System Sensor 4WT-B 4-Wire P/E Smoke Detector with Thermal

Plug-in detector line, mounting base included Large wire entry port In-line terminals with SEMS screws Mounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling Stop-Drop 'N Lock attachment to base Removable detector cover and chamber Built-in remote maintenance signaling Drift compensation and smoothing algorithms Simplified sensitivity measurement Wide-angle, dual-color LED indication Loop testing via EZ Walk feature Built-in test switch