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 control panels only.
The SpectrAlert Advance P2RHK-P is an unmarked red, two-wire, outdoor horn strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd. Outdoor back box included.
The Thermotech 302 Series rate-anticipation heat detec- tors operate within a controlled range of two to three de- grees of their set points, regardless of the speed or rate of temperature rise.