System Sensor 100 Series Plug-in Smoke Detectors offer superb performance and reliability in a profile which is just 2˝ (5.1 cm) deep.
L-Series, red, ceiling-mountable, clear lens, chime strobe that is unmarked. Selectable strobe settings: 15, 30, 75, 95, 115, 150, and 177 cd
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.
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.
L-Series, red, ceiling-mountable, clear lens, 2-wire, horn strobe marked "FIRE". Selectable strobe settings: 15, 30, 75, 95, 115, 150 and 177 cd.
The SpectrAlert Advance SRK-R (replacement model) is a red, outdoor strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.