Featuring fast and simple installation and control the Opal base sounder/Visual Alarm Device (VAD) forms the perfect base for Notifier Opal detectors. Powered by the fire panel via the loop wiring, control of the devices is enabled using on-board switches or via the Opal digital protocol using the control panel. The range is installed simply by a twist fit onto the B501AP base.
Key Features:
- EN54-23
- Clear Lens with Red Flash
- White Body