LCN 4040SE STD STD 689 STD TBWMS 2 Sentronic Closer/Holder with Slide Track Arm

Optimize perimeter control and everyday security with the LCN 4040SE door closer/holder—designed to deliver dependable closing performance while providing a positive hold-open where needed. Built for commercial and institutional installations, this LCN door closer/holder (manufacturer part number 4040SE) supports 24V integration for seamless connection with access control systems, surveillance setups, and building monitoring platforms. The slide track arm ensures smooth, consistent operation and reduces maintenance downtime, while adjustable closing and latching speeds let you tune performance for heavy-traffic doors. Engineered to fit standard 1 3/4" doors, the unit balances secure door control with user convenience—helping prevent tailgating and maintaining controlled access. Rugged construction and proven LCN reliability make it an excellent choice for schools, hospitals, offices, and secure facilities where security hardware must work in concert with monitoring and alarm systems. Add the 4040SE to your specification to enhance door security and system interoperability—contact your supplier or order now to integrate this closer/holder into your access control and security plans.

• Ensures controlled, reliable door closing and positive hold-open to reduce wear and prevent unauthorized entry.
• Integrates with access control and security systems (24V operation) to support monitoring and surveillance workflows.
• Durable commercial-grade construction with slide track arm for smooth operation and low maintenance.
• Adjustable closing and latching speeds plus hold position for consistent performance on standard 1 3/4" doors.
• Simplifies installation and service with a proven LCN design (model 4040SE), ideal for high-traffic and secure environments.