Cornell A-1004 Security Panel 4-Zone Master Door Monitor, 6″x13″, Gray Anodized Aluminum

Ensure reliable, centralized door monitoring and alarm control with the Cornell A-1004 Security Panel 4-Zone Master Door Monitor. Designed as the master panel for Cornell 1000-Series systems, this 4-zone module consolidates door status, audible alerts and alarm signaling into a compact 6"x13" gray anodized aluminum enclosure. The panel delivers immediate audible notification of alarm conditions, supports temporary silencing for maintenance or testing, and supplies alarm voltage to downstream modules — making it easy to integrate with existing surveillance, access control and fire alarm control systems.

Engineered for commercial deployments, the A-1004 drives remote sounders and provides clear, adjustable alarm feedback so security teams can respond faster and maintain compliance. Its anodized aluminum faceplate resists wear in high-traffic installations and presents a clean, professional appearance. Ideal for office buildings, schools, healthcare facilities and retail environments, the Cornell A-1004 simplifies monitoring tasks while supporting scalable security system growth. Add this master door monitor to your next installation for dependable door monitoring and streamlined alarm control.

• Centralize monitoring and alarm control for up to four doors, simplifying security management and reducing installation complexity
• Audible, adjustable sounder with temporary silence for clear on-site alerts and controlled testing
• Provides alarm voltage and drives remote sounders for seamless integration with surveillance and access control systems
• Rugged 6"x13" gray anodized aluminum faceplate for durable, professional installations in commercial environments
• Built for Cornell 1000-Series scalability, enabling straightforward expansion and maintenance