The L-Series HCRL-LF (red) and HCWL-LF (white) are 2-wire, 24 volt, 520Hz, ceiling sounders.
The SpectrAlert Advance SWK is a white, outdoor strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
The SpectrAlert Advance SCW-P is an unmarked, white, ceiling-mount strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
The SpectrAlert Advance SPSRK-P is an unmarked, red, outdoor speaker strobe for wall installation with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Outdoor back box included.
L-Series, red, wall-mountable, clear lens, strobe marked "FUEGO". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.
The SpectrAlert Advance SPRK-R (replacement model) is a red, outdoor, wall-mount speaker. Offers mounting plate only, no back box included.