Apollo XP95 Visual Alarm Device Base with Isolator incorporates a loop-powered VAD with a standard mounting base. It is used to signal a visual fire alarm warning in enclosed areas. The base can be used either with a detector fitted or with a cap for operation as a stand-alone alarm device and supplied with a built-in isolator. Used for analogue addressable fire detectors uses tried and trusted technology to give the best performance and has unique features that benefit the installer and the end user. It is suitable for medium-to-large applications with simple installation requirements.