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 SPSRK-R (replacement model) is a red, outdoor speaker strobe for wall installation with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Offers mounting pl