St. Charles, IL – System Sensor is introducing its Mini-Horns, the latest release in its newest series of audible/visible notification appliances, SpectrAlert(R) Advance. The Mini-Horns are ...

System Sensor also offers a complete line of outdoor SpectrAlert Advance products, including ceiling-mount strobes and horn/strobes.

The SpectrAlert advance low-frequency sounders and sounder strobes by System Sensor of St. Charles, Ill., are the first notification appliances to meet the new NFPA 72 2010/2013 low-frequency ...

SpectrAlert AdvanceST. CHARLES, Ill.—System Sensor's low frequency notification application guide—which provides information on low frequency fire and carbon monoxide notification appliance ...

System Sensor of St. Charles, Ill., has expanded its SpectrAlert Advance audible/visible notification appliance to include a line of mass notification system (MNS) devices and accessories. These ...

The System Sensor SpectrAlert® Advance line of low frequency notification appliances – which includes sounders, sounder strobes, and sounder bases – is designed to meet the NFPA 72® sleeping space ...