Silent Knight 5820XL Replacement Board

NOTE: This FACP is discontinued by the manufacturer. Replace with: Silent Knight 6820 Intelligent FACP. This is the Replacement Board for the discontinued Silent Knight / IntelliKnight 5820XL addressable Fire Alarm Control Panel, in NEW condition. The 5820XL Control Panel provides built in support for 99 SK detectors and 99 SK modules, expandable to 396 SK detectors and 396 SK modules using System Sensor protocol. Provides built in support for 127 SD devices, expandable to 508 SD devices using the SD protocol. The basic 5820XL system can be expanded by adding modules such as 5860 remote annunciator, 5815XL signalling line circuit expander, 5824 serial/parallel printer interface module (for printing system reports), and 5895XL intelligent power module.