Smoke Detectors with Sounder and Relay Option

System Sensor’s 800 series detectors are 2-wire conventional profile plug-in detectors aimed to meet the performance criteria designated by UL.

The 4WT-B is a 4-wire, photoelectric i3 smoke detector with a 135°F fixed thermal sensor.

System Sensor® SpectrAlert® Advance selectable-output horns, strobes and horn/strobes are rich with features guaranteed to cut installation times and maximize profits.

The SpectrAlert Advance MWBB is a red, wall-mounted, metal, weatherproof back box.

L-Series, red, wall-mounted, clear lens, strobe marked "FIRE". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd.

L-Series, red, wall-mountable, 12/24 volt, horn.

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

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