System Sensor’s SSM Series alarm bells are low-current, high-decibel notification appliances for use in fire and burglary systems or other signaling applications.
System Sensor® SpectrAlert® Advance selectable-output horns, strobes and horn/strobes are rich with features guaranteed to cut installation times and maximize profits.
The 4XD300 is controlled and monitored by the Variodyn D1 module’s DOM4-8 or DOM4-24 (Digital Output Module). It comes with a cooling unit socket located on its rear side for the mains connection and