n MKII Soft & Hard Addressable Fire Alarm System Heat Detector Addressable Fixed FYREYE MK11 Zeta ALE129 KES7,800.00 The Fyreye Rate of Rise heat detectors (MKIIAHR) use a thermistor arrangement to sense a quick rise in temperature and also a final threshold temperature of 57°C. The Fyreye fixed heat detector (MKII-AHF) has a single thermistor arrangement that gives an alarm at a temperature of 90°C. Add to cart
n MKII Soft & Hard Addressable Fire Alarm System Smoke Detector Optical Addresable Fyreye MKII Zeta ALE047 KES7,350.00 The Fyreye MkII optical smoke detectors use a pulsing IR LED & photodiode to detect IR scatter caused by smoke entering the chamber Add to cart