The L-Series HCRL-LF (red) and HCWL-LF (white) are 2-wire, 24 volt, 520Hz, ceiling sounders.
The SpectrAlert Advance SPSWH is a white speaker strobe for wall installation with selectable strobe settings of 135, 150, 177 and 185 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.
SpectrAlert Advance SCWHK is a white, outdoor ceiling-mount strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd.
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.
L-Series, white, wall-mountable, amber lens, strobe marked "ALERT". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.