SPSCWL-P

The SpectrAlert Advance HRK is a red, 12/24 volt horn for outdoor ceiling or wall installation.

The 4WTR-B is a 4-wire, photoelectric i3 smoke detector with thermal sensor and Form C relay.

L-Series, green lens, used for any indoor ceiling-mountable strobes.

The SpectrAlert Advance SA-WBBW is a white separate ship, wall-mount, outdoor back box.

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.

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

L-Series, red, wall-mountable, clear lens, 2-wire, compact footprint that fits in a single gang box, strobe marked "FIRE". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.

L-Series, white, ceiling surface-mountable back box.