System Sensor

System Sensor 4WT-B 4-wire, photoelectric i3 smoke detector with a 135 Degree fixed thermal sensorSmoke AlarmCountry of manufacture: United States

System Sensor SR SpectrAlert Wall-Mt Selectable Strobe 12/24V, RedThe SpectrAlert Advance SR is a red strobeselectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.10 to 93%...