The RRS-MOD, a reversing relay/synchronization module by St. Charles, Ill.-based System Sensor enhances the operation of two- and four-wire i3 Series detectors with a built-in sounder, allowing all ...
System Sensor today announced that it has launched its new i4 Series Combination CO/Smoke Detector and Integration Module. The i4 Series is the first low-voltage, system-connected, combination smoke ...
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