LCN 4040SE-LONG 24V 689 Sentronic Holder/Closer AL

LCN 4040SE-LONG 24V 689 Sentronic Holder/Closer AL offers a robust solution for fire and smoke barrier doors, combining heavy-duty performance with a user-friendly design. This Grade 1 surface door closer features a long slide track arm with hold-open functionality, allowing the door to remain open at a 110-degree angle until interrupted by a current disruption. Its non-handed design accommodates both right and left-hand doors, ensuring versatile installation on either the push or pull side. Constructed with a durable aluminum painted finish, this closer provides an elegant matte silver appearance while ensuring reliable operation. The adjustable hold-open force and momentary on/off switch board assembly enhance functionality, providing over-voltage protection and facilitating easy testing of the door release. Designed for interior doors up to 4'0", the 4040SE functions as a full rack and pinion closer when hold-open is not engaged. Additionally, this model is ADA compliant and interfaces seamlessly with alarm systems, making it an ideal choice for commercial applications where safety and accessibility are paramount. With a limited two-year warranty and options for custom powder-coated finishes, the LCN 4040SE-LONG is engineered to meet the demanding needs of modern building professionals.

Sentronic Holder/Closer AL

Grade 1 Surface Door Closer, Slide Track Arm Long with Hold Open, 110 Deg. Hold, Plastic Cover, 24V, 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