The 4WT-B 4-Wire Photoelectric smoke detector incorporates a state-of-the-art optical sensing chamber, an advanced microprocessor and features a restorable, built-in fixed temperature (58 °C) thermal detector.
Features
Plug-in detector line – mounting base included
Large wire entry port
In-line terminals with SEMS screws
Mounts to octagonal and single-gang backboxes, 4-square backboxes, or direct to ceiling