HRK

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, white, compact footprint, wall surface-mountable back box.

This unique and patented device has been helping stop false fire alarms around the world for more than 25 years, without restricting legitimate alarms.

The SpectrAlert Advance SPSWK-P is an unmarked, white, 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, white, wall-mountable, clear lens, strobe marked "FIRE". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.

The SpectrAlert Advance SPWK is a white, outdoor speaker for wall installation. Includes back box.