN SEM7850-72 689 Standard Cover AL is a robust, electrically controlled door holding magnet designed for reliability and safety. This model features a tri-voltage design, delivering an impressive 35 lbs. of holding force, ensuring that doors stay securely open until the current is interrupted. Ideal for commercial settings, the SEM7850 is a standard profile recessed wall-mounted solution, making it suitable for pocket door installations. Constructed with a die-cast housing, the SEM7850 comes complete with a cover, armature, and WMS screw pack for easy installation. It is UL listed for smoke barrier or labeled fire doors, ensuring compliance with safety standards. The aluminum painted finish offers both durability and a sleek appearance, available in both Aluminum and Dark Bronze finishes to complement various architectural styles. This model, part of the SEM Series Fire/Life Safety Closers/Holders, is designed for commercial installation and meets Grade 1 standards, reflecting its heavy-duty construction. With a 6% manufacturer surcharge and Baa qualification, the SEM7850 is a reliable choice for professionals seeking high-quality electromagnetic door holders. Experience peace of mind with LCN’s commitment to safety and performance in your building's access solutions.

Standard Cover AL

Standard Cover, 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