Locknetics 621-AL-EX-DA-SF-613 600 Series Heavy Duty Push Button

Designed for dependable performance at busy entry and egress points, the Locknetics 621-AL-EX-DA-SF-613 600 Series Heavy Duty Push Button provides rugged, code-ready door release for professional access control and security systems. Built by Locknetics as a premium door release button, it offers UL‑294 listing for trusted compliance and peace of mind in surveillance and monitoring applications. The unit ships with momentary action standard and can be factory-configured with delayed (0–60s) or alternate action to match your control logic. Choose from multiple button sizes — including 1-5/8" mushroom and 2-3/4" large mushroom options — and add glow-in-the-dark or illuminated cones for improved visibility in low light or emergency conditions. ADA messaging and a single-gang or narrow-stile faceplate make the push button easy to install and operate in commercial, healthcare, or institutional environments. Ideal for integration with access control panels, electric strikes, and CCTV monitoring systems, this Locknetics heavy-duty push button helps reduce downtime and simplify maintenance. Specify the 600 Series for a robust, code-compliant exit solution — perfect for security, surveillance and facility management projects.

• Durable, heavy-duty design delivers reliable door release operation for high-traffic access control points
• UL‑294 listed construction ensures compliance and dependable performance for security and monitoring systems
• Multiple button sizes, glow-in-the-dark and illuminated options improve visibility and usability, including ADA-friendly messaging
• Momentary action standard with factory-orderable delayed or alternate action gives flexible integration with existing controls
• Single-gang or narrow-stile faceplate options and optional DPDT switching simplify installation in commercial and institutional environments