The SpectrAlert Advance SPSRHK is a red, outdoor speaker strobe for wall installations with selectable strobe settings of 135, 150, 177, 185 cd.
L-Series, red, wall-mountable, clear lens, 2-wire, horn strobe that is unmarked. Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.
SpectrAlert Advance SCWK is a white, outdoor ceiling-mount strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
OSI-R-SS, OSI-RA-SS Conventional Reflective Imaging Beam Smoke Detector
L-Series, red, wall-mountable, clear lens, 2-wire, horn strobe marked "FIRE". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.
FZM-1 is a standard-sized module used to monitor and supervise compatible two-wire, 24 volt, smoke detectors on a Class A (Style D) or Class B (Style B) circuit.