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 ...

The B200SR intelligent sounder bases support the manufacturer’s synchronization protocol, enabling them to be used as part of the general evacuation signal - fully meeting not just UL 268 but also UL ...

Honeywell has identified an issue that could affect sound output on System Sensor L-series low-frequency sounders and strobes for residential apartments and commercial buildings. Products affected ...

St. Charles, Ill.-based System Sensor launches its B200SR intelligent sounder bases. The sounder bases support the System Sensor synchronization protocol, enabling them to be used as part of the ...