Von Duprin 44489920-00 900-4RL 4-Relay Output with Logic

Optimize control and reliability in your security, access control, and monitoring systems with the Von Duprin 900-4RL 4-Relay Output with Logic. This Von Duprin relay module (Manufacturer P/N 44489920-00) delivers four independent relay outputs plus integrated logic to enable conditional actions—so you can trigger doors, alarms, or auxiliary devices without complex external controllers. Designed for professional security integrators, the 900-4RL simplifies wiring and reduces points of failure, improving uptime for surveillance and monitoring deployments. Built in the US, the module meets commercial-grade durability expectations and is ideal for high-traffic access control, intrusion detection, and facility automation applications. The combination of multi-relay capability and internal logic helps consolidate system components, lower installation costs, and speed commissioning. Use the Von Duprin 900-4RL to centralize relay control across doors, sensors, and notification devices, or pair it with existing access control panels for expanded functionality. Add this reliable relay solution to your next security or surveillance project to streamline operations and enhance system responsiveness.

• Simplifies integration by providing four independent relay outputs for controlling multiple devices from a single module
• Built-in logic enables conditional control and programmable responses to reduce external wiring and simplify system design
• Improves system reliability for security and access control with a robust, US-made component (Manufacturer P/N 44489920-00)
• Minimizes downtime and maintenance with durable construction designed for continuous operation in monitoring and surveillance environments
• Ideal for access control, intrusion detection, and facility automation—reduces installation time and streamlines system management