Von Duprin 900-4RL 4 Relay Board with Integrated Logic for Security Interlocks, Auto Operators and Time Delays

Von Duprin 900-4RL 4 Relay Board with Integrated Logic for Security Interlocks, Auto Operators and Time Delays

Commercial-Grade Power Supply Board Module for Advanced Access Control Applications

The Von Duprin 900-4RL is a professional-grade 4 Relay Board featuring integrated logic designed for controlling security interlocks, auto operators, and time delays. Engineered as part of Von Duprin's Electrical Products series, this optional distribution board delivers independently controlled relay functionality with FA capability, making it an ideal solution for demanding commercial access control and door hardware systems. Rated Grade 1 for commercial applications, the 900-4RL provides reliable, precision relay switching to support complex security and automation configurations.

Professional Features & Benefits

• 4-Relay Configuration: Features four independently controlled relays with integrated logic for versatile management of multiple security and automation functions simultaneously.
• Integrated Logic Control: Built-in logic enables direct control of security interlocks, auto operators, and time delays without requiring additional external controllers.
• FA Compatibility: Designed with FA (Fire Alarm) integration capability, supporting life-safety system coordination in commercial door hardware applications.
• Optional Distribution Board: Functions as an optional distribution board, providing flexible system expansion and integration within compatible Von Duprin power supply configurations.
• Grade 1 Commercial Rating: Rated Grade 1 for commercial use, ensuring dependable performance in high-demand institutional and commercial environments.
• Security Interlock Support: Supports security interlock configurations, enabling coordinated control of multiple access points for enhanced facility security management.
• Auto Operator & Time Delay Control: Provides dedicated relay outputs for controlling automatic door operators and programmable time delay functions.

Technical Specifications

• Product Group: Power Supplies
• Series: Electrical Products
• Grade: Grade 1
• Product Subgroup: Boards & Modules
• Subcategory: Boards & Modules
• Product Type: Boards & Modules
• Commercial/Residential: Commercial
• Product Category: Power Supplies
• Department: Door Hardware

Professional Applications

• Commercial Building Security Systems
• Healthcare Facility Access Control
• Educational Institution Safety Systems
• Government and Municipal Buildings
• Industrial Facility Monitoring and Access Control
• Multi-Tenant Commercial Properties with Interlock Requirements
• Automated Door Operator Integration Projects

Why Choose Von Duprin Quality?

Von Duprin power supply boards and modules are engineered to Grade 1 commercial standards, delivering the reliability and precision required for critical access control and life-safety applications. The 900-4RL's integrated logic and FA compatibility reflect Von Duprin's commitment to providing complete, coordinated solutions for complex commercial door hardware systems. Trusted by security professionals and door hardware specialists, Von Duprin electrical products are built for demanding environments where dependable performance is essential.