The SpectrAlert Advance HRK-R (replacement model) is a red, 12/24-volt horn for outdoor ceiling or wall installation. Offers mounting plate only - no back box included.
The SpectrAlert Advance SPSCWK is a white, outdoor speaker strobe for ceiling installations with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
The SpectrAlert Advance RFP is a 9.5" x 7" red retrofit plate that covers the footprint of the legacy SpectrAlert wall-mount speaker strobe. Compatible with horn strobe and speaker strobe line.