This post it to all that use or may use the Silent Knight 5820XL panel. The following is just a small input as to the troubles I have seen. 1 year ago I installed a SK 5820XL panel. If you are not familiar with the 5820XL there is a power supply board that is mounted behind an aluminum chassis and there a 8 inline pins that extend thru the
These old antiquated systems are for the most part Grandfathered systems maintained by local telephone companies. From what I remember each device was directly connected to the Fire departments through local telephone cables and the most attractive part is they cost $1.00 per month with... Silent Knight II This is where the Silent Knight fanbase exploded! The sequel to Jared Seaiches "Silent Knight", "Silent Knight II" makes an incredible comeback to the series and grabs the attention of SK Fans. With new special effects, camera work and quality, SKII is by far supirior to is prequel! Silent Knight - Mass Notification Resources - SK5820XL-EVS Manual. The 5820XL-EVS is an addressable fire alarm control panel with an integrated emergency communication system. One control provides addressable fire alarm protection, voice evacuation, and mass notification.