Alpha AR24-28SPRVSR 28-Zone Supervisor Unit with Bracket

Ensure continuous intercom and entry-system reliability with the Alpha Communications AR24-28SPRVSR 28-Zone Supervisor Unit. Built for facility managers and security integrators, this AlphaRefuge system supervisor monitors up to 28 zones, remote call boxes, base station phones and telephone lines—providing an alarm relay output if any component is lost so you can respond before incidents escalate. Engineered for straightforward integration, the supervisor uses RJ11 connections to call boxes and phone lines and punch-down terminals for distribution modules, and ships with a UL-listed 12VDC transformer. The wall-mounted swing-out bracket and compact 19.3" x 7" x 6" footprint make installation and maintenance fast and unobtrusive. By centralizing system health checks and alarm relay control, the AR24-28SPRVSR simplifies surveillance, monitoring and entry management across commercial buildings, campuses and healthcare facilities. Strengthen your security posture and streamline service workflows—specify the Alpha AR24-28SPRVSR for reliable intercom supervision or contact us to order and integrate it into your security network.

• Centralized monitoring of up to 28 zones and call boxes to reduce downtime and speed fault detection
• Relay output triggers alarms or automation when a component or telephone line is lost for proactive security response
• RJ11 and punch-down connections simplify integration with existing intercoms, base stations and telephone lines
• Includes UL-listed 12VDC transformer and wall-mounted swing-out bracket for reliable power and fast servicing
• Compact 19.3" x 7" x 6" design conserves space while supporting enterprise-grade entry and surveillance systems