LCN 4040SE-LONG 120V 689 Sentronic AL Holder/Closer

LCN 4040SE-LONG 120V 689 Sentronic Holder/Closer AL is a Grade 1 surface-mounted door closer designed for durability and reliability in commercial settings. This heavy-duty, non-handed closer integrates a slide track arm with a hold-open function, providing a single point hold-open for fire and smoke barrier doors. The door remains open until a current interruption releases the mechanism, ensuring safety and compliance with fire regulations. With an adjustable hold-open force and a 110-degree hold, the 4040SE is ideal for interior doors up to 4 feet wide. Its electrohydraulic design allows for easy installation on either the push or pull side of the door, accommodating various architectural needs. The plastic cover and aluminum painted finish not only enhance its aesthetic appeal but also contribute to its robust performance. This model comes equipped with a momentary on/off switch for testing the door release and features over-voltage protection, ensuring longevity and safe operation. The closer is also compatible with alarm systems, adding an extra layer of security. Available in standard and optional custom finishes, the LCN 4040SE is a versatile solution for any commercial environment, backed by a two-year limited warranty.

Sentronic Holder/Closer AL

Grade 1 Surface Door Closer, Slide Track Arm Long with Hold Open, 110 Deg. Hold, Plastic Cover, 120V, Aluminum Painted Finish, Non-Handed

The 4040SE Sentronic is a heavy duty, non-handed, non-sized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and closes the door. The single lever track arm is designed for interior doors.

Heavy duty, non-handed and non-sized, designed to provide a single point hold-open for fire and smoke barrier doors.

The door is held open until current interruption releases the holding mechanism and the door closes.

• Standard 4040SE series closer shipped with a standard arm, 24V or 120V (please specify) SE track, standard cover, and wood and machine screw pack. SEL tracks are optional.
• Non-sized cylinders for interior doors to 4'0".
• Hold-open force is adjustable.
• Momentary on/off switch board assembly for testing door release also provides over-voltage protection. Field replaceable.
• Functions as a full rack and pinion closer when hold-open is not engaged or current is interrupted.
• Closer mounts on either push or pull side of the door.
• Non-handed for mounting on either right or left hand door.
• Concealed or surface wiring.
• Interfaces with alarm systems. Consult factory for full details.
• Standard or optional custom powder coated finishes on cover and arm.
• Optional plated finishes

Resources

• 4040SE Series Fire/Life Safety Closers/Holders Cut Sheet
• LCN 4040-SE Installation Guide
• LCN 4040-SEL Installation Guide
• LCN 4040SE Double Egress Installation Guide
• LCN 4040SE Series Sell Sheet
• LCN Closers & Auto Operators Installation Guide
• LCN Electrified Door Control Product Guide
• LCN Fire/Life Safety Closers/Holders Series Product Guide 1
• LCN Fire/Life Safety Closers/Holders Series Product Guide 2
• LCN Low Energy Automatic Operators Brochure
• LCN SEH Sentronic Electric Door Holder Installation Guide
• Von Duprin Finishes Chart