The SpectrAlert Advance P2WHK-P is an unmarked, white, two-wire, outdoor horn strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd. Outdoor back box included.
FMM-1 is a standard-sized module (typically mounts to a 4" [10.16 cm] square box) that supervises either a Class A (Style D) or Class B (Style B) circuit of dry-contact input devices.
Ultra Fast Multi-Spectrum QuadSense Flame Detector. The SharpEye 40/40D-I Multi-Spectrum QuadSense Flame Detector is part of the leading, next generation SharpEye 40/40 series.