Product Overview
   Multi-Alert Sounder:
   12 and 24V operation
   8 field-selectable tones

   Multi-Alert Strobes and Sounder/Strobes:
   24V operation
   1.5 or 15 candela
   UL1638 listed

   Mini-Alert Sounders:
   12 and 24V operation
   1.5 cd add-on strobe available

System Sensors Multi-Alert sounder and sounder/strobes are suited to provide primary or secondary signaling for fire and security applications. The MA and MASS models provide eight field-selectable warning tones.
The Multi-Alert models mount directly to 4″ square back boxes. Optional mounting plates are available for either flush or semi-flush installations. Model MA12/24D is suitable for outdoor applications when installed with the WBB weather-proof back box.