KAC’s EN54-23 Detector Base Sounder Strobe is a high-quality loop powered device intended to alert building occupants of a potential fire. Approved to meet EN54-23, the European standard for Visual Alarm Devices, it utilises the System Sensor B501AP base for enhanced installation flexibility, and integrates seamlessly with System Sensor intelligent detectors. When triggered by the fire panel, its powerful sounder and intense strobe give a visible and audible warning. A choice of sound output levels and tones make the device suitable for a wide variety of applications.