Plug-in detector with included mounting base enables quick and flexible installation
Wide-angle dual-color LED provides instant visual inspection of detector status
Built-in intelligence and drift compensation reduce nuisance alarms and simplify maintenance
Removable cover and chamber allow easy cleaning and servicing
Compatible with conventional fire panel systems for centralized monitoring
Summarized by Shop
Product Overview The System Sensor i3 4W-B is a 4-wire smoke detector that exemplifies the i3 series’ core principles: installation ease, intelligence, and instant inspection. Designed for conventional systems, the 4W-B offers flexible installation options, plug-in design, and built-in intelligence to minimize nuisance alarms and simplify
Detector Type
Optical (Photoelectric)
Wire Configuration
4-wire, tetrafilar
Voltage
12-24 VDC, polarized
Alarm Current
20-23 mA (24 V), 20 mA (12 V)
Alarm Voltage
8.5-35 V
Contact Capacity
0.5 A at 30 V CA/CC
Mounting Type
Ceiling, compatible with octagonal, single gang, 4-sq back boxes, or direct ceiling mounting