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

LCN 4040SE-STD 120V 689 Sentronic Holder/Closer AL is a Grade 1 surface door closer designed for robust performance in commercial settings. Featuring a slide track arm standard with a 110-degree hold open, this heavy-duty closer is non-handed and non-sized, making it versatile for various interior doors up to 4'0". The 4040SE Sentronic excels in providing a single point hold open for fire and smoke barrier doors. The door remains open until a current interruption occurs, releasing the holding mechanism for closure. Its adjustable hold-open force allows customization to specific needs, ensuring optimal functionality. This model includes a momentary on/off switch board assembly for testing door release and features over-voltage protection, making it safe and reliable. Installation is made simple, as the closer can be mounted on either the push or pull side of the door, accommodating left or right-hand configurations. The door closer also offers concealed or surface wiring options and is compatible with alarm systems, with further consultation available from the factory. Available in a matte silver finish, this closer not only meets ADA compliance but also comes with a two-year limited warranty, ensuring peace of mind for building professionals and knowledgeable homeowners alike.

Sentronic Holder/Closer AL

Grade 1 Surface Door Closer, Slide Track Arm Standard 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