Apollo 45681-509APO AlarmSense Sounder Visual Indicator Beacon Base. The AlarmSense Sounder Visual Indicator Base is designed to be used with AlarmSense systems only. It is supplied with a low or high volume setting and red or white caps are available for stand-alone installation

• · High and low volume ranges compliant with BS 5839
• · Sounder range between 70dB(A) and 87dB(A)
• · Detects the removal of a detector head and reports
• · a fault
• · Continues to work during unauthorised removal
• · of detectors
• · Quick and simple installation
• · Can only be used with AlarmSense systems