900 Series Sounder-Visual Indicator Base with Isolator

The DB992IVAS sounder beacon base is a multifunctional devices comprising of a mounting base for Series 900 fire detectors, a sounder, a beacon and a short circuit isolator. It is used to provide audible and visual warning of a fire alarm in an enclosed area. The DB992IVAS may be used either with  a detector fitted or with a cap for operation as a stand-alone alarm device.