LCN 4040SE-3038 689 24V 4040SE Series Standard Track Door Closer Arm with Test Switch for Sentronic Closers, Aluminum

Deliver dependable door control for security-critical entrances with the LCN 4040SE-3038 689 24V door closer arm. This LCN 4040SE Series standard track arm is engineered to provide smooth, consistent closing force—helping protect sensitive areas, reduce air infiltration, and extend the life of hardware in commercial and institutional settings. The integrated 24V test switch enables quick on-site diagnostics and straightforward integration with access control, alarm, and monitoring systems, making it ideal for surveillance-focused installations.

Constructed from robust aluminum, the standard track arm resists corrosion and stands up to heavy traffic, lowering long-term maintenance costs. The unit is purpose-built for compatibility with Sentronic closers, ensuring simplified mounting and reliable performance across a range of door configurations. With clearly defined operation and serviceability, the 4040SE-3038 helps security professionals and facilities managers maintain consistent, code-compliant door operation.

Specify the LCN 4040SE door closer arm for your next access control, security, or surveillance project—contact our team to confirm fitment or add it to your cart for quick deployment.

• Provides reliable, consistent door closing to improve security and reduce wear on door hardware
• Built-in 24V test switch simplifies diagnostics and integration with access control and monitoring systems
• Durable aluminum standard track arm resists corrosion for long service in high-traffic environments
• Designed for seamless compatibility with Sentronic closers to speed installation and minimize downtime
• Low-maintenance design reduces service calls and supports surveillance and facility security programs