Opal AV Devices: Opal Addressable Base Sounder/VAD

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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.

EN54-23 O Class Compliant.

Coverage Diagram