This unique and patented device has been helping stop false fire alarms around the world for more than 25 years, without restricting legitimate alarms.
The 2151 low-profile photoelectronic detector uses a state-of-the-art optical sensing chamber. This detector is designed to provide open area protection and to be used with compatible UL listed contro
The SpectrAlert Advance SPSCWK is a white, outdoor speaker strobe for ceiling installations with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.